CN114276195B - Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method - Google Patents
Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method Download PDFInfo
- Publication number
- CN114276195B CN114276195B CN202210089207.5A CN202210089207A CN114276195B CN 114276195 B CN114276195 B CN 114276195B CN 202210089207 A CN202210089207 A CN 202210089207A CN 114276195 B CN114276195 B CN 114276195B
- Authority
- CN
- China
- Prior art keywords
- fertilizer
- special
- jinggang
- honey pomelo
- months
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Landscapes
- Fertilizers (AREA)
Abstract
The invention belongs to the technical field of honey pomelo fertilization, and particularly relates to a special base fertilizer for Jinggang honey pomelo, a special fruit strengthening fertilizer and an application method. The invention provides a special base fertilizer for Jinggang honey pomelo, which comprises the following components in percentage by mass: 15-17% of nitrogen; 11-13% of phosphorus pentoxide; 11-13% of potassium oxide; 5.5 to 6.5 percent of calcium oxide; 1.0 to 1.6 percent of magnesium oxide; zinc 0.3-0.4%; 0.06-0.10% of boron; 3.5 to 4.0 percent of sulfur; 8.0 to 9.0 percent of synergist. The invention constructs an accurate fertilization model based on target yield, soil fertility and nutrient absorption and utilization rules. In addition, the special base fertilizer, the special fruit strengthening fertilizer and the application method for the Jinggang honey pomelo can meet the fertilizer requirement rule of high-yield and high-quality cultivation of the Jinggang honey pomelo, save labor and cost, and are simple to operate, and the utilization rate of the fertilizer is improved.
Description
Technical Field
The invention belongs to the technical field of honey pomelo fertilization, and particularly relates to a special base fertilizer for Jinggang honey pomelo, a special fruit strengthening fertilizer and an application method.
Background
The Jinggang honey pomelo is a general name of high-quality honey pomelo fruits with local characteristics produced and cultivated in Jian city, is a special brand of honey pomelo fruits in Jian city for unified propaganda, and takes Jin Shayou, peach xi honey pomelo and Anfu Jin Lanyou as main cultivated varieties at present. The honey pomelo in Jian city has rich planting resources, and proper natural conditions such as climate, soil and the like for developing honey pomelo production, becomes a rich support industry for driving agriculture synergy farmers to increase income, and is the most excellent in Jian feature.
At present, most of the fertilizer special for honey pomelos is developed for the honey pomelos of stream, shatian pomelos and the like, the fertilizer special for the honey pomelos of Jinggang is not needed, and the fertilizer is applied for many times a year, so that the labor cost is increased. The fertilization mode and fertilization amount of the Jinggang honey pomelo are mostly applied according to citrus or by experience, the problems of unscientific base fertilizer, strong fruit fertilizer application amount, fertilizer proportion and the like are outstanding, the randomness is high, the heavy application of nitrogen, phosphorus and potassium fertilizers and the light application of trace elements cannot well meet the requirements of quick expansion of fruits in the strong fruit period of the Jinggang honey pomelo on nutrients, the fruit granulation is easy to cause, the commodity rate yield and quality of the fruits are reduced, and the phenomenon of 'years and years' is frequently seen.
Therefore, according to the growth and development of the Jinggang honey pomelo and the fertilizer requirement law, developing a special long-acting base fertilizer and a special fruit strengthening fertilizer which meet the requirements of the Jinggang honey pomelo on the base fertilizer, the sprout fertilizer and the fruit preservation fertilizer and an accurate application method thereof are the technical problems to be solved urgently at present.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is that the special long-acting base fertilizer and the special fruit strengthening fertilizer which are suitable for the requirements of the Jinggang honey pomelo on the base fertilizer, the sprout fertilizer and the fruit preserving fertilizer and the precise application method thereof do not exist at present. Thereby providing a special base fertilizer, a special fruit strengthening fertilizer and an application method for the Jinggang honey pomelo.
Therefore, the invention provides the following technical proposal,
the invention provides a special base fertilizer for Jinggang honey pomelo, which comprises the following components in percentage by mass: 15-17% of nitrogen; 11-13% of phosphorus pentoxide; 11-13% of potassium oxide; 5.5 to 6.5 percent of calcium oxide; 1.0 to 1.6 percent of magnesium oxide; zinc 0.3-0.4%; 0.06-0.10% of boron; 3.5 to 4.0 percent of sulfur; 8.0 to 9.0 percent of synergist.
Optionally, the nitrogen is provided by conventional urea, monoammonium phosphate, and coated urea;
optionally, the mass ratio of the conventional urea, monoammonium phosphate and coated urea is (1-1.2): (3-3.6): (3.4-5.9);
further alternatively, the coated urea comprises coated urea with slow release for 2 months and coated urea with slow release for 4 months, and the mass ratio of the two is (1-1.13): (1-2.27);
optionally, the synergist comprises the following components in percentage by mass (1.0-1.1): (1.0-1.1): (0.5-0.6) nitrification inhibitor, urease inhibitor, and ammonium molybdate;
the nitrification inhibitor is one of dicyandiamide, 2-chloro-6-trimethylpyridine and 3, 4-dimethylpyrazole phosphate;
the urease inhibitor is one of N-butyl thiophosphoric triamide, hydroquinone and phenyl phosphoryl diamine.
Optionally, the fertilizer comprises, by weight, 10-12 parts of urea, 17-20 parts of coated urea for slow release for 2 months, 17-39 parts of coated urea for slow release for 4 months, 30-36 parts of monoammonium phosphate, 44-52 parts of potassium sulfate, 37-43 parts of calcium magnesium phosphate fertilizer, 3-4 parts of zinc sulfate, 1-2 parts of boric acid and 2-3 parts of synergist.
The invention provides a special fruit strengthening fertilizer for Jinggang honey pomelo, which comprises the following components in percentage by mass: the special fruit strengthening fertilizer is characterized by comprising the following components in percentage by mass: 13.5 to 14.5 percent of nitrogen; 7.5 to 8.5 percent of phosphorus pentoxide; 20-23.5% of potassium oxide; 1.0 to 2.4 percent of calcium; 8-8.9% of sulfur; 0-1.0% of synergist.
