CN103626609B - A kind of nitre sulfenyl functional fertilizer - Google Patents
A kind of nitre sulfenyl functional fertilizer Download PDFInfo
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Abstract
The invention discloses a kind of nitre sulfenyl functional fertilizer, raw material comprises ammonium nitrate phosphorus, monoammonium phosphate, potassium sulfate, ammonium sulfate and trace element, also containing chitosan and caproic acid Diethylaminoethanol ester.Have employed the nitre sulfenyl functional fertilizer of the present invention's formula, keeping soil ecology when ensureing fertilizer efficiency, plant-growth and strong unification can be met simultaneously, and the root, stem and leaf of plant is not injured.
Description
Technical field
The present invention relates to agriculture compound manure field, particularly relate to a kind of nitrate-based compound fertilizer material.
Background technology
Nitrate-based compound fertilizer is the elementary composition entirety of a difference, and inorganics is ionic group, and organism, functional group, is made up of nitric acid p and s acid potassium.Nitre sulfenyl is used for chemical fertilizer, compared with other conventional composite fertilizer, high nitrogen and potassium, rationally, solubility is good, and fertilizer efficiency is rapid for formula, the absorption of the nutrients such as favourable phosphorus, potassium, utilization rate of fertilizer is high, avoid or reduce plant nitrite accumulation, belong to high-quality and efficient, environmental protection, non-harmful NEW TYPE OF COMPOSITE fertilizer.
The manufacturing process of nitrate-based compound fertilizer is commonly referred to as high tower prilling technique, and its technique is: become fused solution after raw material (solid urea or ammonium nitrate (ammonium nitrate phosphorus etc.)) heating and melting, also directly can use the fused solution after evaporation concentration.In fused solution, add corresponding phosphate fertilizer, potash fertilizer, filler and additive make mixed slurry.Mixed slurry is sent into high tower granulator and is carried out sprinkling granulation; the granulation material entering prilling tower is sprayed by tablets press; from in high tower decline process; interact with the air resistance risen at the bottom of tower; drop to after carrying out heat exchange with it at the bottom of tower; fall into the granule materials at the bottom of tower, after screening surface treatment, obtain granular composite fertilizer.
The major equipment manufacturing nitrate-based compound fertilizer comprises three parts: one is tower body.Prilling tower is the major equipment that high tower prilling produces granular composite fertilizer, and the Main Function of prilling tower is that composite fertilizer carries out crystallization in tower, cooling heat exchanges.The diameter of prilling tower and height are the leading indicators of equipment, and throughput and the quality of it and product are closely related.Two is granulating equipment.Tablets press can meet the compound fertilizer granulating requirement to various slip, particularly centering as required, the granulation of Di Dan kind composite fertilizer has very premium properties; Three is reactors.Hybrid reactor Main Function is fully uniformly mixed in equipment by material, reaches the mixed slurry object of preparation good flowing properties.
Current, known nitrate-based compound fertilizer generally by ammonium nitrate phosphorus, phosphorus ammonium, potassium sulfate etc. for raw material is produced, although the formula fertilizer efficiency of high nitrogen and potassium is rapid, life-time service can cause soil permeability to reduce easy spoiled soil environment.Such as, publication number is CN102503620A file, disclosed a kind of nitrate-based compound fertilizer, by urea, ammonium sulfate, nitrophosphate fertilizer, potassium sulfate, humic acids and dilute sulphuric acid, after life-time service, soil permeability reduces, plant growth rate and strong poor consistency, also can cause simultaneously and have injury to roots of plants, stem, leaf simultaneously.
Summary of the invention
It is because of the SO in fertilizer that present inventor makes soil permeability reduce after large quantity research discovery 1, nitrate-based compound fertilizer life-time service
4 -remaining more, SO
4 -in the S of 4 valencys
-4ion under the effect of soil microorganisms, make a price reduction into S
-2ion, S
-2ion and Crop nutrient after the 2H that discharged by root system
+in conjunction with generation H
2s, and H
2s is a kind of poisonous gas, and its generation can kill beneficial microorganism in soil, thus causes the permeability of soil to reduce.2, the content of nitric nitrogen is unreasonable can not ensure plant growth rate and strong unification, 3, adopt urea as raw material, and strong containing biuret biuret perviousness, can direct replace the moisture content in cell has injury to the root of plant, stem, leaf.
For solving the problems of the technologies described above, the object of this invention is to provide and a kind ofly keep soil ecology when ensureing fertilizer efficiency, simultaneously can meet plant-growth and strong unification, and to the nitre sulfenyl functional fertilizer that the root, stem and leaf of plant does not injure.
