CN103204710B - The preparation method of polypeptide ammonium sulfate and the application in agricultural thereof - Google Patents

The preparation method of polypeptide ammonium sulfate and the application in agricultural thereof Download PDF

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CN103204710B
CN103204710B CN201310157597.6A CN201310157597A CN103204710B CN 103204710 B CN103204710 B CN 103204710B CN 201310157597 A CN201310157597 A CN 201310157597A CN 103204710 B CN103204710 B CN 103204710B
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ammonium sulfate
polypeptide
chelate
metallo
soluble
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CN103204710A (en
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张继红
杨勇
窦洪新
窦明德
李泽勤
郑建涛
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Shandong Xingda Chemical Co ltd
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Yucheng Ruiliyuan Sci & Tech Co Ltd Shandong
SHANDONG XINGDA CHEMICALS CO Ltd
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Abstract

The invention belongs to chemical fertilizer, particularly a kind of preparation method of polypeptide ammonium sulfate and the application in agricultural thereof.This polypeptide ammonium sulfate, is made up of the raw material of following parts by weight: ammonium sulfate 97.2-99.99 part, soluble polypeptide metallo-chelate 0.01-2.8 part.The invention has the beneficial effects as follows: polypeptide ammonium sulfate of the present invention can promote regulation and control Physiology and biochemistry effect comprehensively in farming object, give full play to crop growth element, promotion is nourished and grown, improve the utilization to ammonium sulfate and absorption, increase the resistance of farm crop, increase substantially the quality of farm crop and output and avoid contaminated soil, bringing soil side effect.

Description

The preparation method of polypeptide ammonium sulfate and the application in agricultural thereof
(1) technical field
The invention belongs to chemical fertilizer, particularly a kind of preparation method of polypeptide ammonium sulfate and the application in agricultural thereof.
(2) background technology
In fertilizer field, ammonium sulfate is a kind of excellent nitrogenous fertilizer (being commonly called as ammonium sulphate), is applicable to general soil and crop, shoot and leaf growth can be made vigorous, improve fruit quality and output, strengthen crop to the resistivity of disaster, can make base manure, topdress and seed manure, but life-time service can cause soil compaction.Due to long-term application ammonium sulfate can cause soil compaction, can not in drawbacks such as acid soil application, therefore, domestic and international at present the application of ammonium sulfate product in fertilizer field to be desalinated gradually.
There is in farming object very strong natural biological activated peptide, it relates to crop growth, grow, cell fission, information is transmitted, immune control, anti-ageing, physiological clock rule and molecular evolution etc., bioactive peptide is injected to plant, the plant parts speed of growth can be adjusted, do not need other chemical substances or genetically modified help, the research of simulation metalloprotease (polypeptide metallo-chelate) starts from the 70-90 age in 20th century in the world, DonIar company of U.S. life science operating agency is after in a few years research, be recognized biopolymer in agricultural, nutrition, there is common effect healthy aspect.Agriculturally in order to reduce chemical fertilizer with other agricultural chemicals to the impact of environment, DonIar company synthesizes β-protein with poly aspartic acid, be successfully applied to agriculture production, putting goods on the market and carrying out the accurately rear goods marks name of examination application is called Amisorb Magnet.Within 1997, DonIar company builds up the factory of 18000 tons/year, and obtains unacceptable total hydrocarbon.MagnetT.M is a kind of liquid, take the lead in being applied on american agriculture, product greatly reduces chemical fertilizer usage quantity in process of crop growth, prevent soil and surface water pollution, such as: they can help plant more effectively utilize and absorb nutrient, large-area wheat, cereal, soybean, jowar and corn, use β-protein to obtain effect, and obtain considerable economic benefit.Magnet has become very valued product in vegetables, grassland, gardening, orchard test marketing application.Use as kind of clothing, can seed be protected, promote seedling early growth and ensure the quality of products.2004, MagnetT.M was american agriculture enforcement sale volume 8,400,000,000 dollars.Existing the said firm with Canadian NanoChem Merger of Company.Domestic in China, about simulation metalloprotease research in last century the eighties ~ nineties just starts to start to walk, but be mostly only limitted to theoretical investigation category now, Jin You Yucheng Ruiliyuan Sci. & Tech. Co., Ltd., Shandong entered the suitability for industrialized production stage in 2006.