Optionally, the synergist comprises the following components in percentage by mass (1.0-1.1): (1.0-1.1): (0.5-0.6) nitrification inhibitor, urease inhibitor, and ammonium molybdate;
optionally, the nitrification inhibitor is one of dicyandiamide, 2-chloro-6-trimethylpyridine and 3, 4-dimethylpyrazole phosphate;
optionally, the urease inhibitor is one of N-butyl thiophosphoric triamide, hydroquinone and phenyl phosphoryl diamine.
Optionally, the fertilizer comprises 53-56 parts of urea, 24-30 parts of monoammonium phosphate, 80-98 parts of potassium sulfate, 12-20 parts of calcium superphosphate and 1-2 parts of synergist by mass;
or comprises, by mass, 63-65 parts of urea, 13-14 parts of monoammonium phosphate, 25-26 parts of monopotassium phosphate, 7-14 parts of calcium nitrate and 78-87 parts of potassium sulfate.
The invention also provides an application method of the Jinggang honey pomelo, which comprises the following steps: the special base fertilizer is applied in the last ten days of 11 months to 12 months and/or the special fruit strengthening fertilizer is applied in the last ten days of 6 months to 7 months.
Optionally, the method for determining the application amount includes the following steps:
1) According to the target yield of the Jinggang honey pomelo, the annual pure nitrogen application amount Y is determined by the following accurate fertilization model N ，
Y N ＝0.007791X/r
Wherein Y is N The dosage of pure nitrogen is the unit kilogram;
x is the yield of each plant of fresh honey pomelo, and the unit kg;
r is the utilization rate of nitrogenous fertilizer, and the unit is that;
r is 40% -60%;
the target yield is determined according to the age of the Jinggang honey pomelo tree, the tree vigor and the soil fertility.
2) According to the fertilizer amount required by the Jinggang honey pomelo after fruit picking, in the germination period, in the fruit preserving period and in the fruit strengthening period, the application amount of the special base fertilizer and/or the special fruit strengthening fertilizer is calculated according to the pure nitrogen content of the special base fertilizer and/or the special fruit strengthening fertilizer.
Specifically, the proportion of annual nitrogen application amount of the Jinggang honey pomelo is generally that after fruit picking: germination period: fruit retention period: fruit-strengthening period = 40%:15%:15%:30%, the specific proportion can be slightly adjusted according to the region, soil fertility difference and the like.
If the special base fertilizer with the specific composition is adopted, the nitrogen requirement of 3 growth periods of the honey pomelo after fruit picking, the germination period and the flower and fruit preservation period can be met by one application, and a certain amount of organic fertilizer is generally applied after fruit picking in the conventional planting process, so that the nitrogen content of the special base fertilizer is obtained by subtracting the nitrogen content of the organic fertilizer from the total nitrogen required in the first three stages. For example, if the pure nitrogen provided by the organic fertilizer after fruit picking accounts for 30% of the total annual nitrogen application, the first three stages also require the special base fertilizer to provide nitrogen accounting for 40% of the total annual nitrogen application, and the annual pure nitrogen application amount Y N Multiplying by 40%, and calculating the application amount of the special base fertilizer according to the pure nitrogen content of the special base fertilizer; application amount Y of annual pure nitrogen N Multiplying by 30%, and calculating the application amount of the special fruit strengthening fertilizer according to the pure nitrogen content of the special fruit strengthening fertilizer.
Optionally, when the special base fertilizer and the special fruit strengthening fertilizer are applied simultaneously, the application mass ratio of the two fertilizers is (1-1.11) based on pure nitrogen: (0.74-0.84).
Optionally, the special base fertilizer is applied by a ditch, and the fertilization depth is 20-50cm;
optionally, the special fruit strengthening fertilizer is applied by a ditch application or spray irrigation method, and the fertilizing depth of the ditch application is 20-50cm.
Optionally, in order to facilitate the shaping and granulating, a special base fertilizer and/or a special fruit strengthening fertilizer may further comprise some filler, for example, bentonite, attapulgite, etc.
The technical proposal provided by the invention has the following advantages,
1. the invention provides a special base fertilizer for Jinggang honey pomelo, which comprises the following components in percentage by mass: 15-17% of nitrogen; 11-13% of phosphorus pentoxide; 11-13% of potassium oxide; 5.5 to 6.5 percent of calcium oxide; 1.0 to 1.6 percent of magnesium oxide; zinc 0.3-0.4%; 0.06-0.10% of boron; 3.5 to 4.0 percent of sulfur; 8.0 to 9.0 percent of synergist. The special base fertilizer for the Jinggang honey pomelo can meet the fertilizer requirement rule of high-yield and high-quality cultivation of the Jinggang honey pomelo, saves labor and cost, is simple to operate, and improves the utilization rate of the fertilizer.
2. The special base fertilizer for the Jinggang honey pomelo provided by the invention has the advantages that the nitrogen nutrient raw materials comprise common urea, monoammonium phosphate, slow-release 2-month coated urea and slow-release 4-month coated urea, and the nitrogen requirements of 3 growth periods of the Jinggang honey pomelo after fruit picking, germination period and flower and fruit preservation period can be met after one time application, so that the fertilization times are reduced, the labor force is saved, the nitrogen fertilizer utilization efficiency is improved, and the nutrient loss is reduced.
3. The special base fertilizer for the Jinggang honey pomelo provided by the invention is prepared from the raw material calcium magnesium phosphate fertilizer, which not only provides phosphorus, calcium and magnesium nutrients for the Jinggang honey pomelo, but also can be used as a soil conditioner for red soil orchards to prevent and control red soil acidification for a long time, so that the soil fertility and the fertilizer utilization rate are improved.
4. Compared with the fertilization of farmers in the prior art, the special base fertilizer for the Jinggang honey pomelo improves the yield of the Jinggang honey pomelo fruits by 12.13-26.95%, increases the contents of nitrogen, phosphorus, potassium, calcium, magnesium, boron and zinc in the leaves, and improves the nutrition of the tree body.
