CN112679259A - Compound fertilizer special for walnuts - Google Patents
Compound fertilizer special for walnuts Download PDFInfo
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- CN112679259A CN112679259A CN202011572757.XA CN202011572757A CN112679259A CN 112679259 A CN112679259 A CN 112679259A CN 202011572757 A CN202011572757 A CN 202011572757A CN 112679259 A CN112679259 A CN 112679259A
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Abstract
The invention particularly relates to a special compound fertilizer for walnuts, which comprises the following components, by weight, 30-36 parts of an organic fertilizer, 46-62 parts of a macroelement fertilizer, 0.4-2 parts of a trace element fertilizer and 5-10 parts of clay. Nutrient elements required by bearing the walnut are added, formulas of walnuts under various soil property conditions in the ecological environment suitable for growth are fully considered, and lime is added to acid soil during forestation and soil preparation, so that the acidity of the soil can be slowed down and neutralized; diammonium phosphate is added into alkaline soil, so that the alkalinity of the soil can be slowed down and neutralized; for neutral soil, the alkaline soil formula is recommended to be applied with emphasis on comprehensive formula nutrients, the soil is improved by organic matters, the compound fertilizer integrates organic matters and inorganic matters and has strong specificity, and the blank of the compound fertilizer special for walnuts in the Qinba mountain area can be filled.
Description
Technical Field
The invention belongs to the technical field of fertilizers, and particularly relates to a compound fertilizer special for walnuts.
Background
The walnut is one of the ancient dried fruit trees which are widely distributed and have rich resources in the world. Among a plurality of economic tree species, walnut is famous for its wide application and rich kernel nutrition, walnut kernel is good for intelligence and brain, walnut oil is good for beauty and longevity, walnut wood is noble and elegant, walnut flower is natural delicacy, and the whole body of walnut tree is precious.
In the development of the walnut industry with intense bombing, a plurality of problems are exposed, and a 'rebuilt light pipe' generally exists, wherein fertilizer application management becomes one of key links for restricting yield and benefit improvement, and mainly the problems that on one hand, the fertilizer application management is influenced by the traditional production and operation habits for a long time, and the walnut trees are scattered and raised, most of the walnut trees do not pay enough attention in the aspect of fertilizer application, and the fertilizer application management is neglected, so that the walnut trees have poor growth vigor and low yield; on the other hand, the production lacks the material basis for supplying proper special fertilizer for walnuts and mature fertilization technical guidance, the fertilization has great blindness, and the problems of single fertilization or application of a general compound fertilizer with weak pertinence and the like generally exist, so that the fertilizer efficiency is poor, the economic benefit is poor, and the expected effect is difficult to achieve. Therefore, reasonable nutrient input is a necessary choice for maintaining stable and high yield of the walnut trees.
Disclosure of Invention
Aiming at the technical problems, the invention provides a special compound fertilizer formula aiming at the soil property of the walnut trees in the suitable ecological area and meeting the nutrient requirement characteristics of the walnut trees on the basis of the fertilizer application test result and the production application effect according to the nutrient requirement rule of the walnut trees and the soil fertility condition of the suitable ecological area, so as to increase the yield and the efficiency, improve the soil, cultivate the soil fertility, improve the fertilizer utilization rate, maintain the soil productivity and provide a fertilizer application management basis for intensive operation and high-quality and high-yield of walnut gardens.
The specific technical scheme is as follows:
the compound fertilizer special for walnuts comprises, by weight, 30-36 parts of organic fertilizer, 46-62 parts of macroelement fertilizer, 0.4-2 parts of trace element fertilizer and 5-10 parts of clay.
The organic fertilizer is fully decomposed organic fertilizer.
The macroelement fertilizer comprises the effective components of N: P in parts by mass2O5:K224 to 29 parts of O, 8 to 13 parts of O, and 14 to 20 parts of O.
N is urea (N content is more than or equal to 46%), P is diammonium phosphate (N content is more than or equal to 18%, P2O5Not less than 46 percent), K is potassium sulfate (K)2O≥52％)。
The microelement fertilizer is borax (Na)2B4O7.10H2O), ferrous sulfate (FeSO)4·7H2O) and zinc fertilizer (ZnSO)4·7H2O), containing 12% by mass of Fe, 20.1% by mass of Zn and 21.5% by mass of B, respectively.
The clay is kaolin with the grain size less than or equal to 0.002mm, and the granulation plays a role in bonding.
The compound fertilizer special for walnuts provided by the invention has the technical advantages that:
1. the formula components in the technical scheme of the invention comprise a macroelement N, P, K necessary for common walnuts (J.regia L.) in Qinba mountain areas belonging to Juglaceae (Juglaces), and microelements Fe, Zn, B and the like, the nutrients are comprehensive, the short-term (quick-acting) and long-term (slow-acting) nutrients are combined, and the organic and inorganic matters are integrated, so that the soil structure is improved, and the soil fertility condition is improved. The nutrients required by the normal growth and development of the walnut trees are ensured, and the environmental adaptability and stress resistance are increased. Through soil detection, most of the soil in the Qinba mountainous area belongs to limestone soil matrix, is rich in calcium, and part of acid soil which is deficient in calcium is supplemented with calcium by adding lime, so that the acid soil is not supplemented any more in the invention.
2. The walnut trees have the advantages that the variety of soil suitable for the ecological environment is realized, the using effect of the fertilizer is influenced by the difference of the property reaction of the soil, and the micro-adjustment is only carried out on the formula, so that the microenvironment of the soil of the root system of the plant is improved.
Detailed Description
The specific technical scheme of the invention is illustrated by combining examples.
The following examples are presented to further illustrate the embodiments of the present invention and are not intended to limit the scope of the invention.
1. Implementation of fertilizer special for walnuts
The ingredients were mixed, thoroughly mixed and granulated uniformly according to the following formulation of the examples. In each example, 50 fruiting trees with substantially uniform growth vigor under the field conditions were selected as a block, 3 levels were set, 10 treatments were performed, and 1 control treatment was performed for 4 replicates. The fertilizer is applied twice in the same year, namely 'one base and one top dressing', the base fertilizer accounts for 60 percent of the annual dosage in 3 months, the top dressing accounts for 40 percent of the annual dosage in 5 months, and the tree crown dripping line annular ditch is applied.
Example 1:
for acid soil, 35.5 parts of organic fertilizer, 26 parts of urea, 16 parts of potassium sulfate, 12 parts of diammonium phosphate, 0.3 part of 7-water ferrous sulfate, 0.15 part of 7-water zinc sulfate, 0.05 part of 5-water borax and 10 parts of clay.
Example 2:
for alkaline soil, 34 parts of organic fertilizer, 27 parts of urea, 18 parts of potassium sulfate, 10 parts of diammonium phosphate, 0.6 part of 7-hydrated ferrous sulfate, 0.3 part of 7-hydrated zinc sulfate, 0.1 part of 5-hydrated borax and 10 parts of clay.
Example 3:
for neutral soil, 35 parts of organic fertilizer, 26 parts of urea, 17 parts of potassium sulfate, 11 parts of diammonium phosphate, 0.6 part of 7-water ferrous sulfate, 0.3 part of 7-water zinc sulfate, 0.1 part of 5-water borax and 10 parts of clay.
2. Comparison test result of special compound fertilizer for walnuts
Acid soil (yellow soil): the Xuan river village in the Xuan river town of the upturned region is 10 years old, the variety is Guangfeng, the plant row spacing is 4 multiplied by 5m, the altitude is 650m, the terrace land and the soil layer are thicker.
Alkaline soil (calcareous purple soil): two trees in south mountain of Rizhou district family farm, calcareous purple soil, tree age 6 years, variety of early fruiting in North, plant row spacing 4 x 5m, elevation 745m, gentle slope, slope 25, soil layer thinner.
Neutral soil (neutral purple soil): Wu-Chin Zhen Chin village, Wangcang county, neutral purple soil, tree age of 8 years, early fruiting in the North, plant-row spacing of 4 x 5m, altitude of 780m, steep slope, slope of 35, and thin soil layer.
The results of the comparative tests are shown in Table 1.
TABLE 1 comparative test result of compound fertilizer specially used for walnut
Through analysis of variance tests, the formulations of the 3 examples and the control all achieve very significant differences, which indicates that the fertilizer application effect of the formulations of the 3 examples is obvious.
The walnut trees have long bearing years, tall and big tree bodies, developed root systems and high yield, and the fertilizer demand is 1 to 2 times larger than that of other fruit trees. According to the detection of nutrient components of the walnuts in the Qinba mountain area, N, P, K, Ca, Fe, Zn, B and the like are necessary for the growth of the walnuts, the invention mainly solves the problem that the walnut trees are a fertilization formula aiming at different soil physicochemical properties (acidity, neutrality and alkalinity) and is used for guiding the walnut formula fertilization management of the main soil in the Qinba mountain area in China. Nutrient elements required by walnuts are added, formulas of walnuts under various soil property conditions in the ecological environment suitable for growth are fully considered, and lime is added to acid soil during forestation and soil preparation, so that soil acidity can be slowed down and neutralized; diammonium phosphate is added into alkaline soil, so that the alkalinity of the soil can be slowed down and neutralized; for neutral soil, the alkaline soil formula is recommended to be applied with emphasis on comprehensive formula nutrients, the soil is improved by organic matters, the fertilizer is a compound fertilizer integrating organic matters and inorganic matters and having strong specificity, and the blank of the compound fertilizer special for walnuts in the Qinba mountain area can be filled.
Finally, it should be noted that the above detailed description only illustrates the technical solution of the present invention and not limited, and although the present invention has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solution of the present invention without departing from the spirit and scope of the technical solution of the present invention, and all that should be covered by the claims of the present invention.
Claims (6)
1. The compound fertilizer special for walnuts is characterized by comprising, by weight, 30-36 parts of organic fertilizer, 46-62 parts of macroelement fertilizer, 0.4-2 parts of trace element fertilizer and 5-10 parts of clay.
2. The compound fertilizer special for walnuts as claimed in claim 1, wherein the organic fertilizer is a fully decomposed organic fertilizer.
3. The compound fertilizer special for walnuts as claimed in claim 1, wherein the macroelement fertilizer comprises the effective components in a mass ratio of N: P2O5:K224 to 29 portions of O, 8 to 13 portions of O, and 14 to 20 portions of O.
4. The compound fertilizer special for walnuts as claimed in claim 3, wherein N is urea, and the content of N is more than or equal to 46%; p is diammonium phosphate, N content is not less than 18 percent, P2O5Not less than 46 percent; k is potassium sulfate, K2O≥52％。
5. The compound fertilizer special for walnuts as claimed in claim 1, wherein the trace element fertilizer is borax (Na)2B4O7.10H2O, ferrous sulfate i.e. FeSO4·7H2O and zinc fertilizer, i.e. ZnSO4·7H2O, Fe, Zn and B in the mass percentages of 12%, 20.1% and 21.5%, respectively.
6. The compound fertilizer special for walnuts as claimed in claim 1, wherein said clay is kaolin with a particle size of 0.002mm or less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011572757.XA CN112679259A (en) | 2020-12-24 | 2020-12-24 | Compound fertilizer special for walnuts |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011572757.XA CN112679259A (en) | 2020-12-24 | 2020-12-24 | Compound fertilizer special for walnuts |
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| CN112679259A true CN112679259A (en) | 2021-04-20 |
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| CN202011572757.XA Pending CN112679259A (en) | 2020-12-24 | 2020-12-24 | Compound fertilizer special for walnuts |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104446845A (en) * | 2014-12-16 | 2015-03-25 | 山西省农业科学院农业环境与资源研究所 | Special fertilizer for walnut and preparation method of fertilizer |
| CN109422600A (en) * | 2017-09-04 | 2019-03-05 | 重庆市林业科学研究院 | A kind of walnut special fertilizer and preparation method thereof |
| CN109970491A (en) * | 2019-05-15 | 2019-07-05 | 四川省林业科学研究院 | A kind of alder is compound fertilizer dedicated |
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- 2020-12-24 CN CN202011572757.XA patent/CN112679259A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104446845A (en) * | 2014-12-16 | 2015-03-25 | 山西省农业科学院农业环境与资源研究所 | Special fertilizer for walnut and preparation method of fertilizer |
| CN109422600A (en) * | 2017-09-04 | 2019-03-05 | 重庆市林业科学研究院 | A kind of walnut special fertilizer and preparation method thereof |
| CN109970491A (en) * | 2019-05-15 | 2019-07-05 | 四川省林业科学研究院 | A kind of alder is compound fertilizer dedicated |
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