Metalloprotease is added to ammonium sulfate production device production polypeptide ammonium sulfate, not only in China, even if in the whole world also beyond example; Meanwhile, both at home and abroad also there are no the relevant report about polypeptide ammonium sulfate technology and application thereof.
(3) summary of the invention
The invention provides a kind of can better play ammonium sulfate effect, improve the preparation method of the polypeptide ammonium sulfate of its utilization ratio and the application in agricultural thereof, this polypeptide ammonium sulfate can on the basis not affecting wherein ammonium sulfate effect, the time of releasing of ammonium sulfate in soil can be extended, strengthen the growth of biological bacteria, growth hormone in farming object is regulated and controled comprehensively, significantly improve its utilising efficiency, increase the resistance of farm crop, increase substantially the quality of farm crop and output and avoid contaminated soil, bringing soil side effect.
The present invention is achieved through the following technical solutions:
A kind of polypeptide ammonium sulfate, its special character is: be made up of the raw material of following parts by weight:
Ammonium sulfate 97.2-99.99 part, soluble polypeptide metallo-chelate 0.01-2.8 part.
Polypeptide ammonium sulfate of the present invention, soluble polypeptide metallo-chelate is generated in alkaline medium by polypeptide, polypeptide is that different amino acid or identical amino acid condensation form, and polypeptide is generally water insoluble, but with alkaline medium effect after can make the polypeptide metallo-chelate of solubility.
Polypeptide ammonium sulfate of the present invention, polypeptide is by Pidolidone, L-Aspartic acid, 1B, L-Leu, the at least one of ALANINE and glycine copolymerization or autohemagglutination form, soluble polypeptide metallo-chelate is that polypeptide and basic metal or alkaline earth metal hydroxides react and generate, wherein the molecular weight of polypeptide is 1000-10000, polypeptide is insoluble in water, but in alkaline soluble metal hydroxides or alkaline earth metal hydroxides, the synthetic method of aforementioned polypeptides or polypeptide metallo-chelate can refer to Fox, S.W.Harada, K(1960b) The Thermal Copolymerization of Amino Acids to Protein, J.Amer.Chem.Soc.823745-3751.
The preparation method of polypeptide ammonium sulfate of the present invention, its special character is: comprise the following steps: by soluble polypeptide metallo-chelate solution and ammonium sulfate Homogeneous phase mixing, and wherein the weight ratio of ammonium sulfate and soluble polypeptide metallo-chelate solution is 1000:1.0-5.0.
The preparation method of polypeptide ammonium sulfate of the present invention, in soluble polypeptide metallo-chelate solution, the weight percentage of polypeptide metallo-chelate is 1-40%.
The preparation method of polypeptide ammonium sulfate of the present invention, its special character is: soluble polypeptide metallo-chelate solution is added in the ammonium sulfate crystallization obtained after centrifugation in ammonium sulfate production process, then dries and obtains polypeptide ammonium sulfate.
The preparation method of polypeptide ammonium sulfate of the present invention, polypeptide ammonium sulfate is applied in various field crop, cash crop plantation.
Polypeptide ammonium sulfate of the present invention is all ¢ 300-1 order mutually with the granularity of common ammonium sulfate, distinguishes, polypeptide ammonium sulfate is made other colors for ease of both, and as yellowish, pale blue, light green etc., required dyestuff requires nontoxic.