5. The invention provides a special fruit strengthening fertilizer for Jinggang honey pomelo, which comprises the following components in percentage by mass: 13.5 to 14.5 percent of nitrogen; 7.5 to 8.5 percent of phosphorus pentoxide; 20-23.5% of potassium oxide; 1.0 to 2.4 percent of calcium; 8-8.9% of sulfur; 0.5 to 1.0 percent of synergist. Compared with the conventional application of common compound fertilizer and potassium sulfate, the special fruit strengthening fertilizer for the Jinggang honey pomelo provided by the invention has the advantages that the nutrient proportion is easier to meet the nutrient required by the fruit of the Jinggang honey pomelo, the yield is improved by 3.72% -4.90%, the fruit peel is thinned, the edible rate is increased, and the yield and the quality are synergistically improved.
6. The special base fertilizer and special fruit strengthening fertilizer for the Jinggang honey pomelo provided by the invention have the advantages that the nutrients such as nitrogen, phosphorus and potassium are obtained according to the nutrient content, nutrient distribution rule, fertilizer utilization rate and fertilizer-needed characteristics of the Jinggang honey pomelo fruits measured by early-stage massive investigation and sampling, and the medium and trace elements which are lack in soil of a Jinggang honey pomelo orchard are additionally added, so that compared with the conventional special fertilizer for citrus, common compound fertilizer and the like, the nutrient proportion is more scientific and the pertinence is stronger, and the requirement for growth of the Jinggang honey pomelo is met.
7. The invention provides a special base fertilizer and a special fruit strengthening fertilizer for Jinggang honey pomelo, which are prepared from the following components in percentage by mass (1.0-1.1): (1-1.0): the nitrification inhibitor, the urease inhibitor and the ammonium molybdate (0.5-0.6) are used as additives, so that the requirement of the Jinggang honey pomelo on molybdenum element can be met, the fruit quality can be improved, the nitrogen fertilizer utilization rate can be improved, and the fertilizer efficiency can be improved.
8. When the base fertilizer special for the Jinggang honey pomelo and the special fruit strengthening fertilizer provided by the invention are used together in one growth period, the fertilization times can be reduced, the labor cost can be reduced, the fertilizer utilization rate can be improved, and the nutrient requirement of the whole growth period of the honey pomelo can be met.
9. The invention also provides an application method of the Jinggang honey pomelo, which comprises the following steps: the special base fertilizer is applied in the last ten days of 11 months to 12 months and/or the special fruit strengthening fertilizer is applied in the last ten days of 6 months to 7 months. The method can reduce the fertilization times and labor, cultivate healthy orchard soil, improve the stable yield of fruit trees, finally improve the yield and quality and the fertilizer utilization efficiency, and has good economic and ecological benefits.
10. Aiming at the difficulty that the fertilization of the Jinggang honey pomelo mainly depends on experience and has no definite quantitative method, the invention provides a method for determining the application amount, and the method has the characteristics of simplicity, convenience, accuracy and rapidness, and can effectively realize the efficient utilization and the quality collaborative promotion of the Jinggang honey pomelo fertilizer.
11. The special base fertilizer, the special fruit strengthening fertilizer, the application method and the application amount determination method provided by the invention are matched for use, and a whole set of solution is provided for the fertilization management of the Jinggang honey pomelo.
Detailed Description
The following examples are provided for a better understanding of the present invention and are not limited to the preferred embodiments described herein, but are not intended to limit the scope of the invention, any product which is the same or similar to the present invention, whether in light of the present teachings or in combination with other prior art features, falls within the scope of the present invention.
The specific experimental procedures or conditions are not noted in the examples and may be followed by the operations or conditions of conventional experimental procedures described in the literature in this field. The reagents or apparatus used were conventional reagent products commercially available without the manufacturer's knowledge.
To facilitate comparison between the data, examples 1-4 and comparative example 1 used consistent sources of raw materials and equipment, the specific sources are as follows:
calcium magnesium phosphate fertilizer: model Jing Zhu, available from Hubei gold bead chemical Co., ltd;
commercial organic fertilizer: is provided by Jiangxi Xufeng biotechnology Co., ltd., type Jack organic fertilizer, N+P 2 O 5 +K 2 O is more than or equal to 5 percent, and organic matters are more than or equal to 45 percent;
other foliar fertilizers in water and fertilizer management are supplied by Shaanxi Yi Tianfeng crop technology Co.Ltd.
The test sites and test varieties of the application methods in examples 1 to 12 and comparative example 1 were identical, specifically:
the tested variety is Jinganghong shaddock-golden shaddock, the tree age is 6 years, the tested land is a high-area honey shaddock exquisite garden in Jian city of Jiangxi province, and the area is pleasant in climate and abundant in rainwater. The target yields were 50 kg/strain.
Example 1
The embodiment provides a special base fertilizer for Jinggang honey pomelo and an application method thereof,
the fertilizing amount calculating method of the special base fertilizer comprises the following steps: firstly, calculating the annual nitrogen application amount according to the target yield: r is 40%, according to model Y N Calculated y= 0.007791X/r N =0.974 kg/strain,
the nitrogen application amount of the organic fertilizer is 0.292 kg/plant, according to the model Y b ＝0.4Y N /n b Calculating to obtain that the special base fertilizer amount applied to each plant is 2.435 kg/plant, Y b Applying special base fertilizer amount, n b The pure N content of the special base fertilizer; the calculation methods of the special base fertilizer are consistent, so that the fertilization amount of the special base fertilizer is not carried out in other embodimentsAnd (5) calculating.
The special base fertilizer comprises the following raw materials: 52kg of urea, 93.46kg of coated urea with slow release for 2 months, 186.92kg of coated urea with slow release for 4 months, 160kg of monoammonium phosphate, 240kg of potassium sulfate, 200kg of calcium magnesium phosphate fertilizer, 19kg of zinc sulfate, 7kg of boric acid and 10kg of synergist, and the attapulgite is added to 1 ton. The synergist contains 4kg dicyandiamide, 4kg N-butyl thiophosphoric triamide and 2kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.435 kg/plant of special base fertilizer in the middle and late furrows of 11 months; urea 0.64 kg/plant, superphosphate 1.50 kg/plant, potassium sulfate 1.00 kg/plant were applied in the middle ten days of 7 months.
Other water and fertilizer management: irrigation or drip irrigation is carried out to supplement water in dry seasons, and foliar fertilizer is sprayed in the flowering period. Other water and fertilizer management in the remaining examples and comparative examples are identical to those in example 1, so description is not made in the remaining examples and comparative examples.
