CN105315084A - Synergistic environment-friendly fertilizer aid and fertilizer - Google Patents
Synergistic environment-friendly fertilizer aid and fertilizer Download PDFInfo
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Abstract
The invention provides a synergistic environment-friendly fertilizer aid. The synergistic environment-friendly fertilizer aid comprises the following components in percentage by weight: 20wt%-80wt% of biomass charcoal, 1wt%-10wt% of polymerization amino acid, 1wt%-15wt% of a soil structure conditioner, 0.2wt%-2wt% of a bioactivator, 0-10wt% of a slow release agent, 0-8wt% of compound trace elements, 0-10wt% of modified starch and 0-50wt% of modified attapulgite. The invention further provides a fertilizer containing the synergistic environment-friendly fertilizer aid. By virtue of the compounding of the components, the fertilizer aid has the efficacies of reducing heavy metal pollution, increasing the utilization rate of the fertilizer and improving soil.
Description
Technical field
The present invention relates to technical field of fertilizers, particularly relate to a kind of synergy environment-friendly fertilizer auxiliary agent and fertilizer.
Background technology
Plant growth needs various nutrient elements.Wherein, the grand nutrition element required for plant growth comprises carbon, hydrogen, oxygen, nitrogen, phosphorus, potassium, calcium, magnesium and sulphur, and micronutrient element comprises boron, copper, iron, manganese, molybdenum, zinc and chlorine etc.Fertilizer is the grain of crop, and the nutritive element needed for plant growth will be supplemented by applying fertilizer.Along with fertilising for many years, cause soil compaction, acidifying, have accumulated a certain amount of heavy metal ion, some areas pollute, and affect food safety.On the other hand, China's rate of fertilizer application is large, fertilizer nutrient utilization is on the low side, wherein common nitrogenous fertilizer nitrogen this season utilization ratio is low, only have 25% ~ 35%, a large amount of nitrogens is fallen by leaching, infiltration, volatilization loss, not only cause underground water, water body in lake to pollute, and the discharge of oxynitride also can increase greenhouse gases effect.Along with the requirement of the whole world to carbon emission reduction and minimizing greenhouse gas emission is more and more tighter, this problem is more and more outstanding.Low the caused financial loss of this season utilization ratio of nitrogen is also very huge, therefore studies and how to reduce heavy metal contamination, improvement soil, improves Nitrogen element utilization ratio significant.
Current China to fertilizer synergist study also more, but simultaneously can reduce heavy metal contamination, improvement soil, improve the little of Nitrogen element utilization ratio.This application provides a kind of fertilizer auxiliary agent thus.
Summary of the invention
The technical problem that the present invention solves is to provide a kind of synergy environment-friendly fertilizer auxiliary agent, and the fertilizer auxiliary agent that the application provides can reduce heavy metal contamination, improvement soil improve the utilization ratio of fertilizer.
In view of this, this application provides a kind of synergy environment-friendly fertilizer auxiliary agent, comprising:
Preferably, described biomass charcoal is biomass charcoal powder, and described biomass charcoal powder is by biomass straw in anaerobic environment, pulverizes again, sieving obtains after 450 DEG C ~ 550 DEG C burning carbonates.
Preferably, described polymeric amino acid is selected from one or both in polyglutamic acid and poly-aspartic-acid; Described soil conditioner be selected from chitosan, humic acid, xanthohumic acid, polyacrylamide, polyvinyl alcohol, xanthan gum, treated starch and xylogen one or more; Described biologically active agent is sodium bacillus subtilis lipopeptide.
Preferably, described sustained release dosage is selected from one or more of quinhydrones, Dyhard RU 100, the chloro-6-of 2-(trichloromethyl) pyridine and thiocarbamide; Described composite trace element is made up of amino-acid zinc, manganese amino acid, boric acid, amino acid copper, amino acid iron and ammonium molybdate; Described treated starch is concentration is 2%, and viscosity is the amylase of 1600 ~ 2800mpa.s; Describedly attapulgite modifiedly be greater than 1200mpa.s for viscosity, fineness is 250 object modified attapulgite powders.
Preferably, the content of described biomass charcoal is 30wt% ~ 70wt%.
Preferably, the content of described polymeric amino acid is 3wt% ~ 8wt%.
Preferably, the content of described soil conditioner is 4wt% ~ 10wt%.
Preferably, the content of described biologically active agent is 0.5wt% ~ 1wt%.
Present invention also provides a kind of fertilizer, comprise the synergy environment-friendly fertilizer auxiliary agent described in a kind of such scheme.
Preferably, the content of described fertilizer auxiliary agent is 1wt% ~ 6wt%.
