CN101215205B - Synergistic foliage fertilizer and application method thereof - Google Patents
Synergistic foliage fertilizer and application method thereof Download PDFInfo
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- CN101215205B CN101215205B CN2007101856724A CN200710185672A CN101215205B CN 101215205 B CN101215205 B CN 101215205B CN 2007101856724 A CN2007101856724 A CN 2007101856724A CN 200710185672 A CN200710185672 A CN 200710185672A CN 101215205 B CN101215205 B CN 101215205B
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Abstract
The invention discloses a synergy foliar fertilizer, which adds poly-aspartic acid or the salt in the foliar fertilizer, the weight percentage of the proportion of the poly-aspartic acid or the salt and the foliar fertilizer is that, the poly-aspartic acid or the salt is 40-1% and the foliar fertilizer is 60-99%. The effective components of the foliar fertilizer are the two or more of amino acid, nitrogen, phosphorus, potassium, copper, manganese, zinc, boron, iron and molybdenum. The invention is applied for field crop, economic crop, fruit and vegetable. The application method is that adding water to dilute the product, spraying the foliage with the amount of 10-50g yield per acre. The poly-aspartic acid utilized by the invention belongs to green macromolecular compound which is safe, non-toxic and no public nuisance and biodegradable, having higher environmental protection effect, being capable of improving the utilization ratio of about 10% to 40% and increasing the production, thereby leading benefit for the peasant really, having economic prospect and social benefit.
Description
Technical field
The present invention relates to a kind of Synergistic foliage fertilizer, a kind of specifically common foliage fertilizer and plant nutrition absorption enhancer of utilizing---Synergistic foliage fertilizer and the application of this Synergistic foliage fertilizer on agricultural that poly aspartic acid is produced.
Background technology
Prove that according to scientific worker's years of researches rationally economic fertilization is that crop yield increases one of important measures of matter, because fertilising is the basic substance of high yield and high quality.In recent years, fertilizer practice has had remarkable progress, in order to overcome the not high problem of effective element assimilated efficiency in the fertilizer, has occurred the promotor that a variety of increase fertilizer absorb in recent years.As Chinese patent CN1594241 disclosed " a kind of method that promotes that the leaf vegetables crop alimentary absorbs ", just openly illustrated that poly aspartic acid (PASP) is as the application of dietetic alimentation promotor in the leaf vegetables crop, it can promote the absorption of leaf vegetables crop to original in the soil or the nutritive elements such as N, P that apply, thereby improves the speed of growth and the output of leaf vegetables crop.Above-mentioned patented technology is after poly aspartic acid is made solution, directly soaks seed, waters root or be sprayed on the blade face of plant, to promote the absorption of plant to chemical fertilizer.
Chinese patent CN101028984 discloses a kind of polypeptide composite fertilizer, it is to be added with poly aspartic acid or its salt in composite fertilizer, describing composite fertilizer in this patent is urea-base compound fertilizer and nitro-compound fertilizer, and wherein urea-base compound fertilizer is meant mixing such as urea, monoammonium phosphate, potash fertilizer.Poly aspartic acid or its salt are added entry by 2～100 times weight allocation ratio dilute and make the aqueous solution, add then in the fused composite fertilizer, carry out granulation.Also having patent CN1733655 disclosed in addition is to be the synergistic urea that composition is made through melting mixing with poly aspartic acid or its salt and urea, and itself and the disclosed technology of CN101028984 are basic identical.
Above-mentioned patented technology be with poly aspartic acid or its salt be applied to that root executes with nitrogen, phosphorus, potassium etc. be main nutrient elements, by in a large amount of fertilizer that absorb of plant root.But some trace elements adopts leaf dressing that the absorption of farm crop is had better effect.Foliage fertilizer has obtained rapid promotion and application as a kind of measures of fertilizer of the nutrition of strengthening crop and some nutritional deficiency symptom of control at present.Foliage fertilizer mainly is to cooperate and form containing micro-inorganic salt such as zinc, copper, iron, manganese, molybdenum and water, foliage fertilizer is few important of a kind of utilization rate of fertilizer height and consumption and effective fertilizer practice, when particularly plant growth initial stage and later stage, the root receptivity was more weak, crop is sprayed quality and the output that the timely extra-nutrition of foliage fertilizer can improve plant prod greatly.Leaf dressing be a kind of be that economy is desirable again, the measures of fertilizer that effect is good again on the basis of root fertilizer, cooperates and executes foliage fertilizer, can give full play to foliage fertilizer volume increase, increase the matter effect.But leaf dressing is except that having above advantage, and many deficiencies are also arranged.After using as foliage fertilizer, at short notice can evaporation drying, perhaps meet rainwater and will make its complete failure, need spray again, thereby increase labour intensity and fertilizer cost.Therefore improve the utilization ratio of foliage fertilizer, have bigger realistic meaning than the utilization ratio that improves the root fertilizer material.Following patented technology promptly discloses the promotor that effective constituent absorbs in several promotion foliage fertilizers, perhaps fertilizer.