Example 2
The embodiment provides a special base fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 52kg of urea, 140.19kg of coated urea with slow release for 2 months, 140.19kg of coated urea with slow release for 4 months, 160kg of monoammonium phosphate, 240kg of potassium sulfate, 200kg of calcium magnesium phosphate fertilizer, 19kg of zinc sulfate, 7kg of boric acid and 10kg of synergist, and the attapulgite is added to 1 ton. The synergist contains 4kg dicyandiamide, 4kg N-butyl thiophosphoric triamide and 2kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.435 kg/plant of special base fertilizer in the middle and late furrows of 11 months; urea 0.64 kg/plant, superphosphate 1.50 kg/plant, potassium sulfate 1.00 kg/plant were applied in the middle ten days of 7 months.
Example 3
The embodiment provides a special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the fertilizing amount calculating method of the special fruit strengthening fertilizer comprises the following steps: firstly, calculating the annual nitrogen application amount according to the target yield: r is 40%, according to model Y N Calculated y= 0.007791X/r N =0.974 kg/strain,
according to model Y b ＝0.3Y N /n f Calculation ofThe special fruit strengthening fertilizer amount applied to each plant is 2.087 kg/plant, Y b Applying special fruit strengthening fertilizer amount, n f The pure N content of the special fruit strengthening fertilizer; the calculation methods of the special fruit strengthening fertilizer are consistent, so that the fertilization amount of the special fruit strengthening fertilizer is not calculated in other embodiments.
The special fruit strengthening fertilizer comprises the following raw materials: 128kg monoammonium phosphate, 276kg urea, 480kg potassium sulfate, 100kg calcium superphosphate, 8kg synergist, and attapulgite for 1 ton. The synergist contained 3.2kg dicyandiamide, 3.2kg N-butyl thiophosphoric triamide and 1.6kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; applying 2.087kg of fruit fertilizer per plant in the middle ten-day ditch of 7 months.
Example 4
The embodiment provides a special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special fruit strengthening fertilizer comprises the following raw materials: 128kg monoammonium phosphate, 276kg urea, 440kg potassium sulfate, 100kg calcium superphosphate, 7kg synergist, and the attapulgite is added to 1 ton. The synergist contained 2.8kg dicyandiamide, 2.8kg N-butyl thiophosphoric triamide and 1.4kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; applying 2.087kg of special fruit strengthening fertilizer per plant in the middle ten days of 7 months.
Example 5
The embodiment provides a special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special fruit strengthening fertilizer comprises the following raw materials: 128kg monoammonium phosphate, 276kg urea, 400kg potassium sulfate, 100kg calcium superphosphate, 6kg synergist, and the attapulgite is added to 1 ton. The synergist contained 2.4kg dicyandiamide, 2.4kg N-butyl thiophosphoric triamide and 1.2kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; applying 2.087kg of special fruit strengthening fertilizer per plant in the middle ten days of 7 months.
Example 6
The embodiment provides a special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 52kg of urea, 93.46kg of coated urea with slow release for 2 months, 186.92kg of coated urea with slow release for 4 months, 160kg of monoammonium phosphate, 240kg of potassium sulfate, 200kg of calcium magnesium phosphate fertilizer, 19kg of zinc sulfate, 7kg of boric acid and 10kg of synergist, and the attapulgite is added to 1 ton. The synergist contains 4kg dicyandiamide, 4kg N-butyl thiophosphoric triamide and 2kg ammonium molybdate.
The special fruit strengthening fertilizer comprises the following raw materials: 128kg monoammonium phosphate, 276kg urea, 480kg potassium sulfate, 100kg calcium superphosphate and 8kg synergist. The synergist contained 3.2kg dicyandiamide, 3.2kg N-butyl thiophosphoric triamide and 1.6kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.435 kg/plant of special base fertilizer in the middle and late furrows of 11 months; applying 2.087kg of special fruit strengthening fertilizer per plant in the middle ten days of 7 months.
Example 7
The embodiment provides a special base fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 52.17kg of urea, 86.45kg of coated urea with slow release for 2 months, 172.90kg of coated urea with slow release for 4 months, 150kg of monoammonium phosphate, 220kg of potassium sulfate, 186.11kg of calcium magnesium phosphate fertilizer, 15kg of zinc sulfate, 5.5kg of boric acid and 9kg of synergist, and the attapulgite is added to 1 ton. The synergist contained 3.6kg dicyandiamide, 3.6kg N-butyl thiophosphoric triamide and 1.8kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.597 kg/plant of special base fertilizer to the ditches in middle and late 11 months; urea 0.64 kg/plant, superphosphate 1.50 kg/plant, potassium sulfate 1.00 kg/plant were applied in the middle ten days of 7 months.
Example 8
The embodiment provides a special base fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 47.83kg urea, 98.13kg coated urea with slow release for 2 months, 196.26kg coated urea with slow release for 4 months, 220kg monoammonium phosphate, 260kg potassium sulfate, 98.89kg calcium magnesium phosphate fertilizer, 20kg zinc sulfate, 9.1kg boric acid, 12kg synergist, and attapulgite for 1 ton. The synergist contained 4.8kg dicyandiamide, 4.8kg N-butyl thiophosphoric triamide and 2.4kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.292 kg/plant of special base fertilizer to the ditches in middle and late 11 months; urea 0.64 kg/plant, superphosphate 1.50 kg/plant, potassium sulfate 1.00 kg/plant were applied in the middle ten days of 7 months.
Example 9
The embodiment provides a special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special fruit strengthening fertilizer comprises the following raw materials: 120kg monoammonium phosphate, 267kg urea, 470kg potassium sulfate, 94kg calcium superphosphate, 6kg synergist, and the attapulgite is added to 1 ton. The synergist contained 2.4kg dicyandiamide, 2.4kg N-butyl thiophosphoric triamide and 1.2kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate in the middle and late furrows of 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; 2.164 kg/plant of fruit strengthening fertilizer is applied to the furrows in the middle 7 months.
Example 10
The embodiment provides a special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special fruit strengthening fertilizer comprises the following raw materials: 150kg monoammonium phosphate, 283kg urea, 490kg potassium sulfate, 63kg calcium superphosphate, 8kg synergist, and the attapulgite is added to 1 ton. The synergist contained 3.2kg dicyandiamide, 3.2kg N-butyl thiophosphoric triamide and 1.6kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate in the middle and late furrows of 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; applying 2.015 kg/plant of fruit strengthening fertilizer in the ditch of 7 middle ten days.