The invention provides a kind of synergy environment-friendly fertilizer auxiliary agent, it is by biomass charcoal, sustained release dosage, polymeric amino acid, soil conditioner, biologically active agent, composite trace element, treated starch and attapulgite modifiedly form, wherein biomass charcoal can promote the soil organism, Adsorption of Heavy Metal Ions and pesticide residue, increase soil net porosity, reduce the soil weight, improve the soil texture, regulate acid base equilibrium; Polymeric amino acid and biologically active agent can adsorb ammonia-state nitrogen and reduce volatilization loss, chelated microelement, stimulating plant root growth and absorbing nutrient; Soil conditioner, treated starch, modified attapulgite powder energy chessom and increase the crumb structure of soil, also can with soil particle glue chain, putting up a bridge forms reticulated structure, the loss of minimizing fertilizer nutrient, and can adsorb, exchange NH
4 +, K
+, improve ventilation property, water-retentivity, the nutrient preserving capability of soil, thus realize improving plant recovery of nutrient, reduce nitrogen loss, improve the validity of nitrogenous fertilizer.
On the other hand, sustained release dosage can control amidonitrogen hydrolysis, ammonium nitrification decomposition is run off; Composite trace element is chelating amino acids state, is more easily absorbed by plants, and supplements the nutrients.To sum up, the application, by adding said components and carrying out composite in proportion, makes fertilizer auxiliary agent have Adsorption of Heavy Metal Ions and pesticide residue, absorption, net catches, nitrogen in gluing soil, reduce fertilizer nutrient to run off, chessom, improve soil water-reataining fertilizer-keeping, ventilation property.
Embodiment
In order to understand the present invention further, below in conjunction with embodiment, the preferred embodiment of the invention is described, but should be appreciated that these describe just for further illustrating the features and advantages of the present invention, instead of limiting to the claimed invention.
The embodiment of the invention discloses a kind of synergy environment-friendly fertilizer auxiliary agent, comprising:
The fertilizer auxiliary agent that the application provides, by adding biomass charcoal, polymerization ammonia formic acid, soil improvement agent, biologically active agent, sustained release dosage, composite trace element, treated starch and modified attapulgite powder, and by regulating its content, making fertilizer auxiliary agent have reduction heavy metal contamination, improvement soil and improving the effect of utilization rate of fertilizer.
Biomass charcoal described in the present invention be by biomass straw in anaerobic environment after 450 DEG C ~ 550 DEG C anaerobism burning carbonates pulverize, sieving obtains, described in the application, biomass charcoal is preferably biomass charcoal powder, and its particle diameter is 80 orders.Described biomass charcoal can promote the soil organism, Adsorption of Heavy Metal Ions and pesticide residue, increases soil net porosity, reduces the soil weight, improves soil base, adjustment acid base equilibrium.The content of described biomass charcoal is 20wt% ~ 80wt%, and in embodiment, the content of described biomass charcoal is preferably 30wt% ~ 70wt%, is more preferably 40wt% ~ 60wt%.
Described polymeric amino acid and biologically active agent can adsorb ammonia-state nitrogen, reduce volatilization loss, chelated microelement, stimulating plant root growth and absorbing nutrient.Polymeric amino acid described in the application be preferably in polyglutamic acid and poly-aspartic-acid one or both, described polymeric amino acid be polyglutamic acid and poly-aspartic-acid time, the mol ratio of described polyglutamic acid and described poly-aspartic-acid is preferably 3:(1 ~ 3).The content of described polymeric amino acid is 1wt% ~ 10wt%, and in an embodiment, the content of described polymeric amino acid is preferably 3wt% ~ 8wt%.Described biologically active agent is preferably sodium bacillus subtilis lipopeptide; Its content is 0.2wt% ~ 2wt%, and in an embodiment, the content of described biologically active agent is preferably 0.5wt% ~ 1wt%.
Other addO-on therapy in the application: soil conditioner, treated starch, attapulgite modified can chessom and increase the crumb structure of soil, also can with soil particle be crosslinked, putting up a bridge forms reticulated structure, reduce fertilizer nutrient to run off, and can adsorb, exchange NH
4 +, K
+, improve ventilation property, water-retentivity, the nutrient preserving capability of soil, thus improve plant recovery of nutrient, reduce nitrogen loss, improve the validity of nitrogenous fertilizer.Soil improvement agent described in the application be preferably in chitosan, humic acid, xanthohumic acid, polyacrylamide (PAM), polyvinyl alcohol (PVA), xanthan gum, treated starch and xylogen one or more; In an embodiment, described soil conditioner be preferably in chitosan, xanthohumic acid, yellow collagen and PAM one or both, its content is 1wt% ~ 15wt%, and in an embodiment, the content of described soil conditioner is preferably 4wt% ~ 10wt%.The aqueous solution medium viscosity that described treated starch is preferably 2% is the high viscosity starch enzyme of 1600 ~ 2800mpa.s; The content of described treated starch is 0wt% ~ 10wt%, and in an embodiment, the content of described treated starch is preferably 2wt% ~ 6wt%.Described attapulgite modified preferably modified attapulgite powder, be more preferably viscosity and be greater than 1200mpa.s, fineness is that the height of 250mu glues powder, and its content is 0 ~ 50wt%, and in an embodiment, the content of described modified attapulgite powder is more preferably 10wt% ~ 30wt%.
Described in the application, fertilizer auxiliary agent also comprises composite trace element, and chelating amino acids state, is more easily absorbed by plants in fact, supplements the nutrients.Described composite trace element by mass ratio be the amino-acid zinc of 10:7:5:1:3:0.3, manganese amino acid, boric acid, amino acid copper, amino acid iron and ammonium molybdate form; Its content is 0wt% ~ 8wt%, and in an embodiment, the content of described composite trace element is preferably 4wt% ~ 7wt%.Described sustained release dosage can control amidonitrogen decomposition, ammonium nitrification decomposes loss, and its content is 0wt% ~ 10wt%, and in an embodiment, the content of described sustained release dosage is preferably 2wt% ~ 7wt%.Sustained release dosage described in the application is preferably one or more of quinhydrones, Dyhard RU 100, the chloro-6-of 2-(trichloromethyl) pyridine and thiocarbamide.
Described in the application, the preparation method of fertilizer auxiliary agent is well known to those skilled in the art, mixes by various component.
Present invention also offers a kind of fertilizer, it comprises the fertilizer auxiliary agent described in the application's such scheme.Preferably, in described fertilizer, the content of fertilizer auxiliary agent is preferably 1wt% ~ 6wt%, and surplus is common fertilizer; Described common fertilizer can be that urea, compound (conjunction) fertilizer, Organic-inorganic fertilizer or high tower compound (conjunction) are fertile.
The invention provides a kind of fertilizer auxiliary agent, be made up of biomass charcoal powder, sustained release dosage, polymeric amino acid, soil conditioner, biologically active agent, composite trace element, treated starch and modified attapulgite powder, by adding said components and regulating its content, fertilizer auxiliary agent is had and reduces heavy metal contamination, raising utilization rate of fertilizer and the effect improveing soil.
Potted plant and field fertilizer efficiency shows fertilizer synergistic environmental protection auxiliary agent of the present invention can significantly improve nitrogen utilization efficiency, makes increasing crop yield, increases income.Fertilizer synergistic environmental protection auxiliary agent of the present invention is applicable to scale operation charcoal basic ring and protects nitrogenous fertilizer and charcoal basic ring guarantor compound (conjunction) fertilizer, be suitable for various soil and farm crop, long-term application can promote the soil organism, Adsorption of Heavy Metal Ions and pesticide residue, absorption, net catches, nitrogen in gluing soil, reduces fertilizer nutrient and runs off, chessom, improve soil water-reataining fertilizer-keeping, ventilation property, improve farm crop and fertilizer nutrient is absorbed.
In order to understand the present invention further, be described in detail to fertilizer auxiliary agent provided by the invention and fertilizer below in conjunction with embodiment, protection scope of the present invention is not limited by the following examples.
Raw material in following examples is commercially available prod, and wherein biologically active agent is sodium bacillus subtilis lipopeptide; Treated starch be 2% aqueous solution medium viscosity be the high viscosity starch enzyme of 1600 ~ 2800mpa.s; Trace element by mass ratio be the amino-acid zinc of 10:7:5:1:3:0.3, manganese amino acid, boric acid, amino acid copper, amino acid iron and ammonium molybdate form.
Embodiment 1
The composite trace element of the biologically active agent of the polymeric amino acid (polyglutamic acid, poly-aspartic-acid mol ratio are about 1:1) of the Dyhard RU 100 of the biomass charcoal powder of 50wt%, 10wt%, 10wt%, 0.2wt%, the chitosan of 4.8wt%, the treated starch of PAM, 5wt% of 5wt%, the attapulgite of 10wt% and 5wt% is mixed, then check, weigh, pack, obtain fertilizer auxiliary agent.
Embodiment 2
The composite trace element of the biologically active agent of the polymeric amino acid (polyglutamic acid, poly-aspartic-acid mol ratio are about 3:2) of the thiocarbamide of the biomass charcoal powder of 20wt%, 5wt%, 8wt%, 0.8wt%, the xanthohumic acid of 8wt%, the treated starch of PAM, 2wt% of 2wt%, the attapulgite of 50wt% and 6.2wt% is mixed, then check, weigh, pack, obtain fertilizer auxiliary agent.
Embodiment 3
The composite trace element of the biologically active agent of the polymeric amino acid (polyglutamic acid, poly-aspartic-acid mol ratio are about 3:1) of chloro-for the 2-of the biomass charcoal powder of 70wt%, 2wt% 6-(trichloromethyl) pyridine, 3wt%, 0.5wt%, the xanthan gum of 3wt%, the treated starch of PAM, 6wt% of 1.5wt%, the attapulgite of 10wt% and 4wt% is mixed, then check, weigh, pack, obtain fertilizer auxiliary agent.
Embodiment 4
The polymeric amino acid (polyglutamic acid, poly-aspartic-acid mol ratio are about 1:1) of the biomass charcoal powder of 80wt%, 10wt%, the biologically active agent of the xanthan gum of 6wt%, PAM, 1wt% of 3wt% are mixed, then check, weigh, pack, obtain fertilizer auxiliary agent.
Embodiment 5
Fertilizer auxiliary agent embodiment 4 prepared, the weight ratio by 1% is added in urea, obtains charcoal basic ring and protects nitrogenous fertilizer.
Embodiment 6
Fertilizer auxiliary agent embodiment 2 prepared, the weight ratio by 3% is added in compound (conjunction) fertilizer, obtains charcoal basic ring and protects in compound (conjunction) fertilizer.
Embodiment 7
Fertilizer auxiliary agent embodiment 3 prepared, the weight ratio by 5% is added in Organic-inorganic fertilizer, obtains charcoal basic ring and protects Organic-inorganic fertilizer.
Embodiment 8
The fertilizer auxiliary agent obtained by embodiment 1, the weight ratio by 2% is added in high tower compound (conjunctions) fertilizer and is obtained charcoal basic ring guarantor compound (conjunction) fertilizer.
The manure trial of embodiment 9 charcoal base environment-friendly fertilizer
For examination fertilizer
Charcoal base environment-friendly fertilizer, nutrient content 41% (N-P
2o
5-K
2o=28-6-7); Preparation method is: 60% Repone K 115kg, 55% powdery monoammonium phosphate 135kg, ammonium chloride 180kg, urea 480kg, ammonium sulfate 20kg, diatomite 40kg, fertilizer auxiliary agent 30kg mixed, compound (conjunction) fertilizer that namely granulation, drying, screening, redrying, cooling, screening, interpolation anti-hard caking agent, metering, packaging obtain synergy controlled release agent, i.e. 41% (N-P
2o
5-K
2o=28-6-7); Wherein fertilizer auxiliary agent is fertilizer auxiliary agent prepared by embodiment 2.
Contrast urea used (N content 46%), calcium superphosphate (P
2o
5content 16%) and Repone K (K
2o content 60%), by market purchasing.
For examination soil
Experimental field soil type Shajiang black soil, soil texture clay loam, topsoil thickness 20cm, ground water table 3.5 ~ 4.5m.Topsoil soils organic content 20.45g/kg, full nitrogen 0.98g/kg, alkali-hydrolyzable nitrogen 74mg/kg, available phosphorus (P
2o
5) 23.6mg/kg, available potassium (K
2o) 127mg/kg.Yield two crops a year, front stubble wheat, per mu yield 500kg.
Experimental cultivar is summer corn for studying thing, kind Zheng Dan 958.
4 process are established in test design test, specifically as shown in table 1
Table 1 fertilizer test design table
Field arrangement employing three arranges system, has aisle between repetition, and be provided with protection row around, random district group arranges, and repeats 3 times, plot area 3 × 8=24m
2, line-spacing 60cm, thing capable to.
Test is implemented and field management
Test and carry out at Suixi County willow agricultural sciences experiment centre 6 ~ September in 2014.Rotary tillage after harvesting wheat, subregion is by process applying fertilizer.June 19 was sowed, planting density 4580 plants/acre, and October 7 gathered in the crops.Collect middle 3 row meters to produce.Field management is undertaken by high-yield field management expectancy.July 31 met rain subregion and imposes urea by process.June 22, July 8 and micro-spray on August 23 times, each micro-spray about 30min.June 20, acetochlor was closed, fourth green bristlegrass directed spraying weeding on June 29, artificial uprooting weed on July 27.July 10, July 28 are with cyanogen penta Rogor, Volaton pest control.
Data processing
The mean value that data acquisition repeats with 3 times, data processing utilizes Excel software, and difference analysis adopts DPSv7.05 software, multiple comparisons LSD method.
The weather condition of duration of test
The low Suixi County of temperature in mid-June, 2014 to late September temperature on average 24.8 DEG C, average 25.4 DEG C low 0.6 DEG C than over the years; Accumulated temperature 2783.6 DEG C of d, the few 64.6 DEG C of d of average 2848.2 DEG C of d than over the years.Wherein, mid-June ~ early July and early August ~ period mid-September two mean of dekan temperature than over the years average respectively low 0.3 ~ 1.1 DEG C, 0.5 ~ 2.5 DEG C.
Precipitation Distribution in Time and Space is uneven, and drought and waterlogging replace Suixi County in mid-June, 2014 to late September quantity of precipitation 518.5mm, and 9.9mm fewer than average 528.4mm over the years, gross precipitation is normal.But mid-June ~ late July precipitation continue on the low side, quantity of precipitation is 100.7mm only, than few 213.5mm over the years average, ten days quantity of precipitation lack 15.8 ~ 70.9mm.Although the 16.5mm precipitation of mid-June ensure that proper seeding, continue precipitation on the low side, cause Drought at seedling stage, growth of seedling is slow, and even the dead seedling of part, takes out in advance male.Late August precipitation 102.8mm, than average many 55.7mm over the years; Mid or late September precipitation 178.2mm, than average many 141.9mm over the years, cause big area ponding, flooded stain is serious.Cause improving activity of root system to reduce, the harvest corn phase postpones, and big area lodges.
Sunshine is not enough, and summer corn grain heavily reduces Suixi County in mid-June, 2014 to late September sunshine time 563.7h, 161.6h fewer than average 725.3h over the years.Ten days, sunshine time was except mid-July, mid-August, than average few 5.1 ~ 48.5h over the years.Especially late August ~ sunshine late September continues on the low side, only 153.7h, than few 99.1h over the years average.The rainy few photograph of low temperature in later stage, cause summer corn to be in the milk bad, grain heavily reduces.The average 100-grain weight only 29.1g of experimental cultivar Zheng Dan 958, than the low 7.8g of the provinces and regions examination test location Suixi County institute of agricultural sciences in 2013.
Results and analysis
Soil supplying nutrient capability
Adjacent test process N
2p
2k
2for Quan Su district, process N
0p
2k
2for nitrogen stress district, process N
2p
0k
2for Que Lin district, process N
2p
2k
0for potassium deficiency district.Quan Su district output 643.0kg/ mu, nitrogen stress district 555.6kg/ mu, Que Lin district 577.1kg/ mu, potassium deficiency district 574.3kg/ mu.Nitrogen stress district fractional yield 86.41%, Que Lin district 89.76%, potassium deficiency district 89.32%.Soil nutrient limit output improve order show as N>K>P.By fractional yield, soil fertility is divided into 4 grades: fractional yield≤50% is for extremely low, and 50% ~ 75% be low, 75% ~ 90% is, > 90% is height.Find out thus, this plot soil nitrogen phosphorus potassium feeder capability is medium.
Often produce 100kg corn and need N3.43kg, P
2o
51.23kg, K
2o2.10kg.Nutritional deficiency zone absorbed dose is the fertilizer provision from soil amount of this nutrient; Soil Nitrogen Supplying 19.1kg/ mu, Phosphorus supply capacity 7.1kg/ mu, vendor selection 12.1kg/ mu.
The volume variance of different treatment
As shown in table 2, table 2 is output and the variance data table thereof of different fertilizer process.Fertilizer treatment output order is: charcoal base environment-friendly fertilizer > base chases after 60kg/ mu conventional fertilizer > base and executes 40kg/ mu conventional fertilizer > and do not apply fertilizer.The process of charcoal base environment-friendly fertilizer than base chase after 60kg/ mu conventional fertilizer volume increase 6.32%, than base execute wait nutrient conventional fertilizer increase production 11.79%.
The output of table 2 different fertilizer process and otherness data sheet
PS: take A as standard, B represents that it has significant difference relative to A, and C represents it and has significant difference relative to B, relative to A, there is significant difference, D represents it and has significant difference relative to C, and it has significant difference relative to B, has significant difference relative to A.
Variance analysis shows, between repetition, difference is not remarkable, illustrates that experimental plot soil fertility is comparatively even, on test-results without impact; And difference is extremely remarkable between process.Through LSD method multiple comparisons, the corn yield that the process of 40kg/ mu charcoal base environment-friendly fertilizer executed by base is significantly higher than base and chases after the conventional fertilizer process of 60kg/ mu and the process of 40kg/ mu conventional fertilizer executed by base, successively high 6.32% and 11.79%, charcoal base environment-friendly fertilizer is used in explanation, and rate of fertilizer application can reduce about 30% than waiting nutrient conventional fertilizer.When rate of fertilizer application is down to 12-4-4kg/ mu, be also unlikely to cause the underproduction.
Base chases after 60kg/ mu conventional fertilizer output than adjacent experimental plot N
2p
2k
2process low 11.5kg (1.79%), this may be due to phosphorus potassium rate of fertilizer application on the low side caused by.
Utilization rate of fertilizer
Utilization rate of fertilizer refers to that nutrient quantity that this season crop absorbs from institute's fertilise accounts for the percentage of total nutrient content in this fertilizer fertilizer, and be the important indicator evaluating fertilizer loss, utilization ratio is higher, then its turnover rate is lower.The application utilizes differential technique to calculate fertilizer the Agronomic Use Efficiency:
Table 3 is the utilization ratio of different treatment fertilizer, as shown in Table 3: the utilization rate of fertilizer charcoal base charcoal value fertilizer that the process of 40kg/ mu charcoal base environment-friendly fertilizer executed by base is the highest, its nitrogen, phosphorus, potassium utilization ratio is respectively 35.46%, 48.33% and 72.83%, > base chases after conventional fertilizer process > base and executes conventional fertilizer process, be embodied in: nitrogen utilization efficiency is respectively 35.46%, 15.50% and 13.78%, it is high by 19.96% that charcoal base environment-friendly fertilizer chases after 60kg/ mu conventional fertilizer than base respectively, 29.74% and 44.23%, the nutrient conventional fertilizer such as to execute than base high by 21.68% respectively, 36.29% and 53.10%.Illustrate that charcoal base environment-friendly fertilizer significantly can improve utilization rate of fertilizer thus.
The data sheet of table 3 different treatment utilization rate of fertilizer
Performance analysis
40kg/ mu charcoal base environment-friendly fertilizer executed by base, the nutrient conventional fertilizer mu volume increase 70.8kg such as to execute than base, chases after 60kg/ mu conventional fertilizer volume increase 30.9kg than base.By every kg corn 2.1 yuan calculating, newly-increased sales revenue is respectively 148.6 yuan, 64.9 yuan.Charcoal base environment-friendly fertilizer market value ratio waits the high 200 yuan/t of nutrient Common compound fertilizer.Topdress by every 5 mu of recruitments 1, each man-hour 60 yuan meter, Common compound fertilizer is by 150 yuan/50kg.Base is executed 40kg/ mu charcoal base environment-friendly fertilizer and the nutrient conventional fertilizer such as to be executed than base and increase income 140.6 yuan newly, chases after 60kg/ mu conventional fertilizer increase income 117.7 yuan than base.As shown in table 4, table 4 is the economic benefit data sheet of different treatment fertilizer
The economic benefit data sheet of table 4 different treatment
According to above-mentioned data: the output that the process of 40kg/ mu executed by charcoal base environment-friendly fertilizer base is all significantly higher than base and the common fertilizer process of nutrient such as executes and base chases after the process of 60kg/ mu conventional fertilizer, chase after for the process of 60kg/ mu conventional fertilizer relative to base, still keep the volume increase of 6% when amount of application of nitrogen fertilizer reduces 33%; Charcoal base environment-friendly fertilizer significantly can improve utilization rate of fertilizer, its nitrogen, phosphorus, potassium utilization ratio the nutrient base such as comparatively execute the raising respectively 21.68%, 36.29% and 53.10% of process, and comparatively base chases after the process of 60kg/ mu conventional fertilizer and improves 19.96%, 29.74% and 44.23% respectively; Charcoal base environment-friendly fertilizer can play the effect of cost-saving synergistic as base manure applied once, and suitably can reduce rate of fertilizer application, and in control widespread pollution from the overuse of fertilizers and pesticides in rural area, protection of the environment aspect shows certain advantage, is worth large scale application.
The adsorption-desorption test of embodiment 10 charcoal base environment-friendly fertilizer heavy metal Cd
Charcoal base environment-friendly fertilizer is tested (using aqueous solution simulated soil solution) the adsorption-desorption of heavy metal Cd in the aqueous solution.Concrete operation step is:
Adopt quartering to get the charcoal base environment-friendly fertilizer of about 100g, pulverize with crusher, cross 60 mesh sieves for subsequent use; Preparation simultaneously waits the common fertilizer of nutrient, and it is for subsequent use that same method crosses 60 mesh sieves.Taking 0.500g sample (charcoal base environment-friendly fertilizer or common fertilizer) puts in 50ml centrifuge tube, toward the Cd wherein adding 25ml5mg/l
2+solution, covers tightly lid, and vibrate 2h at 25 DEG C, after terminating under 5000r/min centrifugal 10min, get supernatant liquor atomic absorption spectrophotometer and measure heavy metal content; Ca (the NO of 0.01mol/l is rejoined in centrifuge tube
3)
2(by Ca (NO
3)
2pH value of solution is adjusted to 4.0 to simulate the lower acid soil of pH value) 25ml, vibrate 2h at 25 DEG C, after terminating under 5000r/min centrifugal 10min, get supernatant liquor atomic absorption spectrophotometer and measure heavy metal content.Each sample does three parallel testings, and result is as shown in table 5.
Table 5 different fertilizer is to Cd
2+the measurement result of adsorption-desorption
Note: adsorption rate=(Cd
2+original liquid concentration-adsorption liquid concentration)/Cd
2+original liquid concentration × 100%; Resolution factor=stripping liquid concentration/Cd
2+original liquid concentration × 100%;
Fixed rate=adsorption rate-resolution factor
Charcoal base environment-friendly fertilizer heavy metal Cd
2+fixed rate be 20.69% ~ 33.18%, wait the common fertile heavy metal Cd of nutrient
2+fixed rate be only 5.99%, show that charcoal base environment-friendly fertilizer can adsorb heavy metal in fixing soil to a certain extent, reduce it and enter the risk done in object, improve crop quality.
The explanation of above embodiment just understands method of the present invention and core concept thereof for helping.It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also carry out some improvement and modification to the present invention, these improve and modify and also fall in the protection domain of the claims in the present invention.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (10)
1. a synergy environment-friendly fertilizer auxiliary agent, comprising:
2. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, described biomass charcoal is biomass charcoal powder, and described biomass charcoal powder is by biomass straw in anaerobic environment, pulverizes again, sieving obtains after 450 DEG C ~ 550 DEG C burning carbonates.
3. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, described polymeric amino acid be selected from polyglutamic acid and poly-aspartic-acid one or both; Described soil conditioner be selected from chitosan, humic acid, xanthohumic acid, polyacrylamide, polyvinyl alcohol, xanthan gum, treated starch and xylogen one or more; Described biologically active agent is sodium bacillus subtilis lipopeptide.
4. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, described sustained release dosage is selected from one or more of quinhydrones, Dyhard RU 100, the chloro-6-of 2-(trichloromethyl) pyridine and thiocarbamide; Described composite trace element is made up of amino-acid zinc, manganese amino acid, boric acid, amino acid copper, amino acid iron and ammonium molybdate; Described treated starch is concentration is 2%, and viscosity is the amylase of 1600 ~ 2800mpa.s; Describedly attapulgite modifiedly be greater than 1200mpa.s for viscosity, fineness is 250 object modified attapulgite powders.
5. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, the content of described biomass charcoal is 30wt% ~ 70wt%.
6. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, the content of described polymeric amino acid is 3wt% ~ 8wt%.
7. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, the content of described soil conditioner is 4wt% ~ 10wt%.
8. synergy environment-friendly fertilizer auxiliary agent according to claim 1, is characterized in that, the content of described biologically active agent is 0.5wt% ~ 1wt%.
9. a fertilizer, is characterized in that, comprises the synergy environment-friendly fertilizer auxiliary agent described in any one of claim 1 ~ 8.
10. fertilizer according to claim 9, is characterized in that, the content of described fertilizer auxiliary agent is 1wt% ~ 6wt%.
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Cited By (25)
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|---|---|---|---|---|
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| CN111004065A (en) * | 2019-12-26 | 2020-04-14 | 中化农业（临沂）研发中心有限公司 | Phosphate fertilizer synergist, synergistic diammonium phosphate containing phosphate fertilizer synergist and method for preparing synergistic diammonium phosphate |
| CN111875443A (en) * | 2020-08-12 | 2020-11-03 | 陈贝 | Biochar compound fertilizer and preparation method thereof |
| CN112110770A (en) * | 2020-08-12 | 2020-12-22 | 安徽卓砺环保科技有限公司 | Ion-stabilized synergistic loss-control agent and preparation method thereof |
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| CN105754611A (en) * | 2016-02-04 | 2016-07-13 | 周益辉 | Heavy metal contaminated soil restorative agent as well as preparation method thereof and application thereof |
| CN106083290A (en) * | 2016-05-27 | 2016-11-09 | 安徽帝元生物科技有限公司 | A kind of fertilizer efficiency retention agent and application thereof |
| CN106187444B (en) * | 2016-06-29 | 2018-07-24 | 万里神农有限公司 | A kind of special organic slow-release fertilizer of cereal crop and its application |
| CN106187444A (en) * | 2016-06-29 | 2016-12-07 | 万里神农有限公司 | A kind of cereal crop special organic slow-release fertilizer and application thereof |
| CN106220279A (en) * | 2016-07-28 | 2016-12-14 | 严铭 | Slow release fertilizer |
| CN106381150A (en) * | 2016-08-16 | 2017-02-08 | 中国海洋大学 | An acidic charcoal modifier for modifying saline-alkali soil and a preparing method thereof |
| CN106316599A (en) * | 2016-08-18 | 2017-01-11 | 南京轩凯生物科技有限公司 | Composite polysaccharide fertilizer synergist and preparation method thereof |
| CN106478187A (en) * | 2016-10-26 | 2017-03-08 | 秦皇岛五弦维爱科技开发有限公司 | A kind of compound fertilizer synergist and preparation method thereof |
| CN106699419A (en) * | 2017-02-25 | 2017-05-24 | 史丹利农业集团股份有限公司 | Biochar-based rice specialty fertilizer added with gama-polyglutamic acid and preparation method of biochar-based rice specialty fertilizer added with gama-polyglutamic acid |
| CN107266254A (en) * | 2017-07-18 | 2017-10-20 | 合肥百绿盛农业科技有限公司 | A kind of fertilizer additive and preparation method thereof |
| CN109422578A (en) * | 2017-08-24 | 2019-03-05 | 吴鹃 | It is retained coating nitrogen-phosphorus-potassium compound fertilizer and preparation method thereof |
| CN107698387A (en) * | 2017-09-26 | 2018-02-16 | 安徽省农业科学院土壤肥料研究所 | One kind improvement Shajiang black soil charcoal base fertilizer specially for peanut and preparation method thereof |
| CN107698387B (en) * | 2017-09-26 | 2024-01-05 | 安徽省农业科学院土壤肥料研究所 | Special modified sand Jiang Heitu carbon-based fertilizer for peanuts and preparation method thereof |
| CN107879825A (en) * | 2017-12-27 | 2018-04-06 | 孙田田 | A kind of environment-friendly fertilizer and preparation method thereof |
| CN108101715A (en) * | 2018-02-28 | 2018-06-01 | 河北百禾丰化肥有限公司 | A kind of three nitrogen unification dressing fertilizer of type containing fulvic acid and its manufacturing method |
| CN108865149A (en) * | 2018-05-04 | 2018-11-23 | 北京联合大学 | A kind of heavy metal-polluted soil stabilizer and preparation method thereof based on natural polymer |
| CN108865149B (en) * | 2018-05-04 | 2020-09-29 | 北京联合大学 | Soil heavy metal stabilizer based on natural macromolecules and preparation method thereof |
| CN108409466A (en) * | 2018-05-25 | 2018-08-17 | 侯淑璐 | A kind of fertilizer additive and preparation method thereof |
| CN108727136A (en) * | 2018-06-26 | 2018-11-02 | 拉多美（宁陵）化肥有限公司 | Ureaformaldehyde Synergistic composite fertilizer production technology |
| CN108863535A (en) * | 2018-07-17 | 2018-11-23 | 界首市天柱农业发展有限公司 | Organic grape plantation slow-release compound fertilizer and preparation method thereof |
| CN109251110A (en) * | 2018-09-05 | 2019-01-22 | 陈德茂 | A kind of heavy metal-polluted soil captures curing agent and preparation method thereof and application method |
| CN109534899A (en) * | 2018-12-20 | 2019-03-29 | 山东聊城鲁西硝基复肥有限公司 | A kind of retentivity fertilizer auxiliary agent and its method for preparing fertilizer |
| CN110015929A (en) * | 2019-04-22 | 2019-07-16 | 金昌田丰源化工有限公司 | A kind of humic acid calcareous fertilisers and preparation method thereof |
| CN111004065A (en) * | 2019-12-26 | 2020-04-14 | 中化农业（临沂）研发中心有限公司 | Phosphate fertilizer synergist, synergistic diammonium phosphate containing phosphate fertilizer synergist and method for preparing synergistic diammonium phosphate |
| CN111875443A (en) * | 2020-08-12 | 2020-11-03 | 陈贝 | Biochar compound fertilizer and preparation method thereof |
| CN112110770A (en) * | 2020-08-12 | 2020-12-22 | 安徽卓砺环保科技有限公司 | Ion-stabilized synergistic loss-control agent and preparation method thereof |
| CN113816788A (en) * | 2021-08-11 | 2021-12-21 | 安徽朴茂农业科技有限公司 | Powdered biological film fertilizer water retaining agent |
| CN117142899A (en) * | 2023-08-18 | 2023-12-01 | 安徽卓砺农业科技有限公司 | Bio-based fertilizer synergist and preparation method thereof |
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