Chinese patent CN1733657 discloses a kind of compound chitin oligosaccharide foliage fertilizer, contains the chitin oligosaccharide composition.The present invention is main raw material and adds the needed nutritive substance of plant-growth and trace element is made with the chitin oligosaccharide that extracts in the marine organisms.Chinese patent 200510010435.5 discloses prescription of a kind of polypeptide liquid fertilizer and preparation method thereof, and it is a kind of foliage fertilizer.It is formed by polypeptide powder, amino acid powder, sequestrant, glucose, zinc, copper, iron, manganese, molybdenum, water formulated.
The prescription of above-mentioned two patented technologies and manufacturing process are all cumbersome.Poly aspartic acid has been applied at main fertilizer such as the nitrogen phosphorus potassium plant root absorption, that amount is big, but has not had report in the foliage fertilizer that more helps the trace element absorption as the promotor and the high-absorbent material that are used for the plant nutrition absorption.
Summary of the invention
The technical issues that need to address of the present invention provide a kind of foliage fertilizer that can efficient absorption, and the application method on agricultural.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of Synergistic foliage fertilizer, it is that 40～1% the poly aspartic acid or the foliage fertilizer of its salt and 60～99% constitute by weight percent, and above-mentioned Synergistic foliage fertilizer is to be joined in the foliage fertilizer product after mixing by the simple substance of poly aspartic acid or its salt or solution.
Above-mentioned poly aspartic acid or its salt, be to be that L-aspartic acid, D.L-aspartic acid are polymerized or further hydrolysis salify separately by amino acid monomer, its hydrolysate can be sodium salt, sylvite, ammonium salt, zinc salt, magnesium salts, calcium salt or its mixing salt of poly aspartic acid, and molecular weight is between 2500 to 8000.
Above-mentioned foliage fertilizer is meant the common foliage fertilizer of producing by national standard or company standard, and its effective constituent is amino acid, nitrogen, phosphorus, potassium, copper, manganese, zinc, boron, iron, molybdenum wherein two kinds or two or more; Adding an amount of water configuration forms.
The present invention also provides the application of Synergistic foliage fertilizer in agricultural, and Synergistic foliage fertilizer is applied to field crop, cash crop, fruit trees and vegetables, and consumption is every mu 10～50 gram, and application process is with this product thin up, foliage-spray.
Because the technical progress of having adopted technique scheme, the present invention to obtain is:
Poly aspartic acid mixes use with the nutritive element that crop needs, and can improve absorption rate and the absorbed dose of plant leaf surface to various nutritive elements.By in foliage fertilizer, adding a certain proportion of poly aspartic acid, can promote the absorption of blade face to various nutritive elements such as nitrogen, phosphorus, potassium, copper, manganese, zinc, boron, iron, molybdenum, amino acid.Synergistic foliage fertilizer proportioning of the present invention is simple, does not need other complicated raw material, and all effective fertilizer elements and poly aspartic acid all are the materials of water-soluble, can use after these materials are made into the aqueous solution.
Poly aspartic acid is safe, nontoxic, biodegradable plant nutrition absorption enhancer, and it and foliage fertilizer are used, and promotes the absorption of crop blade face to nutritive element, thereby improves quality and the output of crop; Simultaneously, because poly aspartic acid is a kind of polymer of amino acid, have certain biological activity, the poly aspartic acid of certain molecular weight has promoter action to the growth of crop cell.Through overtesting and detection, Synergistic foliage fertilizer of the present invention uses on agricultural has outstanding advantage and characteristics:
1, poly aspartic acid used in the present invention belongs to safety, Nonpoisonous, non-environmental-pollution, biodegradable green macromolecular compound, has higher environment protecting, once obtains U.S.'s " presidential Green Chemistry challenge prize ".
2, present technique can directly utilize the production line of original foliage fertilizer to produce, so the production less investment; Its collocation method only needs to add poly aspartic acid in original foliage fertilizer product and gets final product, and do not need other complicated starting material, so production cost is low, and can improves utilization rate of fertilizer greatly, makes the peasant save fertilizer, reduces and drops into.
3, product application of the present invention is shown in agricultural experiment, can promote farm crop really, improve utilization rate of fertilizer about 10%～40% nitrogen, phosphorus, potassium and trace elements absorbed; Can make increasing crop yield; Simultaneously can strengthen the anti-adversity ability of farm crop, improve the effects such as quality of farm crop.The peasant really is benefited, has good economic outlook and social benefit.
Embodiment
Below in conjunction with specific embodiments the present invention is described in further details:
Embodiment 1
The proportioning of the Synergistic foliage fertilizer of present embodiment is: urea 187.5g, poly aspartic acid 307g, saltpetre 18g, borax 5g, ammonium molybdate 1.5g, monosodium glutamate 100g, water 381g.
The proportioning of common foliage fertilizer is: urea 187.5g, saltpetre 18g, borax 5g, ammonium molybdate 1.5g, monosodium glutamate 100g, water 688g.
Above-mentioned material is put into 2000ml beaker and stirring, each composition is fully dissolved, mix, filter packing.With this product thin up, the consumption of 0.07 hectare is 20～30g, foliage-spray during use.
With Synergistic foliage fertilizer of the present invention and common foliage fertilizer the carrying out on plastic tent cucumber controlled trial, test being provided with 1 experimental group, 3 comparative group are handled; 18 square metres of the land areas of each group, every group of three plot, arranged by random fashion in the plot in each repeated.
Wherein comparative group 1 adopts---and conventional fertilizer application, do not carry out the blade face and execute water or leaf dressing.
Comparative group 2---conventional fertilizer application+spray clear water, the growth animated period sprays 25 kilograms of clear water 2 times for every mu, 7 days at interval.
Comparative group 3---conventional fertilizer application+spray common foliage fertilizer, the growth animated period sprays the common foliage fertilizer of 20g (being dissolved in 25 kilograms of clear water) 2 times for every mu, 7 days at interval.
Experimental group---conventional fertilizer application+spray Synergistic foliage fertilizer, the growth animated period sprays 20g Synergistic foliage fertilizer (being dissolved in 25 kilograms of clear water) 2 times for every mu, 7 days at interval.
The result shows: the cucumber of using Synergistic foliage fertilizer is compared with the cucumber of using common foliage fertilizer, and the leaf look dark green, and blade is roomy, growing way is fast, well developed root system, and mouthfeel is good.Every index such as table 1:
Table 1 rate ratio is (unit: kilogram/mu)
| The place | Handle | Repeat 1 | Repeat 2 | Repeat 3 | On average | Volume increase (%) |
| Shijiazhuang Bai Focun | Comparative group 1 | 8086.7 | 8105.4 | 8092.4 | 8094.8 | -- |
| Comparative group 2 | 8329.1 | 8319.7 | 8291.4 | 8313.4 | 2.7 | |
| Comparative group 3 | 8814.5 | 8805.7 | 8810.8 | 8810.3 | 8.8 | |
| Experimental group | 9614.5 | 9920.8 | 9683.9 | 9739.7 | 20.3 |
As can be seen from the table, using the Synergistic foliage fertilizer ratio uses common foliage fertilizer and on average increases production 11.5%.
Embodiment 2
The proportioning of the Synergistic foliage fertilizer of present embodiment is: urea 160g, poly aspartic acid 10g, saltpetre 10g, borax 5g, ammonium molybdate 1.5g, zinc sulfate 5g, ferric sulfate 5g, copper sulfate 5g, monosodium glutamate 100g, water 698.5g.
The proportioning of common foliage fertilizer is: urea 160g, saltpetre 10g, borax 5g, ammonium molybdate 1.5g, zinc sulfate 5g, ferric sulfate 5g, copper sulfate 5g, monosodium glutamate 100g, water 708.5g.
This product is applicable to replenishes the nitrogen that lacks in the crop, potassium, boron, molybdenum, zinc, iron, copper, amino acid etc., and the consumption of 0.07 hectare is 25～40g.
Synergistic foliage fertilizer of the present invention and common foliage fertilizer have carried out controlled trial on the booth romaine lettuce.Test method obtains the every index as table 2 with embodiment 1:
Table 2 rate ratio is (unit: kilogram/mu)
| The place | Handle | Repeat 1 | Repeat 2 | Repeat 3 | On average | Volume increase (%) |
| Shijiazhuang Bai Focun | Comparative group 1 | 2186.7 | 2205.4 | 2192.4 | 2194.8 | -- |
| Comparative group 2 | 2339.1 | 2319.7 | 2381.7 | 2313.5 | 5.4 | |
| Comparative group 3 | 2514.5 | 2505.7 | 2510.8 | 2510.3 | 14.4 | |
| Experimental group | 2910.5 | 2924.8 | 2983.6 | 2939.6 | 33.9 |
As can be seen from the table, using the Synergistic foliage fertilizer ratio uses common foliage fertilizer romaine lettuce and on average increases production 19.5%.The romaine lettuce of using Synergistic foliage fertilizer compares with the romaine lettuce of using common foliage fertilizer, and the leaf look dark green, and blade is roomy, growing way is fast, well developed root system, and mouthfeel is good.
Embodiment 3
The proportioning of the Synergistic foliage fertilizer of present embodiment is: poly aspartic acid 200g, saltpetre 18g, borax 5g, ammonium molybdate 1.5g, zinc sulfate 5g, ferric sulfate 5g, copper sulfate 5g, monosodium glutamate 50g, water 210.5g.
The proportioning of common foliage fertilizer is: saltpetre 18g, borax 5g, ammonium molybdate 1.5g, zinc sulfate 5g, ferric sulfate 5g, copper sulfate 5g, monosodium glutamate 50g, water 410.5g.
The potassium that lacks in the additional crop of this product, boron, molybdenum, nitrogen, zinc, iron, copper, amino acid etc., the consumption of 0.07 hectare is 10～20g.
Synergistic foliage fertilizer of the present invention and common foliage fertilizer have carried out controlled trial on greenhouse strawberry.Experimental technique obtains the every index as table 3 with embodiment 1:
Table 3 rate ratio is (unit: kilogram/mu)
| The place | Handle | Repeat 1 | Repeat 2 | Repeat 3 | On average | Volume increase (%) |
| Shijiazhuang Bai Focun | Comparative group 1 | 2016 | 2055 | 2034 | 2035 | -- |
| Comparative group 2 | 2100 | 2133 | 2111 | 2115 | 3.9 | |
| Comparative group 3 | 2201 | 2223 | 2218 | 2214 | 8.8 | |
| Experimental group | 2388 | 2390 | 2393 | 2390 | 17.5 |
As can be seen from the table, using the Synergistic foliage fertilizer ratio uses common foliage fertilizer strawberry and on average increases production 8.4%.
Embodiment 4
The proportioning of the Synergistic foliage fertilizer of present embodiment is: urea 187.5g, poly aspartic acid 200g, potassium primary phosphate 18g, borax 5g, ammonium molybdate 1.5g, manganous sulfate 2g, monosodium glutamate 100g, water 486g.
The proportioning of common foliage fertilizer is: urea 187.5g, potassium primary phosphate 18g, borax 5g, ammonium molybdate 1.5g, manganous sulfate 2g, monosodium glutamate 100g, water 686g.
This product can be replenished the nitrogen that lacks in the crop, phosphorus, potassium, boron, molybdenum, manganese, amino acid etc., and the consumption of 0.07 hectare is 20～30g.
Synergistic foliage fertilizer of the present invention and common foliage fertilizer have carried out controlled trial on the cotton of Hengshui City Ji County, Hebei province.Test is provided with 4 processing, and each sub-district area 30 square meter repeats 3 times, and arranged by random fashion the sub-district in each repeated, and application process obtains the every index as table 4 with embodiment 1:
Table 4 rate ratio is (unit: kilogram/mu)
| The place | Handle | Repeat 1 | Repeat 2 | Repeat 3 | On average | Volume increase (%) |
| Hengshui City Ji County, Hebei province | Comparative group 1 | 90.45 | 91.30 | 89.66 | 90.47 | -- |
| Comparative group 2 | 91.33 | 90.99 | 91.46 | 91.26 | 0.9 | |
| Comparative group 3 | 97.25 | 97.66 | 97.33 | 97.41 | 7.7 | |
| Experimental group | 103.76 | 104.08 | 104.23 | 104.02 | 15.0 |
As can be seen from the table, use Synergistic foliage fertilizer and on average increase production 7.6% than the cotton of using common foliage fertilizer.Use Synergistic foliage fertilizer and have growing of promotion cotton plants, improve the effect of plant height, fruit branch number, one-tenth bell number.
Claims (5)
1. a Synergistic foliage fertilizer comprises foliage fertilizer, it is characterized in that: add fertilizer effective element absorption enhancer poly aspartic acid or its salt in foliage fertilizer; The weight percent of the proportioning of poly aspartic acid or its salt and foliage fertilizer is: poly aspartic acid or its salt 40～1%, foliage fertilizer 60～99%.
2. a kind of Synergistic foliage fertilizer according to claim 1 is characterized in that described poly aspartic acid or its salt join in the foliage fertilizer with simple substance or solution form; Above-mentioned poly aspartic acid or its salt, be to be that L-aspartic acid, D.L-aspartic acid are polymerized or further hydrolysis salify separately by amino acid monomer, its hydrolysate can be sodium salt, sylvite, ammonium salt, zinc salt, magnesium salts, calcium salt or its mixing salt of poly aspartic acid, and molecular weight is between 2500 to 8000.
3. a kind of Synergistic foliage fertilizer according to claim 1, it is characterized in that described foliage fertilizer is meant the common foliage fertilizer of producing by national standard or company standard, its effective constituent is amino acid, nitrogen, phosphorus, potassium, copper, manganese, zinc, boron, iron, molybdenum wherein two kinds or two or more.
4. a kind of Synergistic foliage fertilizer according to claim 1 is characterized in that: it is applied to field crop, cash crop, fruit trees and vegetables.
5. a kind of Synergistic foliage fertilizer according to claim 1 is characterized in that: its amount of application is every mu 10～50 gram; Its application method is with this product thin up, foliage-spray.
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| CN101418075B (en) * | 2008-11-27 | 2010-12-08 | 同济大学 | Method for preparing poly-aspartic potassium used in plant growth accelerator and use |
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| CN104108973B (en) * | 2014-07-31 | 2016-06-08 | 周口市农业科学院 | Fructus Capsici formula fertilizer special and application process thereof |
| CN104446797A (en) * | 2014-12-03 | 2015-03-25 | 秦怀跃 | Method for preparing amino acid fertilizer from ammonium aspartate |
| CN104478528A (en) * | 2014-12-31 | 2015-04-01 | 大连绿展肥业有限公司 | Nutritive element synergism fertilizer |
| CN108314544A (en) * | 2018-04-17 | 2018-07-24 | 南京工业大学 | Water-soluble fertilizer and preparation method and application thereof |
| CN111620738A (en) * | 2020-05-18 | 2020-09-04 | 武汉兰多生物科技有限公司 | Foliage fertilizer and application thereof and fertilizing method for promoting tillering and seedling strengthening of giant reed |
| CN113292388A (en) * | 2021-05-26 | 2021-08-24 | 河南茵科生物科技有限公司 | Peptide chain glucose nutrient medium and processing technology |
| CN114982563B (en) * | 2022-07-10 | 2024-02-27 | 黑龙江八一农垦大学 | Amino acid application method for improving sesamin content of sesamin leaves |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350735A (en) * | 1992-11-05 | 1994-09-27 | Donlar Corporation | Composition and method for enhanced fertilizer uptake by plants |
| US5861356A (en) * | 1992-11-05 | 1999-01-19 | Donlar Corporation | Method and composition for enhanced plant productivity comprising fertilizer and cross-linked polyamino acid |
| CN1948231A (en) * | 2005-10-13 | 2007-04-18 | 黑龙江禾芙康农药制造有限公司 | Formula of polypeptide liquid fertilizer and its preparation method |
| CN101028984A (en) * | 2007-02-13 | 2007-09-05 | 寿光市利丰化工有限公司 | Polypeptide composite fertilizer and its production |
-
2007
- 2007-12-29 CN CN2007101856724A patent/CN101215205B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5350735A (en) * | 1992-11-05 | 1994-09-27 | Donlar Corporation | Composition and method for enhanced fertilizer uptake by plants |
| US5861356A (en) * | 1992-11-05 | 1999-01-19 | Donlar Corporation | Method and composition for enhanced plant productivity comprising fertilizer and cross-linked polyamino acid |
| CN1948231A (en) * | 2005-10-13 | 2007-04-18 | 黑龙江禾芙康农药制造有限公司 | Formula of polypeptide liquid fertilizer and its preparation method |
| CN101028984A (en) * | 2007-02-13 | 2007-09-05 | 寿光市利丰化工有限公司 | Polypeptide composite fertilizer and its production |
Non-Patent Citations (2)
| Title |
|---|
| 冷一欣，芮新生，何佩华.施用聚天冬氨酸增加玉米产量的研究.玉米科学第13卷 第3期.2005,第13卷(第3期),100-102. |
| 冷一欣,芮新生,何佩华.施用聚天冬氨酸增加玉米产量的研究.玉米科学第13卷 第3期.2005,第13卷(第3期),100-102. * |
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