Example 11
The embodiment provides a special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 52.17kg of urea, 86.45kg of coated urea with slow release for 2 months, 172.90kg of coated urea with slow release for 4 months, 150kg of monoammonium phosphate, 220kg of potassium sulfate, 186.11kg of calcium magnesium phosphate fertilizer, 15kg of zinc sulfate, 5.5kg of boric acid and 9kg of synergist, and the attapulgite is added to 1 ton. The synergist contained 3.6kg dicyandiamide, 3.6kg N-butyl thiophosphoric triamide and 1.8kg ammonium molybdate.
The special fruit strengthening fertilizer comprises the following raw materials: 120kg monoammonium phosphate, 267kg urea, 470kg potassium sulfate, 94kg calcium superphosphate and 6kg synergist. The synergist contained 2.4kg dicyandiamide, 2.4kg N-butyl thiophosphoric triamide and 1.2kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.597 kg/plant of special base fertilizer to the ditches in middle and late 11 months; 2.164 kg/plant of special fruit strengthening fertilizer is applied in the furrows in the middle 7 months.
Example 12
The embodiment provides a special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the special base fertilizer comprises the following raw materials: 47.83kg urea, 98.13kg coated urea with slow release for 2 months, 196.26kg coated urea with slow release for 4 months, 220kg monoammonium phosphate, 260kg potassium sulfate, 98.89kg calcium magnesium phosphate fertilizer, 20kg zinc sulfate, 9.1kg boric acid, 12kg synergist, and attapulgite for 1 ton. The synergist contained 4.8kg dicyandiamide, 4.8kg N-butyl thiophosphoric triamide and 2.4kg ammonium molybdate.
The special fruit strengthening fertilizer comprises the following raw materials: 150kg monoammonium phosphate, 283kg urea, 490kg potassium sulfate, 62.5kg calcium superphosphate and 8kg synergist. The synergist contained 3.2kg dicyandiamide, 3.2kg N-butyl thiophosphoric triamide and 1.6kg ammonium molybdate.
The application method comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer and 2.292 kg/plant of special base fertilizer to the ditches in middle and late 11 months; 2.015 kg/plant of special fruit strengthening fertilizer is applied in the ditch in the middle of 7 months.
Example 13
The embodiment provides a special water-soluble fruit strengthening fertilizer for Jinggang honey pomelo and an application method thereof,
the fertilizing amount calculating method of the water-soluble special fruit strengthening fertilizer comprises the following steps: firstly, calculating the annual nitrogen application amount according to the target yield: r is 40%, according to model Y N Calculated y= 0.007791X/r N =0.974 kg/strain,
according to model Y b ＝0.3Y N /n f Calculating to obtain that the water-soluble special strong fruit fertilizer amount applied to each plant is 1.826 kg/plant, Y b Applying water-soluble special fruit strengthening fertilizer amount, n to each plant f The pure N content of the special water-soluble fruit strengthening fertilizer; the calculation methods of the water-soluble special fruit strengthening fertilizer are consistent, so that the fertilization amount of the water-soluble special fruit strengthening fertilizer is not calculated in other embodiments.
The water-soluble special fruit strengthening fertilizer comprises the following raw materials: 67kg monoammonium phosphate, 323kg urea, 128kg monopotassium phosphate, 40kg calcium nitrate, 433kg potassium sulfate.
The application method of the water-soluble special fruit strengthening fertilizer comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; drip-irrigation of 1.826 kg/plant of water-soluble special fruit strengthening fertilizer through a water and fertilizer integrated facility in the middle ten days of 7 months.
Example 14
The water-soluble special fruit strengthening fertilizer comprises the following raw materials: 67kg monoammonium phosphate, 316kg urea, 128kg monopotassium phosphate, 66kg calcium nitrate, 393kg potassium sulfate.
The application method of the water-soluble special fruit strengthening fertilizer comprises the following steps: applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; drip-irrigation of 1.826 kg/plant of water-soluble special fruit strengthening fertilizer through a water and fertilizer integrated facility in the middle ten days of 7 months.
Comparative example 1
The comparative example provides a method for applying fertilizer:
applying 14.6 kg/plant of commercial organic fertilizer, 0.21 kg/plant of urea, 2.79 kg/plant of calcium superphosphate and 0.24 kg/plant of potassium sulfate to the ditch in the late 11 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 3 months; applying urea 0.32 kg/plant and potassium sulfate 0.20 kg/plant in the last ten days of 5 months; urea 0.64 kg/plant, superphosphate 1.50 kg/plant, potassium sulfate 1.00 kg/plant were applied in the middle ten days of 7 months.
Test case
Test example 1
The honey pomelos of examples 1-2 and comparative example 1 after fertilization were tested for the following items: leaf nutrients, honey pomelo fruit yield and nitrogen fertilizer utilization.
The method for testing the nutrients of the blade comprises the following steps: the total nitrogen content is measured by an automatic nitrogen determination instrument, the total phosphorus content is measured by a molybdenum-antimony colorimetric method, and the total potassium content is measured by a flame photometer method.
The test results were as follows:
| example 1 | Example 2 | Comparative example 1 | |
| Total nitrogen (g/kg) | 21.15 | 18.82 | 18.70 |
| Whole phosphorus (g/kg) | 2.55 | 2.63 | 2.26 |
| Whole potassium (g/kg) | 12.19 | 10.07 | 9.26 |
As is clear from the above table, the contents of nitrogen, phosphorus, potassium, calcium, magnesium and boron in the honey pomelo leaves treated in example 1 and example 2 are all increased as compared with comparative example 1.
The method for testing the yield of the honey pomelo fruits comprises the following steps: recording the number of single fruits of each plant of sampling tree, and measuring the weight of the single fruits and the total weight of the single fruits by using an electronic balance; yield per mu = total weight of individual fruits x number of plants per mu; abbe refractometer for measuring the content of soluble solids, 2, 6-dichloro indophenol titration method for measuring the content of vitamin C, and acid-base titration method for measuring the content of titratable acid.