It is obtained that polypeptide ammonium sulfate adds soluble polypeptide metallo-chelate (metalloprotease) on ammonium sulfate production device basic, polypeptide ammonium sulfate preparation process does not change ammonium sulfate production device basic production processing condition, soluble polypeptide metallo-chelate control amount is evenly added from side line, therefore the original product performance of ammonium sulfate can not both have been changed, also the characteristic of soluble polypeptide metallo-chelate product can not be changed, polypeptide ammonium sulfate is owing to the addition of soluble polypeptide metallo-chelate, compared with common ammonium sulfate, polypeptide ammonium sulfate not only crystallization hardness is higher, the slow releasing function of ammonium sulfate can be strengthened, improve the utilization ratio of nitrogen, and the powder that can reduce in ammonium sulfate production process, ammonium sulfate is made to become granularity to improve 3%, to ammonium sulfate production, there is obvious production-increasing function.Project Product overcomes the defect of traditional fertilizer, has environmental protection, green, wide spectrum, the advantage such as efficient.Because metalloprotease contained by polypeptide ammonium sulfate has extremely strong catalysis to nutrient needed for plant, in plant growing process, growth promoting effects is played by the metalloprotease added wherein, well developed root system, improve via plant immunity, strengthen the effects such as resistance, thus reach increase yield, improve crops quality, accelerate Nitrogen In Soils, phosphorus, the speed that potassium and Meso-and micro-nutrients utilize for plant absorption, reduce the loss of fertilizer nutrient, reduce the objects such as Crop fertilizer consumption, not only be applicable to all kinds of plants and soil, and can soil quality be improved, improve crop quality, it is common ammonium sulfate renewal product.
The invention has the beneficial effects as follows: polypeptide ammonium sulfate of the present invention can promote regulation and control Physiology and biochemistry effect comprehensively in farming object, give full play to crop growth element, promotion is nourished and grown, improve the utilization to ammonium sulfate and absorption, increase the resistance of farm crop, increase substantially the quality of farm crop and output and avoid contaminated soil, bringing soil side effect.
(4) embodiment
Embodiment 1:
By L-Aspartic acid, Pidolidone and glycine in molar ratio 1:0.2:0.2 be mixed into the solid materials of 150kg, this solid materials is added in the material condensation reactor that 500L rotates with oil circuit or electrically heated, 4h is maintained 230 DEG C of heating, material 120kg is obtained after cooling, molecular-weight average is 8200, condensation reaction thing is joined in stainless steel cauldron, mole caustic soda such as to add and be warming up to 80 DEG C of backflow 2h, adjust ph is 10.5, obtains the polypeptide metallo-chelate aqueous solution 580kg that weight fraction is 30%.
The ammonia-containing exhaust come from cyanuric acid pyrolysis installation sends into absorption tower by insulation flue, the concentrated acid water come with mother liquid evaporation, cyanuric acid hydrolysis device and the 93% sulfuric acid mixture liquid spray-absorption supplemented, the tail gas after absorption enters after the cooling of temperature-reducing tower soft water absorbs Ammonia and enters air through blower fan, blow-down pipe.Liquid after absorption enters autoclave vaporizer and carries out vacuum evaporation, ammonium sulfate liquor gravity flow after concentrated enters complex acid groove, crystallizer tank crystallization is squeezed into by pump, separate out ammonium sulfate crystallization solid, enter whizzer and carry out solid-liquid separation, the rear mother liquor of separation enters mother liquor pond and recycles, by ammonium sulfate and polypeptide metallo-chelate solution by weight 1000:1.0 by volume pump and under meter, flow is that 90kg/h(is equivalent to 75L/h) feed rate polypeptide metallo-chelate solution is added in the centrifugal ammonium sulfate crystallization obtained, stir, then after being placed in the oven dry of tumble drying device together, packaging is sent to warehouse as product, obtained polypeptide ammonium sulfate, granularity is ¢ 300-1 order.
