CN102372523A - Irrigation fertilizer for greenhouse crops and preparation method thereof - Google Patents
Irrigation fertilizer for greenhouse crops and preparation method thereof Download PDFInfo
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- CN102372523A CN102372523A CN2010102635059A CN201010263505A CN102372523A CN 102372523 A CN102372523 A CN 102372523A CN 2010102635059 A CN2010102635059 A CN 2010102635059A CN 201010263505 A CN201010263505 A CN 201010263505A CN 102372523 A CN102372523 A CN 102372523A
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Abstract
The invention relates to an irrigation fertilizer for greenhouse crops. The fertilize comprises a base fertilizer and a synergistic fertilizer, wherein, raw materials for the base fertilizer comprise sulfuric acid, a phosphate fertilizer, urea and water, and raw materials for the synergistic fertilizer comprise a potash fertilizer, a trace element fertilizer, amino acid and biochemical fulvic acid. The irrigation fertilizer provided in the invention enables the problems of runt seedlings and runt fruit of crops like vegetable in a heliogreenhouse in winter to be overcome.
Description
Technical field
The present invention relates to mixed fertilizer field in the agriculture prodn, especially relate to a kind of chamber crop with dashing fertilising and preparation method thereof.
Background technology
In the chemical fertilizer of existing most kinds in agriculture prodn; Distinct issues are that utilization rate of fertilizer is low slow with fertilizer efficiency, and fertilizer utilization ratio generalized case then is: the utilization ratio 20% of bicarbonate of ammonia, urea 40%; Diammonium phosphate 10%; Monoammonium phosphate 15%, Repone K 40%, this season utilization ratio will more be hanged down.The speed of fertilizer efficiency is also different, and in the nitrogen fertilizers, the nitrate fertilizer fertilizer efficiency is the fastest, and bicarbonate of ammonia, ammonium chloride, ammonium sulfate take second place, and urea is the slowest; The soil moisture has very big influence for the performance of fertilizer efficiency after fertilising, and when the soil moisture was lower than 10 ℃, the fertilizer efficiency of ammonium sulfate generally just can manifest after 40 days, and when being higher than 20 ℃, fertilizer efficiency can be accelerated to some extent, and the fertilizer efficiency of ammonium sulfate can add near 20 days.Usually relatively slowly, its major cause is that phosphate fertilizer is easy to by soil fixing to the fertilizer efficiency of phosphate fertilizer on calcareous soil, and the concentration of active phosphate fertilizer composition is very low, and crop absorbs few, and not only utilization ratio is low but also fertilizer efficiency is slow.When adopt strengthening the phosphate fertilizer amount and accelerate p fertilizer efficiency, can bring again owing to iron deficiency that phosphate radical deposition trace elements iron, manganese, zinc, copper cause or manganese deficiency, or lack zinc, or lack physiological diseases such as copper.
In Vegetable Production in Solar Greenhouse because p fertilizer efficiency performance is slow; Possibly cause the in fact excessive excess of peasant to use the phenomenon of quick-acting chemical fertilizer; Thereby caused a lot of problems, such as: 1. cause directly that nitrite exceeds standard in the vegetables, directly have influence on food safety; 2. directly cause soil nitrogen content excess, be corrupted to the quality of body of groundwater on every side indirectly, cause environmental problem; 3. behind the excess fertilising accumulative total 3-5, directly cause the secondary salinization problem of greenhouse soil, reduce the throughput in greenhouse; 4. excess fertilising is tangible waste, has increased production cost.
Also have, heliogreenhouse is planted crop environment of living in such as vegetables in improper season in the winter time, and itself and routine different features in season are arranged: 1. a little less than sunshine duration weak point, the intensity of illumination; 2. the soil moisture is lower.That these characteristics cause again in a conventional manner is slow in low temperature season fertilising fertilizer efficiency, utilization rate of fertilizer is low.In the heliogreenhouse, dash and execute the quick-acting full water-soluble fertilizers of various routines in the winter time, fertilizer efficiency does not comply with one's wishes, and spends but very high; After the cloudy day, snow day that occur more than 10 days; Crops such as the vegetables of chamber planting usually occur nourishing and growing and stagnate the phenomenon with the fruit development stagnation; Be exactly so-called stiff seedling phenomenon and mummy phenomenon, use conventional quick-acting full water-soluble fertilizers this moment, can not solve stiff seedling and mummy problem.
Summary of the invention
One of the object of the invention is the deficiency that overcomes prior art, and a kind of raising low temperature season heliogreenhouse fertilizer efficiency and utilization ratio are provided, and a kind of the dashing that solves stiff seedling of low temperature season heliogreenhouse and mummy problem applied fertilizer.
Two of the object of the invention provides this preparation method who dashes fertilising.
Chamber crop of the present invention is grouped into by following one-tenth in parts by weight with dashing fertilising:
The fertile 20-50 in basis
The fertile 20-50 of synergy
Wherein the molfraction of basic fertile raw material ratio is:
Sulfuric acid: phosphate fertilizer: urea: water=1: (0.01-1): (1-10): (1-20).
Sulfuric acid and phosphate fertilizer, urea, water carry out chemical reaction, and synthesizing with the ureasulfuric acid Ureaphil is the basis fertilizer of staple, contains nutritive elements such as nitrogen, phosphorus, sulphur.
Said phosphate fertilizer is selected from perhaps several kinds mixture of one of diammonium phosphate, monoammonium phosphate, phosphoric acid, potassium primary phosphate; Preferably phosphoric acid; The material concentration of used phosphoric acid is 20%-85%, and this phosphate raw material can be the separated phosphoric acid that obtains afterwards of phosphogypsum in the phosphoric acid production technical process, contains P
2O
520-35%, the phosphoric acid weight percent concentration is 28-48%.
Said urea be nitrogen content greater than 46%, Biuret Content is less than 1.5% agricultural urea.
Wherein the fertile raw material of synergy ratio of weight and number be:
Potash fertilizer: trace element fertilizer: amino acid: biochemical fulvic acid=1: (0-0.1): (0-1): (0-0.5).
Potash fertilizer is perhaps two kinds mixture of one of vitriolate of tartar, Repone K.
Said trace element fertilizer is perhaps several kinds a mixture of one of zinc sulfate, manganous sulfate, ferrous sulfate, copper sulfate, boric acid, borax, ammonium molybdate, Sodium orthomolybdate.
Said amino acid is include mixed amino acid total content greater than 10% amino acid product.
Said biochemical fulvic acid is a content greater than 10% biochemical fulvic acid product.
Of the present inventionly comprise the steps: towards the system of fertilization Preparation Method
(1) the fertile preparation in basis
Phosphate fertilizer is added in the reaction tank, injects sulfuric acid, treat that phosphate fertilizer dissolves fully after, add urea and react; Adding water after reaction finishes dilutes.Reaction can be carried out automatically, need not heating.
The envrionment temperature of above-mentioned reaction is 0 ℃-40 ℃, preferred 10-20 ℃.
This preparation method can realize in the phosphoric acid production technical process, after phosphogypsum is separated, obtain containing P
2O
5The phosphoric acid of 20-35% replenishes sulfuric acid, directly adds urea again, is stirred to reaction and finishes.Adding water after reaction finishes dilutes;
(2) the fertile preparation of synergy
Load weighted potash fertilizer, trace element fertilizer, amino acid, biochemical fulvic acid are mixed, stir, to even;
(3) basis fertilizer and synergy fertilizer are mixed.
The present invention dashes the formed product of fertilising can be soluble in water fully, water dropper that can the clogging drip irrigation system.This formula fertilizer has the ability of metallic elements such as chelating calcium, magnesium, iron, zinc, manganese, copper; At application with after using; Make phosphate fertilizer be difficult for forming water-fast deposition, directly improved the utilization ratio and the fertilizer efficiency of phosphate fertilizer, nutritive elements such as simultaneously all right activation potassium, calcium, magnesium, iron, zinc, manganese, copper; In addition since the absorption of phosphate fertilizer increase, improved again crop to the demand of nitrogen, potassium, promoted utilization and utilization ratio to nitrogenous fertilizer, potash fertilizer.Irrigate characteristics to heliogreenhouse, heliogreenhouse adopts grou1ndwater irrigation more, and bicarbonate radical HCO3-content is higher in the general high latitude area underground water, but the high-content bicarbonate radical remarkably influenced plant in the irrigation water is to the absorption and the transportation of many nutritive elements.It is gentle acid that new formula compound fertilizer of the present invention is, and when the heliogreenhouse flushing and spreading fertilizer, can the bicarbonate radical in the irrigation water partly be removed, thereby weaken bicarbonate radical to the negative impact of plant absorbing nutritive element, compares safety simultaneously again.The present invention dashes stiff seedling and the mummy problem that fertilising can solve crops such as vegetables in the heliogreenhouse in winter.
Embodiment
Embodiment 1
It is following to prepare 2500 parts of (10000kg) salt fertilizer formulations:
The fertile 5000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
With 2000kg concentration is that 95% sulfuric acid adds in the reaction tank, pours the 250kg diammonium phosphate into, stirs, treat that diammonium phosphate is dissolved fully after, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, be packed as 2500 parts.
The fertile raw material of synergy is grouped into by following one-tenth:
Potash fertilizer (Repone K, potassium oxide content is greater than 60%) 2475kg
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
In February, 2007 is at certain daylight greenhouse of the plantation tomato of Yinchuan City, Ningxia periphery, seedling age 120 days.The door of this heliogreenhouse is stayed the west; Because frequent turnover, cause in the greenhouse western half canopy temperature lower, add early stage cloudy day and snow day day after day; Cause in the heliogreenhouse temperature lower; Particularly western half canopy is lower, and this moment, the growing way of tomato was that the seedling of eastern half canopy is obviously higher and good than the seedling of west half canopy, and the output of eastern half canopy is also high than west half canopy.400 square metres of temperature canopy areas; Adopt the method for the test of half canopy, the contrast of half canopy; As processing, drip irrigation is used embodiment 1 formula fertilizer near west half canopy on heliogreenhouse doorway in selection, and amount of application is 1 part in every canopy; As contrast, use the complete water-soluble amino acid organic fertilizer of commercially available routine away from east half canopy on doorway.After 10 days, the height of seedling of western half canopy treatment zone tomato is caught up with eastern half canopy.Used back 10 days for the second time; The tomato seedling height of west half canopy has surpassed the contrast of eastern half canopy; The blade size of treatment zone tomato, vane thickness, leaf look, the rugosity, flower size, the fruit-setting rate that newly grow stem all surpass contrast, and the crude fruit solid color of treatment zone is dark green, the check plot immature fruit is of light color and turn white.Used for the third time back 10 days, treatment zone output exceeds check plot 50%.
In March, 2007,4 of Xingqing District plantation tomato heliogreenhouses in Yinchuan, Ningxia, 400 square metres of warm canopy areas; Because early stage is cloudy day and snow day day after day, causes tomato variety 73-45 the mummy phenomenon to occur, use other conventional complete water-soluble mineral manure, or complete water-soluble organic fertilizer (is main with amino acid); Can not deal with problems, use embodiment 1 formula fertilizer, amount of application is 1 part in every canopy; Beginning about 5 days has improvement, and after 10 days, dark green leaf color, blade thickening, newly to grow the young fruit color dark green bright; The mummy phenomenon improves, and the tamato fruit that newly grows is obviously greater than the mummy in early stage; Used back 10 days for the second time, economic yield is brought up to the normal volume level from zero.
Embodiment 2
It is following to prepare 2500 parts of (15000kg) salt fertilizer formulations:
The fertile 10000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
The phosphoric acid of 500kg 40% concentration is added in the reaction tank, pour 2000kg95% sulfuric acid into, stir, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, add 4750kg water again, after stirring, be packed as 2500 parts (every part of 4kg).
The fertile raw material of synergy is grouped into by following one-tenth:
Potash fertilizer (agricultural potassium chloride, potassium oxide content is greater than 60%) 2475kg
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
In mid-October, 2007-mid-November, owing to early stage occurs cloudy rainy day of 20 days, occur in the heliogreenhouse of Yinchuan, Ningxia periphery that disease is popular, output reduces phenomenon; In the test that the heliogreenhouse that surpasses 20 plantation tomatoes carries out; 400 square metres of temperature canopy areas, half canopy are used the flushing and spreading fertilizer (as contrast) of general type, half canopy administrations embodiment, 2 formula fertilizers; Amount of application is 1 part in every canopy; Use half canopy tomato of formula fertilizer of the present invention after 10 days, no matter from growing way, leaf look, flower size, fruit-setting rate, fruit size, fruit color, or output all obviously surpasses contrast.
Embodiment 3
It is following to prepare 2500 parts of (15000kg) salt fertilizer formulations:
The fertile 10000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
The phosphoric acid of 1000kg 20% concentration is added in the reaction tank, pour 2000kg95% sulfuric acid into, stir, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, add 4250kg water again, after stirring, be packed as 2500 parts (every part of 4kg).
The fertile raw material of synergy is grouped into by following one-tenth:
Potash fertilizer (agricultural potassium chloride, potassium oxide content is greater than 60%) 2475kg
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
In January, 2008, in the Zhongwei City, Ningxia, certain center of growing seedlings causes seedling can not in time go out garden, delay peasant's timely field planting problem because the stiff seedling phenomenon of pepper seedling appears in cloudy low temperature.The fertilizer of using the embodiment of the invention 3 prescriptions sprays on seedling, and concentration is every part and converts 3000 liters in water that stiff seedling problem is resolved after 7 days.
Embodiment 4
It is following to prepare 2500 parts of (10000kg) salt fertilizer formulations:
The fertile 5000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
2000kg95% sulfuric acid is added in the reaction tank, pours the 250kg diammonium phosphate into, stir, treat that diammonium phosphate is dissolved fully after, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, be packed as 2500 parts.
The fertile raw material of synergy is grouped into by following one-tenth:
Potash fertilizer (agricultural potassium sulfate, potassium oxide content is greater than 40%) 2475kg
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
Embodiment 5
It is following to prepare 2500 parts of (10000kg) salt fertilizer formulations:
The fertile 5000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
2000kg95% sulfuric acid is added in the reaction tank, pour the phosphoric acid of 250kg 85% concentration into, stir, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, be packed as 2500 parts.
The fertile raw material of synergy is grouped into by following one-tenth:
Potash fertilizer (agricultural potassium sulfate, potassium oxide content is greater than 40%) 2475kg
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
Embodiment 6
It is following to prepare 2500 parts of (15000kg) salt fertilizer formulations:
The fertile 10000kg in basis
The fertile 5000kg of synergy
Wherein basic fertile raw material and preparation method are following:
The phosphoric acid of 1000kg 20% concentration is added in the reaction tank, pour 2000kg95% sulfuric acid into, stir, add the agricultural urea of 2750kg, be stirred to reaction and accomplish, add 4250kg water again, after stirring, be packed as 2500 parts (every part of 4kg).
The fertile raw material of synergy is grouped into by following one-tenth:
(agricultural potassium chloride, potassium oxide content be greater than 60%, and 1250kg, agricultural potassium sulfate, potassium oxide be greater than 40%, 1225kg) 2475kg for potash fertilizer
Trace element fertilizer (zinc sulfate 10kg, manganous sulfate 4kg, borax 10kg, ammonium molybdate 1kg is technical grade) 25kg
Amino acid (the biological ltd in Kingsoft, Jining produces 50% content aminoacids complex dry powder) 1250kg
Biochemical fulvic acid (the logical Microbial Technics Ltd in Shanghai produces BFA dry powder, content＞50%) 1250kg
The synergy nutriment in a fertilizer is dressed up 2500 parts, every part of 2kg.