The test results were as follows:
as is clear from the above table, the individual fruits, commodity rate and yield of the honey pomelo treated in example 1 and example 2 are increased, the commodity rate in example 1 is increased by 7.1%, and the yield is increased by 265.1kg/667m as compared with comparative example 1 2 26.9% improvement, 18.38% reduction in titratable acid, 0.90% improvement in Vc content, 1.0% improvement in commodity rate in example 2, and 119.3kg/m increase in yield 2 The improvement is 12.1%, the titratable acid is reduced by 11.04%, the Vc content is improved by 3.65%, and the soluble solid is improved by 4.62%.
The method for testing the nitrogen fertilizer utilization rate comprises the following steps: the nitrogen fertilizer utilization in season = (pure nitrogen amount absorbed in season-pure nitrogen amount absorbed without nitrogen application)/nitrogen amount in season Ji Shi x 100%.
The test results were as follows:
| example 1 | Example 2 | Comparative example 1 | |
| On-season nitrogen fertilizer utilization (%) | 32.19 | 37.10 | 25.86 |
As can be seen from the above table, the nitrogenous fertilizer utilization rate of comparative example 1 was 25.86%, the nitrogenous fertilizer utilization rate of example 1 was 32.19%, the nitrogenous fertilizer utilization rate of example 2 was 37.10%, and the nitrogenous fertilizer utilization rate of example 2 was 11.24% as compared with the conventional fertilization treatment, using honey pomelo without nitrogenous fertilizer as a blank control.
Test example 2
The honey pomelos of examples 3 to 5 and comparative example 1 after fertilization were tested for the following items: yield of honey pomelo fruit, appearance quality of honey pomelo fruit and internal quality of honey pomelo fruit.
The method for testing the yield of the honey pomelo fruits comprises the following steps: recording the number of single fruits of each plant of sampling tree, and measuring the weight of the single fruits and the total weight of the single fruits by using an electronic balance; yield per mu = total weight of individual fruits x number of plants per mu.
The test results were as follows:
| example 3 | Example 4 | Example 5 | Comparative example 1 | |
| Number of single plant fruits | 35 | 37 | 30 | 27 |
| Single plant yield (kg) | 31.20 | 30.89 | 31.27 | 29.8 |
| Commercial fruit yield (%) | 85.76 | 88.31 | 82.45 | 74.7 |
| Yield (kg/667 m) 2 ) | 1029.60 | 1019.22 | 1031.91 | 983.7 |
As is clear from the above table, the yields in examples 3 to 5 were increased by 4.67%, 3.72% and 4.90%, respectively, and the number of individual fruits in examples 3 to 5 was increased, and the commercial fruits in examples 3 to 5 were increased by 11.06%, 13.61% and 7.75%, respectively, as compared with comparative example 1.
The method for testing the appearance quality of the honey pomelo fruits comprises the following steps: measuring the transverse-longitudinal ratio and the peel thickness of the fruits by a vernier caliper, and recording the number of the fruit sacs; edible = (fruit weight-exocarpium weight-endocarp weight-seed weight)/fruit weight x 100%; pulp moisture content= (fresh pulp weight-dry pulp weight)/dry pulp weight x 100%.
The test results were as follows:
as is clear from the above table, both the edible rate and the pulp moisture content of examples 3 to 5 are increased compared to comparative example 1, the aspect ratio is increased, the peel is thinned, the weight per fruit is increased under the treatment of example 3, the peel is thinned, the number of flaps is increased under the treatment of example 4, and the aspect ratio is increased under the treatment of example 5.
The method for testing the internal quality of the honey pomelo fruit comprises the following steps: abbe refractometer for measuring soluble solid content, anthrone colorimetric method for measuring sugar content, 2, 6-dichloro indophenol titration method for measuring vitamin C content, and acid-base titration method for measuring titratable acid content.
The test results were as follows:
| example 3 | Example 4 | Example 5 | Comparative example 1 | |
| Vc content (mg/100 g) | 50.92 | 52.85 | 51.52 | 33.46 |
| Titratable acid (%) | 0.43 | 0.48 | 0.41 | 0.480 |
| Soluble solids (%) | 11.8 | 12.20 | 11.7 | 10.83 |
| Sugar content (%) | 10.44 | 10.97 | 9.39 | 9.22 |
| Ratio of solid to acid | 27.44 | 25.42 | 18.41 | 21.33 |
As is clear from the above table, the Vc content, the soluble solids content, the sugar content were increased and the titratable acid content was decreased in the treatment of example 3 compared to comparative example 1; under the treatment of example 4, the sugar content increased and the titratable acid content decreased. Under the treatment of example 5, the Vc content, the sugar content were increased and the titratable acid content was decreased.
Test example 3
The honey pomelos of example 6 and comparative example 1 after fertilization were tested for yield of honey pomelo fruit and intrinsic quality of honey pomelo fruit.
The method for testing the yield of the honey pomelo fruits comprises the following steps: recording the number of single fruits of each plant of sampling tree, and measuring the weight of the single fruits and the total weight of the single fruits by using an electronic balance; yield per mu = total weight of individual fruits x plant tree per mu.
The test results were as follows:
| example 6 | Comparative example 1 | |
| Number of single plant fruits | 58 | 27 |
| Single plant yield (kg) | 38.35 | 29.8 |
| Goods commodityFruit yield (%) | 74.97 | 74.7 |
| Yield (kg/667 m) 2 ) | 1265.55 | 983.7 |
As is clear from the above table, the number of individual fruits, the individual yield and the commercial fruit rate were increased in the treatment of example 6, and the yield was increased by 281.85kg/667m as compared with comparative example 1 2 The 28.65 percent of the improvement is realized.
The method for testing the internal quality of the honey pomelo fruit comprises the following steps: abbe refractometer for measuring soluble solid content, anthrone colorimetric method for measuring sugar content, 2, 6-dichloro indophenol titration method for measuring vitamin C content, and acid-base titration method for measuring titratable acid content. The test results were as follows:
| example 6 | Comparative example 1 | |
| Vc content (mg/100 g) | 55.52 | 33.46 |
| Titratable acid (%) | 0.450 | 0.480 |
| Soluble solids (%) | 12.10 | 10.83 |
| Sugar content (%) | 10.29 | 9.22 |
| Ratio of solid to acid | 26.89 | 21.33 |
As is clear from the above table, the Vc content, the soluble solids content and the sugar content were increased and the titratable acid content was decreased in the treatment of example 6 compared to comparative example 1.