Table 1: polypeptide ammonium sulfate product quality indicator
Table 2: the quality index of contrast ammonium sulfate
Table 2 is the quality index of existing ammonium sulfate (not adding polypeptide metallo-chelate), and the direct ammonium sulfate moisture prepared by above-mentioned involved ammonium sulfate production technique is about 3%, agriculture production cannot be directly used in, and the polypeptide ammonium sulfate moisture prepared by above-mentioned technique is low, can agriculture production be directly used in, simplify processing step.
Embodiment 2:
By the solid materials of L-Leu 140kg, this solid materials is added in the material condensation reactor that 500L rotates with oil circuit or electrically heated, 4h is maintained 220 DEG C of heating, material 110kg is obtained after cooling, molecular-weight average is 1000, joins in stainless steel cauldron by condensation reaction thing, mole caustic soda such as to add and is warming up to 75 DEG C of backflow 2h, adjust ph is 6.0, obtains the polypeptide metallo-chelate aqueous solution 400kg that weight fraction is 1%.
The ammonia-containing exhaust come from cyanuric acid pyrolysis installation sends into absorption tower by insulation flue, the concentrated acid water come with mother liquid evaporation, cyanuric acid hydrolysis device and the 93% sulfuric acid mixture liquid spray-absorption supplemented, the tail gas after absorption enters after the cooling of temperature-reducing tower soft water absorbs Ammonia and enters air through blower fan, blow-down pipe.Liquid after absorption enters autoclave vaporizer and carries out vacuum evaporation, ammonium sulfate liquor gravity flow after concentrated enters complex acid groove, crystallizer tank crystallization is squeezed into by pump, separate out ammonium sulfate crystallization solid, enter whizzer and carry out solid-liquid separation, the rear mother liquor of separation enters mother liquor pond and recycles, by ammonium sulfate and polypeptide metallo-chelate solution by weight 1000:5.0 by volume pump and under meter, flow is that polypeptide metallo-chelate solution is added in the centrifugal ammonium sulfate crystallization obtained by the feed rate of 80kg/h, stir, then after being placed in the oven dry of tumble drying device together, packaging is sent to warehouse as product, obtained polypeptide ammonium sulfate, granularity is ¢ 300-1 order.
Table 3: polypeptide ammonium sulfate product quality indicator
Table 4: the quality index of contrast ammonium sulfate
Table 4 is the quality index of existing ammonium sulfate (not adding polypeptide metallo-chelate), and the direct ammonium sulfate moisture prepared by above-mentioned involved ammonium sulfate production technique is about 3%, agriculture production cannot be directly used in, and the polypeptide ammonium sulfate moisture prepared by above-mentioned technique is low, can agriculture production be directly used in, simplify processing step.
Embodiment 3:
By Pidolidone, L-Aspartic acid, 1B, L-Leu, ALANINE mixes by 1:0.1:0.1:0.1:0.1:0.1 with glycine, obtain 150kg solid materials, this solid materials is added in the material condensation reactor that 500L rotates with oil circuit or electrically heated, 4h is maintained 240 DEG C of heating, material 130kg is obtained after cooling, molecular-weight average is 10000, condensation reaction thing is joined in stainless steel cauldron, mole caustic soda such as to add and be warming up to 85 DEG C of backflow 2h, adjust ph is 10.5, obtain the polypeptide metallo-chelate aqueous solution 670kg that weight fraction is 40%.
The ammonia-containing exhaust come from cyanuric acid pyrolysis installation sends into absorption tower by insulation flue, the concentrated acid water come with mother liquid evaporation, cyanuric acid hydrolysis device and the 93% sulfuric acid mixture liquid spray-absorption supplemented, the tail gas after absorption enters after the cooling of temperature-reducing tower soft water absorbs Ammonia and enters air through blower fan, blow-down pipe.Liquid after absorption enters autoclave vaporizer and carries out vacuum evaporation, ammonium sulfate liquor gravity flow after concentrated enters complex acid groove, crystallizer tank crystallization is squeezed into by pump, separate out ammonium sulfate crystallization solid, enter whizzer and carry out solid-liquid separation, the rear mother liquor of separation enters mother liquor pond and recycles, by ammonium sulfate and polypeptide metallo-chelate solution by weight 1000:2.5 by volume pump and under meter, flow is that polypeptide metallo-chelate solution is added in the centrifugal ammonium sulfate crystallization obtained by the feed rate of 80kg/h, stir, then after being placed in the oven dry of tumble drying device together, packaging is sent to warehouse as product, obtained polypeptide ammonium sulfate, granularity is ¢ 300-1 order.
Table 5: polypeptide ammonium sulfate product quality indicator
Table 6: the quality index of contrast ammonium sulfate
Table 6 is the quality index of existing ammonium sulfate (not adding polypeptide metallo-chelate), and the direct ammonium sulfate moisture prepared by above-mentioned involved ammonium sulfate production technique is about 3%, agriculture production cannot be directly used in, and the polypeptide ammonium sulfate moisture prepared by above-mentioned technique is low, can agriculture production be directly used in, simplify processing step.
Embodiment 4: polypeptide ammonium sulfate carries out fertilising experiment in Yucheng, Shandong area
Carried out applying fertilizer experiment in Yucheng, Shandong area to various farm crop, as wheat, corn, paddy rice, cotton, its experimental result is similar, is described for the fertilising of wheat experiment.
Experiment condition: 5 mu of wheats use the polypeptide ammonium sulfate of above-described embodiment gained to apply fertilizer, usage quantity is 50kg/ mu, and the other 5 mu of wheats compared use common ammonium sulfate, usage quantity is also 50kg/ mu, two groups of wheat edaphic conditions and other management conditions consistent.
Experimental result: use the wheat of polypeptide ammonium sulfate compared with control group leaf look dark green, blade is roomy, well developed root system, robust plant, and growing way is high, and disease and pest is light.
Table 7: wheat fertilizing experimental result
Known by table 7, use the wheat of polypeptide ammonium sulfate than using common wheat volume increase 24.3%.
Embodiment 5: the decrement fertilising experiment of polypeptide ammonium sulfate
Carry out decrement fertilising experiment in Yucheng, Shandong area to various farm crop, as wheat, corn, paddy rice, cotton, its experimental result is similar, is still described for the decrement of wheat fertilising experiment.
Experiment condition: 4 mu of wheats use the polypeptide ammonium sulfate of above-described embodiment gained to apply fertilizer, usage quantity is 20kg/ mu, and the other 2 mu of wheats compared use common ammonium sulfate, usage quantity is also 40kg/ mu, two groups of wheat edaphic conditions and other management conditions consistent.
Experimental result: use the wheat of polypeptide ammonium sulfate compared with control group leaf look dark green, blade is roomy, well developed root system, robust plant, and growing way is high, and disease and pest is light.
Table 8: wheat fertilizing experimental result
Known by table 8, use the wheat of polypeptide ammonium sulfate than using common wheat volume increase 17.1%.
Faced by our target market is China about 800,000,000 peasants, the arable land colony of about 1,800,000,000 mu, and therefore invention product summary market is huge.With use common ammonium sulfate and compare, use polypeptide ammonium sulfate, the input of 0.07 hectare equal value, will the income of 30-50 unit be increased; The input of isodose, by the income of increase by 70 ~ 110.For manufacturer's band is coming huge profit, polypeptide ammonium sulfate of the present invention is that what in ammonium sulfate device is produced, to be added a kind of synthetic take polypeptide as the simulation metalloprotease of organic ligand, converts common ammonium sulfate to polypeptide ammonium sulfate.Compared with common ammonium sulfate, polypeptide ammonium sulfate not only crystallization hardness is higher, can strengthen the slow releasing function of ammonium sulfate, improve the utilization ratio of nitrogen, and the powder that can reduce in ammonium sulfate production process, make ammonium sulfate become granularity to improve 3%, to ammonium sulfate production, there is obvious production-increasing function.Therefore, except the institute with common ammonium sulfate is powerful, also there is the effects such as unique improvement soil, increase yield, disease-resistant, degeneration-resistant, oil recovery enhancement.
Embodiment 6: polypeptide ammonium sulfate carries out fertilising experiment in Yucheng, Shandong area
Carried out applying fertilizer experiment in Yucheng, Shandong area to various farm crop, as wheat, corn, paddy rice, cotton, fruit tree, its experimental result is similar, is described for the fertilising of cotton experiment.
1. test conditions and test design
1.1 experimental field basic conditions
Test and carry out on the medium fertility light loamy soil of Yucheng, Shandong area, experimental plot topsoil soils organic 10.03g/kg, available nitrogen 45.5mg/kg, rapid available phosphorus (P2O5) 12.4mg/kg, available potassium (K2O) 81mg/kg.
The sowing cotton seed time is on April 18th, 2012, and start results on September 16th, 2012, other Cultivate administration measures are consistent.
1.1 test design
At phosphorus, (mu executes P2O56.0kg to potassium amount of application; K2O5kg), under consistent with management condition prerequisite, three N fertilization are established in test, are respectively and 1. contrast without nitrogenous fertilizer; 2. common ammonium sulfate 50kg/ mu; 3. polypeptide ammonium sulfate 50kg/ mu.In triplicate, random district group arranges, plot area 5 × 6=30 square metre.Test fertilizer polypeptide ammonium sulfate and common ammonium sulfate are provided by Yucheng Ruiliyuan Sci. & Tech. Co., Ltd., Shandong, and nitrogen content is 21.0%.
1.2 test performances
Test on April 16th, 2012 apply whole phosphorus, Jia Hege community nitrogenous fertilizer total amount 50%, rotary tillage soil-working; April 18 was sowed, and was that Shandong cotton grinds No. 21 for examination cotton variety, and 60 centimetres are waited line-spacing plantation, membrane covering, density of reserved seedlings 4000 plants/acre.Test adopts Routine Management the time of infertility, and the operation such as fertilising, irrigation, weeding is consistent.In cotton, just the flower bud phase imposes all the other 50% nitrogenous fertilizer, and the growing states such as each process cotton squaring period, initial bloom stage, the term of opening bolls and the total serial index such as peach number, seed cotton yield are recorded in investigation respectively.
Test cotton started to receive flower on September 15th, 2012, had all gathered in the crops to October 30.
2 test results and analysis
2.1 cotton growth situations:
Compared with common ammonium sulfate, polypeptide ammonium sulfate process presents positive effect, and cotton shows the features such as growth is vigorous, Ye Lv, fruit abscission rate are few, become peach more, and the blow-of-cottons time can do sth. in advance 3 ~ 5 days.
2.2 cotton bell anharmonic ratioes are comparatively:
The heavy investigation result of the single tinkling of pieces of jade of each community cotton lists in table 1.The results of analysis of variance shows, F=126.2444**, P=0.0002 between process, and difference reaches pole conspicuous level; Duncan multiple comparisons is then found out further, comparatively contrasting single tinkling of pieces of jade without nitrogenous fertilizer heavily increases by 3.08% in common ammonium sulfate process, and polypeptide ammonium sulfate reaches 5.98% than contrast increasing amount, and difference all reaches pole conspicuous level, illustrate that polypeptide ammonium sulfate is to promotion cotton growth, improves cotton bell and heavily has better effects.
Table 9: the single tinkling of pieces of jade anharmonic ratio of different treatment cotton comparatively (gram)
2.3 output of cottons compare:
The final seed cotton yield in each community the results are shown in table 2.The results of analysis of variance shows, F=537.32**, P=0.0001 between process, and difference reaches pole conspicuous level; Duncan multiple comparisons is then found out further, and common ammonium sulfate process comparatively improves 52.538% without nitrogenous fertilizer contrast seed cotton yield, and polypeptide ammonium sulfate reaches 66.65% than contrast volume increase, under identical rate of fertilizer application condition, and the more common ammonium sulfate volume increase 9.25% of polypeptide ammonium sulfate.
Table 10: different treatment seed cotton yield (kg/ mu)
From table 9,10, under the nitrogen quantity fertilizer application conditions such as light loamy soil, common ammonium sulfate and polypeptide ammonium sulfate all have extremely significant effect of increasing production.Under identical rate of fertilizer application condition, the average single tinkling of pieces of jade of the more common ammonium sulfate of polypeptide ammonium sulfate is brought up again high by 2.82%, and seed cotton yield improves 9.25%, reaches pole significant difference level, illustrate and to apply on the cotton of one's respective area, the more common ammonium sulfate of polypeptide ammonium sulfate shows obvious production-increasing function.
Embodiment 7: polypeptide ammonium sulfate carries out fertilising experiment in Yucheng, Shandong area
Carried out applying fertilizer experiment in Yucheng, Shandong area to various farm crop, as wheat, corn, paddy rice, cotton, fruit tree, its experimental result is similar, is described for the fertilising of corn experiment.
1. test conditions and test design
1.1 experimental field basic conditions
Test is carried out on Yucheng, Shandong area (test base, Chinese Academy of Agricultural Sciences Yucheng) medium fertility light loamy soil, the organic 11.26g/kg of experimental plot topsoil soils, available nitrogen 57.8mg/kg, rapid available phosphorus (P2O5) 15.1mg/kg, available potassium (K2O) 75mg/kg.
1.2 test design
At phosphorus, (mu executes P2O56.0kg to potassium amount of application; K2O5kg) under consistent with management condition prerequisite, 3 process are set respectively, repeat 3 times, the group arrangement of order district, plot area 5 × 5=25m2.Test process arranges as follows:
1. contrast without nitrogenous fertilizer: not nitrogen fertilizer application;
2. common ammonium sulfate: nitrogen content 21.0%, rate of fertilizer application every mu purity nitrogen 12kg, base manure, typhon mouth phase topdress each 50%;
3. polypeptide ammonium sulfate: nitrogen content 21.0%, rate of fertilizer application every mu purity nitrogen 12kg, base manure, typhon mouth phase topdress each 50%.
1.3 test performances
Test and apply 50% nitrogenous fertilizer of whole phosphorus, Jia Hege community, rotary tillage soil-working on June 19th, 2012; Artificial water furrow planting corn, line-spacing 60cm, spacing in the rows 27.8cm, often row 18 cave, every bunch planting kind 3-5 grain, stay seedling 1 during final singling, 8 row are sowed in every community; Examination corn variety is supplied to be Zheng Dan 958, density of reserved seedlings 4000 plants/acre.Test adopts Routine Management the time of infertility, and field operates between each process and is consistent; July 25 applied all the other 50% nitrogenous fertilizer in conjunction with typhon mouth phase each community of watering; Each community grain yield is measured after corn maturation.
2 test results and analysis
Test on October 3rd, 2012 corn is ripe, every community choose between 4 row results, threshing, air-dryly to weigh, calculate each process maize grain yield in table 1.The results of analysis of variance shows, F=425.155**, P=0.0001 between process, and difference reaches extremely remarkable; Duncan multiple comparisons is then found out further, and common ammonium sulfate process is comparatively without nitrogenous fertilizer contrast volume increase 18.26%, and polypeptide ammonium sulfate amount of increase in production reaches 32.09%, and difference reaches pole conspicuous level; Compared with common ammonium sulfate process, polypeptide ammonium sulfate volume increase corn reaches 11.7%, reaches significance of difference level.
Table 11: different treatment summer corn grain yield result (kg/ mu)
As shown in Table 11: under the nitrogen quantity fertilizer application conditions such as light loamy soil, Yield-increasing Baallus In Maize polypeptide ammonium sulfate more common ammonium sulfate volume increase 11.7%, reaches significant difference, illustrates to show obvious production-increasing function at the more common ammonium sulfate of one's respective area polypeptide ammonium sulfate; This field test is the single cropping test on the higher soil of soil fertility, because Labile soil organic carbon is higher, the first season, test only declined 18.26% than common ammonium sulfate process without fertile control treatment output, proved by similar multispots trial, on low fertility soil, polypeptide ammonium sulfate shows better effect of increasing production.
Embodiment 8: polypeptide ammonium sulfate carries out fertilising experiment in Yucheng, Shandong area
Superfine product red fuji apple fruit tree carries out fertilising experiment with reference to embodiment 4 in Yucheng, Shandong area, its experimental result is similar to Example 4, use the superfine product red fuji apple fruit tree of polypeptide ammonium sulfate than the superfine product red fuji apple fruit tree volume increase 23.9% using common ammonium sulfate, to use polypeptide ammonium sulfate with use the apple of common ammonium sulfate gained carry out VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate, vitamins C, soluble sugar, acidity (in oxysuccinic acid) detects and oligomeric isomaltose, oligofructose, soybean oligosaccharide detection, the data obtained is as described in Table 12.
Table 12: apple detected result
Wherein in table 12, SFW92391 (06)-1 is the apple using polypeptide ammonium sulfate, SFW92391 (06)-2 is the apple using common ammonium sulfate, from apple VITMAIN B1, Lin Suanna Vitamin B2 Sodium Phosphate, vitamins C, soluble sugar, acidity (in oxysuccinic acid), oligofructose, the soybean oligosaccharide of corresponding data: SFW92391 (06)-1 in table
All higher than the apple of SFW92391 (06)-2, oligomeric isomaltose, lower than the apple of SFW92391 (06)-2, illustrates that polypeptide ammonium sulfate effectively can improve product quality.
Embodiment 9: polypeptide ammonium sulfate carries out fertilising experiment in Yucheng, Shandong area
Wheat carries out fertilising experiment (rate of fertilizer application: 52kg/ mu) with reference to embodiment 4 in Yucheng, Shandong area, its experimental result is similar to Example 4, to using polypeptide ammonium sulfate to carry out the detection such as capacity, thousand seed weight with using the wheat of common ammonium sulfate gained, the data obtained is as described in Table 13.
Table 13: wheat assay
In table 13, SFW62737-1 is the wheat using polypeptide ammonium sulfate, and SFW62737-2 is the wheat using common ammonium sulfate, from corresponding data, uses the quality of the wheat of polypeptide ammonium sulfate to be better than the wheat using common ammonium sulfate.

Claims (1)

1. a polypeptide ammonium sulfate, is characterized in that: be made up of the raw material of following parts by weight:
Ammonium sulfate 97.2-99.99 part, soluble polypeptide metallo-chelate 0.01-2.8 part, soluble polypeptide metallo-chelate is generated in alkaline medium by polypeptide, polypeptide is that different amino acid or identical amino acid condensation form, polypeptide is by Pidolidone, L-Aspartic acid, 1B, L-Leu, the at least one of ALANINE and glycine copolymerization or autohemagglutination form, soluble polypeptide metallo-chelate is that polypeptide and basic metal or alkaline earth metal hydroxides react and generate, the molecular weight of polypeptide is 1000-10000, polypeptide ammonium sulfate is applied to various field crop, in cash crop plantation, wherein the weight ratio of ammonium sulfate and soluble polypeptide metallo-chelate solution is 1000: 1.0-5.0, in soluble polypeptide metallo-chelate solution, the weight percentage of polypeptide metallo-chelate is 1-40%, soluble polypeptide metallo-chelate solution is added in the ammonium sulfate crystallization obtained after centrifugation in ammonium sulfate production process, then dry and obtain polypeptide ammonium sulfate.
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