The present invention is achieved by the following technical solutions.
A kind of nitre sulfenyl functional fertilizer, raw material comprises ammonium nitrate phosphorus, monoammonium phosphate, potassium sulfate, ammonium sulfate and trace element, also containing chitosan and caproic acid Diethylaminoethanol ester.The high tower prilling technique that above-mentioned raw materials manufactures nitrate-based compound fertilizer conventional according to this area is made into finished product fertilizer.
Further, when the weight part sum of chitosan and diethylammonium salt base ethanol ester is 0.004-0.014 with the ratio of other parts by weight of raw materials sums above-mentioned.
Further, when chitosan and the weight ratio of diethylammonium salt base ethanol ester are 0.1-0.4.
Further, a kind of nitre sulfenyl functional fertilizer, is made up of the raw material of following weight part: the trace element of ammonium nitrate phosphorus 37-47, monoammonium phosphate 8-26, potassium sulfate 19-41, ammonium sulfate 5-15,5-15 part, chitosan 0.1-0.2, caproic acid Diethylaminoethanol ester 0.5-1.
Further, a kind of nitre sulfenyl functional fertilizer, is made up of the raw material of following weight part: ammonium nitrate phosphorus 37-47, monoammonium phosphate 8-26, potassium sulfate 19-41, ammonium sulfate 5-15, calcium 1-2, magnesium 1-2, silicon 1-8, iron 1-2, zinc 1-2, boron 1-2, chitosan 0.1-0.2, diethylammonium salt base ethanol ester 0.5-1.
Further, a kind of nitre sulfenyl functional fertilizer, in nitrogen, the content of nitric nitrogen is 7%-8%.
Further, a kind of nitre sulfenyl functional fertilizer, in nitrogen, the content of ammonium nitrogen is 9%-14%.
Further, a kind of nitre sulfenyl functional fertilizer, water-soluble P in phosphorus
2o
5content be 5%-15%.
Further, a kind of nitre sulfenyl functional fertilizer, water-soluble K in potassium
2the content of O is 10%-22%.
Chitosan is that natural plant nutrition urgees long agent--the raw material of foliage fertilizer, the foliage fertilizer composite by chitosan, plant insecticide can be given, disease-resistant, play the effect of fertilizer, plant and animal residues and micro-metals in soil can be decomposed again, thus be converted into the nutrient substance of plant, strengthen via plant immunity, promote the health of plant.
Caproic acid Diethylaminoethanol ester belongs to broad spectrum plant-growth regulator.Can improve crop chlorophyll, protein, nucleic acid content, improve photochemical vitality and improve C N metabolism, increase yield, oil recovery enhancement, strengthening crop to the resistance of the adverse circumstances such as arid low temperature, is again outstanding fertilizer, the synergistic agent of sterilant.To beans.Leaf vegetables effect of increasing production is better.
Trace element suitably can add according to the growth demand of different plant, avoids because of the not crop nutritional deficiency disease that causes of general equilibrium and the fertilizer waste of conventional fertilizers nutrient.
Its medium trace element can be preferably calcium, magnesium, silicon, zinc, boron, iron, and the absorption of the fertilizer of plant and utilization ratio are effectively improved, reduce plant continuous cropping obstacle.
Nitric nitrogen and ammonium nitrogen can direct utilizations absorbed by crops, avoid the waste of nitrogen element nutrient.
Applicant finds chitosan and caproic acid Diethylaminoethanol ester and nitre sulfenyl fertilizer to use through great many of experiments, effectively can reduce its side effect be used alone, after adding in proportion with the consumption be used alone two kinds of additives, fertilizer is made to have extremely strong biological activity, beneficial microorganism growth and reproduction in soil can be impelled, add the permeability in soil, decrease S in soil
-2generation add H
2the release of S toxic gas, the two synergy, make the growth of plant more healthy, due to the generation of chitosan inducing plant resistance protein under the synergy of caproic acid Diethylaminoethanol ester, prevent germ to plant leaching evil, plant can be made to be subject to producing lignifying around germ dip-dye point at it, form a physical barriers, stop or postpone the growth of pathogen and the diffusion to surrounding normal tissue, strengthening the disease resistance of crop.Meanwhile, the avidity that caproic acid Diethylaminoethanol ester strengthens chitosan is strong, all materials can be condensed together, can reduce S in soil
-2the formation of ion, toxic substance and gas in energy biological degradation soil, make soil not harden.Plant also can be made to adapt to plant low temperature, cold wave simultaneously; Make various nutrient superpower stable, discharge according to demand of plant growth by stages.