Test example 4
The honey pomelos of example 13 and comparative example 1 after fertilization were tested for yield of honey pomelo fruit and intrinsic quality of honey pomelo fruit.
The method for testing the yield of the honey pomelo fruits comprises the following steps: recording the number of single fruits of each plant of sampling tree, and measuring the weight of the single fruits and the total weight of the single fruits by using an electronic balance; yield per mu = total weight of individual fruits x plant tree per mu.
The test results were as follows:
| example 13 | Comparative example 1 | |
| Number of single plant fruits | 41 | 27 |
| Single plant yield (kg) | 37.33 | 29.8 |
| Commercial fruit yield (%) | 83.93 | 74.7 |
| Yield (kg/m) 2 ) | 1231.89 | 983.7 |
As is clear from the above table, the number of individual fruits, the individual yield and the commercial fruit rate were increased in the treatment of example 13, and the yield was increased by 248.19kg/667m as compared with comparative example 1 2 The improvement is 25.23 percent.
The method for testing the internal quality of the honey pomelo fruit comprises the following steps: abbe refractometer for measuring soluble solid content, anthrone colorimetric method for measuring sugar content, 2, 6-dichloro indophenol titration method for measuring vitamin C content, and acid-base titration method for measuring titratable acid content. The test results were as follows:
| example 13 | Comparative example 1 | |
| Vc content (mg/100 g) | 58.72 | 33.46 |
| Titratable acid (%) | 0.41 | 0.48 |
| Soluble solids (%) | 11.40 | 10.83 |
| Sugar content (%) | 9.39 | 9.22 |
| Ratio of solid to acid | 27.80 | 21.33 |
As is clear from the above table, the Vc content, the soluble solids content and the sugar content were increased and the titratable acid content was decreased in the treatment of example 13 compared to comparative example 1.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (8)
1. The fertilizing method of the Jinggang honey pomelo is characterized by comprising the following steps of: applying special base fertilizer in the last ten days of 11 months-12 months and applying special fruit strengthening fertilizer in the last ten days of 6 months-7 months;
the application amount determining method comprises the following steps:
1) According to the target yield of the Jinggang honey pomelo, the annual pure nitrogen application amount Y is determined by the following accurate fertilization model N ，
Y N =0.007791X/r
Wherein Y is N The dosage of pure nitrogen is the unit kilogram;
x is the yield of each plant of fresh honey pomelo, and the unit kg;
r is the utilization rate of nitrogenous fertilizer, and the unit is that;
r is 40% -60%;
2) Calculating the application amount of the special base fertilizer and the special strong fruit fertilizer according to the pure nitrogen content of the special base fertilizer and the special strong fruit fertilizer according to the fertilizer amount required by the Jinggang honey pomelo after fruit picking, in the germination period, in the fruit preserving period and in the fruit strengthening period;
the special base fertilizer for the Jinggang honey pomelo comprises the following components in percentage by mass: 15-17% of nitrogen; 11-13% of phosphorus pentoxide; 11-13% of potassium oxide; 5.5 to 6.5 percent of calcium oxide; 1.0 to 1.6 percent of magnesium oxide; zinc 0.3-0.4%; 0.06-0.10% of boron; 3.5 to 4.0 percent of sulfur; 8.0 to 9.0 percent of synergist,
wherein the nitrogen is provided by conventional urea, monoammonium phosphate and coated urea;
the mass ratio of the conventional urea to monoammonium phosphate to the encapsulated urea is (1-1.2): (3-3.6): (3.4-5.9);
the coated urea comprises coated urea with slow release for 2 months and coated urea with slow release for 4 months, and the mass ratio of the coated urea to the coated urea is (1-1.13): (1-2.27);
the synergistic agent comprises the following components in percentage by mass (1.0-1.1): (1.0-1.1): (0.5-0.6) nitrification inhibitor, urease inhibitor, and ammonium molybdate;
the special fruit strengthening fertilizer for the Jinggang honey pomelo comprises the following components in percentage by weight of the total mass of the special fruit strengthening fertilizer: 13.5 to 14.5 percent of nitrogen; 7.5 to 8.5 percent of phosphorus pentoxide; potassium oxide 20-24.5%; 1.0 to 2.4 percent of calcium; 8-8.9% of sulfur; 0 to 1.0 percent of synergist,
the synergistic agent comprises the following components in percentage by mass (1.0-1.1): (1.0-1.1): (0.5-0.6), a nitrification inhibitor, a urease inhibitor, and ammonium molybdate.
2. The fertilization method of valgus grandis according to claim 1, wherein the nitrification inhibitor is one of dicyandiamide, 2-chloro-6-trimethylpyridine and 3, 4-dimethylpyrazole phosphate.
3. The fertilization method of valium sibiricum according to claim 1, wherein the urease inhibitor is one of N-butyl thiophosphoric triamide, hydroquinone and phenyl phosphoryl diamine.
4. The fertilizing method of the Jinggang honey pomelo according to any one of claims 1 to 3, which is characterized in that the special base fertilizer for the Jinggang honey pomelo comprises, by weight, 10 to 12 parts of urea, 17 to 20 parts of coated urea which is slowly released for 2 months, 17 to 39 parts of coated urea which is slowly released for 4 months, 30 to 36 parts of monoammonium phosphate, 44 to 52 parts of potassium sulfate, 37 to 43 parts of calcium magnesium phosphate fertilizer, 3 to 4 parts of zinc sulfate, 1 to 2 parts of boric acid and 2 to 3 parts of synergistic agent.
5. The fertilizing method of the Jinggang honey pomelo according to any one of claims 1-3, which is characterized by comprising, by mass, 53-56 parts of urea, 24-30 parts of monoammonium phosphate, 80-98 parts of potassium sulfate, 12-20 parts of calcium superphosphate and 1-2 parts of a synergistic agent.
6. The fertilization method of valgus grandis according to claim 5, wherein when the special base fertilizer and the special fruit strengthening fertilizer are applied simultaneously, the application mass ratio of the two fertilizers is (1-1.11) in terms of pure nitrogen: (0.74-0.84).