Fertile and fertile each the 1 part of compounding application of synergy in basis.
Claims (9)
1. a chamber crop is characterized in that being grouped into by following one-tenth in parts by weight with dashing fertilising:
The fertile 20-50 in basis
The fertile 20-50 of synergy
Wherein the molfraction of basic fertile raw material ratio is:
Sulfuric acid: phosphate fertilizer: urea: water=1: 0.01-1: 1-10: 1-20
The fertile raw material of synergy ratio of weight and number be:
Potash fertilizer: trace element fertilizer: amino acid: biochemical fulvic acid=1: 0-0.1: 0-1: 0-0.5.
2. chamber crop as claimed in claim 1 is characterized in that with dashing fertilising said phosphate fertilizer is selected from perhaps several kinds mixture of one of diammonium phosphate, monoammonium phosphate, phosphoric acid, potassium primary phosphate.
3. chamber crop as claimed in claim 2 is characterized in that with dashing fertilising said phosphate fertilizer is phosphoric acid.
4. chamber crop as claimed in claim 1 is with dashing fertilising, it is characterized in that said urea be nitrogen content greater than 46%, Biuret Content is less than 1.5% agricultural urea.
5. chamber crop as claimed in claim 1 is characterized in that with dashing fertilising said potash fertilizer is perhaps two kinds mixture of one of vitriolate of tartar, Repone K.
6. chamber crop as claimed in claim 1 is characterized in that with dashing fertilising said trace element fertilizer is perhaps several kinds a mixture of one of zinc sulfate, manganous sulfate, ferrous sulfate, copper sulfate, boric acid, borax, ammonium molybdate, Sodium orthomolybdate.
7. chamber crop as claimed in claim 1 is with dashing fertilising, it is characterized in that said amino acid is include mixed amino acid total content greater than 10% amino acid product.
8. chamber crop as claimed in claim 1 is with dashing fertilising, it is characterized in that said biochemical fulvic acid is a content greater than 10% biochemical fulvic acid product.
9. chamber crop as claimed in claim 1 is characterized in that comprising the steps: with the preparation method who dashes fertilising
(1) the fertile preparation in basis
Phosphate fertilizer is added in the reaction tank, injects sulfuric acid, treat that phosphate fertilizer dissolves fully after, add urea and react; Add water after reaction finishes and dilute, reaction can be carried out automatically, need not heating;
(2) the fertile preparation of synergy
Load weighted potash fertilizer, trace element fertilizer, amino acid, biochemical fulvic acid are mixed, stir, to even;
(3) basis fertilizer and synergy fertilizer are mixed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102635059A CN102372523A (en) | 2010-08-26 | 2010-08-26 | Irrigation fertilizer for greenhouse crops and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102635059A CN102372523A (en) | 2010-08-26 | 2010-08-26 | Irrigation fertilizer for greenhouse crops and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN102372523A true CN102372523A (en) | 2012-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010102635059A Pending CN102372523A (en) | 2010-08-26 | 2010-08-26 | Irrigation fertilizer for greenhouse crops and preparation method thereof |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10117378B2 (en) | 2013-04-30 | 2018-11-06 | Saudi Basic Industries Corporation | Fertigation composition, use and system |
| US11155503B2 (en) | 2017-05-17 | 2021-10-26 | Sabic Global Technologies B.V. | Anti-caking fertilizer compositions |
-
2010
- 2010-08-26 CN CN2010102635059A patent/CN102372523A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10117378B2 (en) | 2013-04-30 | 2018-11-06 | Saudi Basic Industries Corporation | Fertigation composition, use and system |
| US11155503B2 (en) | 2017-05-17 | 2021-10-26 | Sabic Global Technologies B.V. | Anti-caking fertilizer compositions |
| US11999662B2 (en) | 2017-05-17 | 2024-06-04 | SABIC Agri-Nutrients Company | Anti-caking fertilizer compositions |
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Application publication date: 20120314 |