When the weight part sum of chitosan and diethylammonium salt base ethanol ester is 0.004-0.014 with the ratio of other parts by weight of raw materials sums above-mentioned, its better effects if, the lower participation of side effect stops S in soil
-2the increasing number of ion, biodegradability strengthens, and anti-adversity ability is stronger, and nutrient combines more stable, and fertilizer efficiency is more lasting, long-acting.
When chitosan and the weight ratio of diethylammonium salt base ethanol ester are 0.1-0.4, its better effects if, side effect is lower, participates in stoping S in soil
-2the quantity of ion greatly increase, biodegradability strengthens further, is subject to the quantity of the physical barriers that lignifying that germ contaminates some generation is around formed plant, almost equity is contaminated a little with germ, the complete dip-dye resisting germ, strengthen the resistance against diseases of plant, net effect is better.
Nitrate ion is active strong negatively charged ion, under the synergy of diethylammonium salt base ethanol ester and chitosan, enhance the exchange capacity of soil ion, improve Soil structure, add the permeability of soil, significantly improve soil water-reataining fertilizer-keeping ability, under low temperature and arid situation, fertilizer still can be absorbed by plants very soon, therefore has very strong resistance.
Wherein, under the prerequisite that ensure that soil permeability, in nitrogen between nitrate nitrogen content 7.0-8.0%, ensure that the speed of growing at crop initial stage and strong unification, in less than 7.0%, function can obviously reduce, and growth and development of plants speed and other fertilizer are without significant difference at the end, higher than 8.0%, plant-growth is rapid, and there will be overgrowing, cell tenderizes and easily causes disease, especially insect pest is easily corroded, thus plant pest is increased the weight of.
When ensureing soil permeability, in nitrogen between ammonium nitrogen content 9.0%-14.0%, for plant mid-term, late growing stage provides nitrogen guarantee, low 9.0 then the plant middle and later periods grows for want of nitrogen element and slowing down, having higher than 14.0% to cause the too high levels of ammonium nitrogen to cause root, stem and leaf to be injured, because of the NH produced in ammonium nitrogen
3, the root, stem and leaf of plant can be injured, make the normal growth of plant, be suppressed.
When ensureing soil permeability, P in phosphorus
2o
5between content 5%-15%, the Balance Absorption of effective regulating plant nutrient, promotes plant normal development, the composition of important compound in abundant guarantee plant materials, strengthen synthesis and the running of photosynthesis and carbohydrate, promote nitrogen metabolism and metabolism of fat, improve anti-adversity ability and the adaptability of plant.
When ensureing soil permeability, K in potassium
2between O content 10%-22%, ensure that plant is to the demand of potassium element, strengthen lodging tolerance and the immunizing power of crop, improve crop quality.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows: adopt formula of the present invention to form and proportion relation, owing to mutually acting synergistically between each nutrient substance, the nutrient in fertilizer is made to be absorbed by plant efficient and to utilize, and ensure that plant growth rate and strong unification, and make edatope not cause because of fertilising destroying, and do not cause the root, stem and leaf of plant to be injured.
Embodiment
The present invention is described in detail below.
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with embodiment, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Trace elements calcium in following examples, magnesium, silicon, iron, zinc, boron all adopts the calcium ammonium nitrate (calcic 10% mass percent) of Sichuan Golden Elephant company, chemical plant, the self-sufficient and strategically located region, Sichuan magnesium sulfate is (containing magnesium oxide 15%, amount to containing magnesium 9% mass percent), Zhong Keqirun bio-feritlizer factory of Shenzhen organosilicon (siliceous 55% mass percent), the chelated iron (iron-holder 10% mass percent) of Chengdu chelating Bioisystech Co., Ltd, the chelating boron (boron-containing quantity 8% mass percent) of Chengdu chelating Bioisystech Co., Ltd, the chelated zinc (zinc content 10% mass percent) of Chengdu chelating Bioisystech Co., Ltd.
Embodiment 1: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 40 parts, ammonium nitrate phosphorus, monoammonium phosphate 26 parts, potassium sulfate 27 parts, 5 parts, ammonium sulfate, calcium ammonium nitrate 10 parts, 22.2 parts, magnesium sulfate, organosilicon 14.6 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.2 part, diethylammonium salt base ethanol ester 0.5 part, raw material is produced through high tower prilling technique, to obtain final product.
Embodiment 2: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 37 parts, ammonium nitrate phosphorus, monoammonium phosphate 18 parts, potassium sulfate 19 parts, 13 parts, ammonium sulfate, calcium ammonium nitrate 20 parts, 22.2 parts, magnesium sulfate, organosilicon 9.1 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.1 part, diethylammonium salt base ethanol ester 1 part, raw material is produced through high tower prilling technique, to obtain final product.
Embodiment 3: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 47 parts, ammonium nitrate phosphorus, monoammonium phosphate 18 parts, potassium sulfate 15 parts, 15 parts, ammonium sulfate, calcium ammonium nitrate 20 parts, 22.2 parts, magnesium sulfate, organosilicon 14.6 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.2 part, diethylammonium salt base ethanol ester 0.5 part, raw material is produced through high tower prilling technique, to obtain final product.
Embodiment 4: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 45 parts, ammonium nitrate phosphorus, monoammonium phosphate 20 parts, potassium sulfate 25 parts, 10 parts, ammonium sulfate, calcium ammonium nitrate 10 parts, 11.1 parts, magnesium sulfate, organosilicon 10.9 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.2 part, diethylammonium salt base ethanol ester 1 part, raw material is produced through high tower prilling technique, to obtain final product.
Embodiment 5: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 38 parts, ammonium nitrate phosphorus, monoammonium phosphate 19 parts, potassium sulfate 22 parts, 8 parts, ammonium sulfate, calcium ammonium nitrate 2 parts, 22.2 parts, magnesium sulfate, organosilicon 9.1 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.1 part, diethylammonium salt base ethanol ester 0.5 part, principle is produced through high tower prilling technique, to obtain final product.
Embodiment 6: a kind of nitre sulfenyl functional fertilizer, by weight, its composition is 42 parts, ammonium nitrate phosphorus, monoammonium phosphate 26 parts, potassium sulfate 17 parts, 6 parts, ammonium sulfate, calcium ammonium nitrate 10 parts, 22.2 parts, magnesium sulfate, organosilicon 9.1 parts, chelated iron 20 parts, chelated zinc 10 parts, chelating boron 12.5 parts, chitosan 0.2 part, diethylammonium salt base ethanol ester 0.5 part, raw material is produced through high tower prilling technique, to obtain final product.
The experiment of nitre sulfenyl functional fertilizer of the present invention on corn.
One, experimental field basic condition
This test stops Ma Cun in Gao Shi town, Weiyuan, sichuan county, and soil is brown earth, and soil nutrient is as shown in table 1:
Table 1 soil nutrient basal component table (unit: milligram/litre)
Two, experiment material and method
3 experimental plots and 3 contrast fields are established in this test altogether, the area in experimental plot and contrast field is 10 mu, what use the nitre sulfenyl functional fertilizer of embodiment 1 is experimental plot 1, what use the nitre sulfenyl functional fertilizer of embodiment 2 is experimental plot 2, what use the nitre sulfenyl functional fertilizer of embodiment 3 is experimental plot 3, use bar field 20-5-22 nitre sulfenyl fertilizer for contrast field 1, use bright spring day 20-5-22 nitre sulfenyl fertilizer for contrast field 2, use new Chaoyang 20-5-22 nitre sulfenyl fertilizer for contrast field 3, successively referred to as (1#, 2#, 3#, 4#, 5#, 6#).Above 6 pieces of fields are every mu of applying fertilizer 50kg, single first-filial generation maize seed in for test kind being, except the fertilizer difference adopted, fertilization mode and the fertilizing management of employing are just the same, and its test-results is in table 2 to table 5, and in table, numerical value is mean value,
Table 2 plant-growth information slip (male flower takes out the florescence, applies fertilizer latter 16 days)
As can be seen from Table 2, the situation of growing using nitre sulfenyl functional fertilizer plant of the present invention is better than common nitre sulfenyl fertilizer greatly, its main root is long 6cm on average, secondary root all many 2.3, root hair all increases 50, the all high 3cm of plant height, the all long 0.3cm of bar girth, width of blade all increases 0.6, stem stalk color is normal, flower development is normal, and the obvious hypoevolutism of comparative example, and therefore chitosan of the present invention coordinates the content of nitric nitrogen and the amide nitrogen be suitable for ensure that plant growth rate and strong unification with diethylammonium salt base ethanol ester.
The drought-enduring information slip of table 3 (after fertilising, Continuous Drought does not water for 20 days)
Table 4 resists cold information slip (continuous 10 days, temperature less than 10 DEG C)
As can be seen from table 3 and table 4, after fertilising, Continuous Drought 20 days, does not water, the plant-growth of using nitre sulfenyl functional fertilizer of the present invention is normal, does not show lack of water phenomenon, and the plant of common nitre sulfenyl fertilizer is used in contrast, obviously occur lack of water, fertilizer deficiency phenomenon, blade turns over Huang and comes off.Use the plant of nitre sulfenyl functional fertilizer of the present invention winter, Ye Qing, full of leaves growth normally, and contrast the plant of using common nitre sulfenyl fertilizer, obviously occur growth arrest phenomenon.Its reason is that nitrate ion is active strong negatively charged ion, under the synergy of diethylammonium salt base ethanol ester and chitosan, enhance the exchange capacity of soil ion, improve Soil structure, add the permeability of soil, significantly improve soil water-reataining fertilizer-keeping ability, under low temperature and arid situation, fertilizer still can be absorbed by plants very soon, therefore has very strong resistance.
The weak information slip of the anti-company of table 5 (applying fertilizer latter 3 years)
As seen from Table 5, in the continuous plot sowed for 3 years simultaneously, use nitre sulfenyl functional fertilizer of the present invention, almost do not have nutritional deficiency to cause, fringe without reality, bald point, particle is not full, and Resistant such as to weaken at the bad phenomenon, and uses common nitre sulfenyl fertilizer, occur that growth is abnormal, physiological disorder is serious in life, and disease-resistant, worm, non-irrigated ability decline, fringe is without reality, bald point, particle is not full, production declining 30-40%.Its reason is the synergy of nitre sulfenyl functional fertilizer of the present invention diethylammonium salt base ethanol ester and chitosan and each component, serves and alleviates fertilizer efficiency to the injury of soil, maintain the ecotope of soil.
The experiment of nitre sulfenyl functional fertilizer of the present invention on asparagus lettuce
One, experimental field basic condition
Select herbary in war flag village, Pixian County, Chengdu, soil fertilizer medium, soil organic matter content is relatively low, and ventilated condition is good, adapts to vegetable growing plantation.
Two, experiment material and method
3 experimental plots and 3 contrast fields are established in this test altogether, and experimental plot and contrast field are a case with 1.2mX1.2m, and continuous 5 casees in every block field, with the isolation strip of 10cm between every case.What use the nitre sulfenyl functional fertilizer of embodiment 1 is experimental plot 1, what use the nitre sulfenyl functional fertilizer of embodiment 2 is experimental plot 2, what use the nitre sulfenyl functional fertilizer of embodiment 3 is experimental plot 3, use bar field 20-5-22 nitre sulfenyl fertilizer for contrast field 1, use bright spring day 20-5-22 nitre sulfenyl fertilizer for contrast field 2, use new Chaoyang 20-5-22 nitre sulfenyl fertilizer for contrast field 3, successively referred to as (1#, 2#, 3#, 4#, 5#, 6#).Above 6 pieces of fields are a kind of Fertilization Level and repeat for three times, and be asparagus lettuce for test kind, except the fertilizer difference adopted, fertilization mode and the fertilizing management of employing are just the same, and its test-results is in table 6, and in table, numerical value is mean value.
Three, test requirements document
1, fertilization time: (1) base fertilizer: (2) on September 23rd, 2012 topdress on October 26th, 2012
2, transplanting time on September 24th, 2012.
3, apply fertilizer consumption, and base fertilizer consumption every case process 0.3kg, topdress 0.08kg
4, fertilizing method: base fertilizer nest is executed, topdresses to water and executes.
5, transplant: select healthy seedling, fine day to transplant, water after cultivation.
Four, field management is tested
1, cultivate record: test site, each test site to specific area, transplanting time, quantity, each community fertilising dose and method.
2, growing process record
Transplanting time is transplanted afternoon October 24 in 2012
The period of seedling establishment time, 4#, 5#, 6# were 3 days and 1#, 2#, 3# are only 2 days
Ripe harvesting time, 4#, 5#, 6# were 91 days and 1#, 2#, 3# are only 86 days
3, measure of merit: as following table
Table 6
Unit: cm, kg
4, analysis and summary:
Use nitre sulfenyl functional fertilizer of the present invention as can be seen from Table 6 in plant height, diameter, growth-development law, output, resistant to diseases and insects is obviously better than other nitre sulfenyl functional fertilizer.
Nitre sulfenyl functional fertilizer of the present invention is not knowing the experiment on fire
One, experimental field basic condition
Select in He Jia town, Renshou County, Meishan City fruit Specialty Co-operative Organization, soil fertility medium, slightly acid, soil organic matter content is medium, and test field is high in the south and low in the north, and thing is parallel, and ventilated condition is good, adapts to citrus hydroponics plantation.
Two, experiment material and method
This test establishes 3 to test plot and 3 contrast plot altogether, experimental plot and contrast field 50 mu in flakes plantation Tanakas select soil fertility etc. identical, substantially uniform 2.5 mu of tree growing way, totally 378 strains, every 63 strains are 1 piece and test plot.What use the nitre sulfenyl functional fertilizer of embodiment 1 is test plot 1, what use the nitre sulfenyl functional fertilizer of embodiment 2 is test plot 2, what use the nitre sulfenyl functional fertilizer of embodiment 3 is test plot 3, use bar field 20-5-22 nitre sulfenyl fertilizer for contrast plot 1, use bright spring day 20-5-22 nitre sulfenyl fertilizer for contrast plot 2, use new Chaoyang 20-5-22 nitre sulfenyl fertilizer for contrast plot 3, successively referred to as (1#, 2#, 3#, 4#, 5#, 6#).Above 6 pieces of plot are not for test kind for knowing fire, and except the fertilizer difference adopted, fertilization mode and the fertilizing management of employing are just the same, and its test-results is in table 7, and in table, numerical value is mean value.
Three, requirement of experiment
1, test period
On November 23rd, (1) 2011, each plot strain bulk application 0.4 kilogram and organic commercial fertilizer 1.5 kilograms
Fertile 0.5 kilogram of bud is executed in each plot strain on March 8th, (2) 2012.
The strong fruit 1 kilogram of each plot strain bulk application on May 3rd, (3) 2012.
Fertile 1.2 kilograms of painted fruit retention is executed in each plot strain on August 1st, (4) 2012.
2, fertilizing method
With Shu Guan Shang water for boundary, earthing after ring-like trench digging 25cm × 20cm ditch spread is also suppressed.
3, insect pest preventing and controlling: each little process experimental plot, spraying time is identical, kind is consistent, concentration is identical, method manages equally on an equal basis.
4, test-results is as following table
Table 7
Unit: individual, kg, g
5, analysis and summary: by current test, can find out that adopting nitre sulfenyl functional fertilizer of the present invention to be used in does not know on fire;
1, tip tender leaf turns green quickening the spring, comparison than producer 1 day half way around is green ahead of time
2, percentage of fertile fruit improves 2.4%
3, fruit color improves 10%
4, twice physiological fruit drop, has subtracted 2.3% and 1.8% respectively
5, single fruit weight increases 14.5g/ per mu yield and increases by 5.5%
6 pols add 2 (using saccharous detector Site Detection)
According to each test treatment zone, a fruit tree young sprout germination turn green grass or young crops, setting of blooming, physiological fruit drop, single weight, cell production, per mu yield, resistant to diseases and insects etc. are contrasted, embody the superiority of nitre sulfenyl fertilizers of the present invention.
Claims (5)
1. a nitre sulfenyl functional fertilizer, is characterized in that: be made up of the raw material of following weight part: ammonium nitrate phosphorus 37-47 part, monoammonium phosphate 8-26 part, potassium sulfate 19-41 part, ammonium sulfate 5-15 part, micro-5-15 part, chitosan 0.1-0.2 part, diethylammonium salt base ethanol ester 0.5-1 part;
The weight part sum of described chitosan and diethylammonium salt base ethanol ester is 0.004-0.014 with the ratio of other parts by weight of raw materials sums aforementioned;
The weight ratio of chitosan and diethylammonium salt base ethanol ester is 0.1-0.4.
2. a kind of nitre sulfenyl functional fertilizer according to claim 1, is characterized in that: in nitrogen, the content of nitric nitrogen is 7%-8%.
3. a kind of nitre sulfenyl functional fertilizer according to claim 1, is characterized in that: in nitrogen, the content of ammonium nitrogen is 9%-14%.
4. a kind of nitre sulfenyl functional fertilizer according to claim 1, is characterized in that: water-soluble P in phosphorus
2o
5content be 5%-15%.
5. a kind of nitre sulfenyl functional fertilizer according to claim 1, is characterized in that: water-soluble K in potassium
2the content of O is 10%-22%.
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