7. The fertilization method of the Jinggang honey pomelo according to claim 6, wherein the special base fertilizer is applied by ditches, and the fertilization depth is 20-50cm.
8. The fertilizing method of Jinggang honey pomelo according to claim 6, wherein the special fruit strengthening fertilizer is applied by a ditch application or spray irrigation method, and the fertilizing depth of the ditch application is 20-50cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210089207.5A CN114276195B (en) | 2022-01-25 | 2022-01-25 | Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210089207.5A CN114276195B (en) | 2022-01-25 | 2022-01-25 | Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114276195A CN114276195A (en) | 2022-04-05 |
| CN114276195B true CN114276195B (en) | 2023-05-12 |
Family
ID=80881538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210089207.5A Active CN114276195B (en) | 2022-01-25 | 2022-01-25 | Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114276195B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021863A (en) * | 2017-05-27 | 2017-08-08 | 福建省农业科学院土壤肥料研究所 | A kind of sweet shaddock delays controlled release decrement set meal fertilizer and its application process |
| CN109593012A (en) * | 2019-02-18 | 2019-04-09 | 福建省农业科学院土壤肥料研究所 | A kind of dedicated water-soluble set meal fertilizer of the sweet shaddock juice sacs granulation of mitigation and its method of administration |
| CN111656936A (en) * | 2020-06-28 | 2020-09-15 | 广东省农业科学院农业资源与环境研究所 | Litchi recommended fertilization method and litchi nutrient system |
| CN114402779A (en) * | 2022-01-11 | 2022-04-29 | 同济大学 | Citrus variable soil testing and formulated fertilization method for increasing organic fertilizer application and reducing chemical fertilizer |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104672014B (en) * | 2015-02-11 | 2016-08-17 | 湖南金叶众望科技股份有限公司 | A kind of fragrant Fructus Citri grandis special set meal fertilizer and fertilizing method thereof |
| CN104774099B (en) * | 2015-04-02 | 2017-10-03 | 江西省农业科学院土壤肥料与资源环境研究所 | A kind of special slow controlled-release formula fertilizer of citrus crop and its preparation and application process |
| CN106982689A (en) * | 2017-02-16 | 2017-07-28 | 胡姣玉 | A kind of implantation methods of three red sweet shaddocks |
| CN107935789A (en) * | 2018-01-08 | 2018-04-20 | 华中农业大学 | The special fertilizer and its application process of a kind of steady fruiting period of increasing yield and improving quality Guanxi small stream honey shaddocks and strong fruiting period |
| CN110790610A (en) * | 2019-11-29 | 2020-02-14 | 武汉绿舟生态肥料有限公司 | Special basal application set fertilizer for fruit trees |
-
2022
- 2022-01-25 CN CN202210089207.5A patent/CN114276195B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107021863A (en) * | 2017-05-27 | 2017-08-08 | 福建省农业科学院土壤肥料研究所 | A kind of sweet shaddock delays controlled release decrement set meal fertilizer and its application process |
| CN109593012A (en) * | 2019-02-18 | 2019-04-09 | 福建省农业科学院土壤肥料研究所 | A kind of dedicated water-soluble set meal fertilizer of the sweet shaddock juice sacs granulation of mitigation and its method of administration |
| CN111656936A (en) * | 2020-06-28 | 2020-09-15 | 广东省农业科学院农业资源与环境研究所 | Litchi recommended fertilization method and litchi nutrient system |
| CN114402779A (en) * | 2022-01-11 | 2022-04-29 | 同济大学 | Citrus variable soil testing and formulated fertilization method for increasing organic fertilizer application and reducing chemical fertilizer |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114276195A (en) | 2022-04-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102351602B (en) | Synchronous nutrition fertilizers, preparation methods thereof and applications thereof | |
| CN107011097A (en) | A kind of bletilla striata set meal fertilizer and its fertilizing method | |
| De Datta et al. | Results from recent studies on nitrogen fertilizer efficiency in wetland rice | |
| CN109824428A (en) | Dedicated polyurethane controlled release bulk blended fertilizer of rice side deep fertilizing and preparation method thereof | |
| CN105669297A (en) | Humic acid-containing complete-element water soluble fertilizer, and preparation method and application thereof | |
| CN111233585A (en) | Special water-soluble fertilizer for high-quality wheat and preparation method thereof | |
| CN103265357B (en) | Rape topdressing fertilizer and rape fertilizing method | |
| CN101020581B (en) | Seed manure specially for corn and its production process | |
| CN107333508A (en) | A kind of fertilization of rice method | |
| CN111869392B (en) | Fertilizing method for rice in cold region | |
| CN109809921A (en) | Suitable for the dedicated fertilizer for spraying on leaf surface of Bohai Rim producing region apple tree and method of administration | |
| CN109734544A (en) | Dedicated ureaformaldehyde slow release fertilizer of rice side deep fertilizing and preparation method thereof | |
| CN105967962A (en) | Summer corn synchronous nutrition formula fertilizer | |
| Kpomblekou et al. | Greenhouse evaluation of phosphate fertilizers produced from Togo phosphate rock | |
| CN114276195B (en) | Special base fertilizer and special fruit strengthening fertilizer for Jinggang honey pomelo and application method | |
| CN106673922A (en) | Special water-soluble fertilizer for tomatoes and application method of special water-soluble fertilizer | |
| CN114073187B (en) | Accurate water and fertilizer integrated fertilization method for blueberry with fertilizer saving and quality improvement functions | |
| CN113875375B (en) | Precise fertilization method for citrus unshiu tree | |
| CN108794266A (en) | Nitric acid phosphorous controlled release bulk blended fertilizer | |
| CN114478141A (en) | Magnesium and silicon-rich sulfur-coated slow-release fertilizer special for rice and preparation method thereof | |
| CN106385914A (en) | Crop special-purposed composite fertilizer application method | |
| CN107056514B (en) | A kind of special chelating fertilizer of strawberry | |
| CN110357692A (en) | A kind of water soluble fertilizer set meal suitable for the apple fertigation of Bohai Rim producing region | |
| CN113661821B (en) | Special fertilizer for greenhouse tomatoes based on yield response and soil fertility and recommended application method thereof | |
| CN106146142B (en) | Special fertilizer for corn and preparation method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |