CN103467195A - Nano silicon-magnesium-potassium water flush fertilizer and preparation method thereof - Google Patents
Nano silicon-magnesium-potassium water flush fertilizer and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a nano silicon-magnesium-potassium water flush fertilizer. The prepared nano silicon-magnesium-potassium water flush fertilizer is prepared from the following materials in percentage by mass: 65%-70% of nano silicon-magnesium powder, 10%-15% of potassium sulfate, 5%-10% of potassium humate, 5%-10% of nano medical stone powder, 1%-2% of carboxymethyl modified starch, wherein the sum of the materials in percentage by weight is 100%. The preparation method comprises the following steps of: preparing magnesium ore slag and medical stone into nanoscale particle fine powder; adding the potassium sulfate, the potassium humate and the carboxymethyl modified starch according to the proportion of the formula, sufficiently and uniformly stirring with water to form paste; and checking, filling, metering, sealing and labeling to obtain the nano silicon-magnesium-potassium water flush fertilizer. The nano silicon-magnesium-potassium water flush fertilizer is low in production cost, good in stability and suitable for industrial production. A field system test indicates that the nano silicon-magnesium-potassium water flush fertilizer has complete functions, gathering nutrients, and a long fertilizer efficiency period, and enables crops including wheat, corns, rice, melons, fruits, vegetables, apples, oranges, grapes, cottons and the like to increase yield.
Description
Technical field
The invention belongs to the agricultural fertilizer research field, relate to a kind of nano-mineral fertilizer, particularly a kind of nano silica-magnesia potassium punching fertilising and preparation method thereof, nano silica-magnesia potassium prepared by the present invention punching fertilising main component is selected waste magnesium slag after commercial magnesium production, wherein contain high-efficiency plant nutrition nutrient, can improve soil, increase plant nutrition, disease resistance, improve output, improve quality of agricultural product, effect.
Background technology
Along with metallic substance consumption is sharply risen, the dilution increasingly of the resource of earth watchcase, a lot of conventional metals mineral products are tending towards exhausted, and accelerate development magnesium metallic substance is one of important measures of social sustainable development.Because MAGNESIUM METAL density is little, can form high-strength alloy with the metal such as aluminum bronze zinc; Magnesium alloy density is light, heat-conductivity conducting is good, have good damping shock absorption and electro-magnetic screen function, and is easy to machine-shaping and waste recovery.Magnesium and magnesium alloys is just becoming the preferred material of the industries such as Hyundai Motor, electronics, communication, is described as " green engineering material of 21 century ".Increase year after year along with world's MAGNESIUM METAL consumers demand, under some countries and regions are even laid in MAGNESIUM METAL situation as strategic materials, because environment and Cost Problems cause external a large amount of former magnesium manufacturing enterprise to close, this has produced very large variation to global magnesium production pattern.According to magnesium industry branch of China YouSe metal association, add up; ended for the end of the year 2007; 77.43 ten thousand tons of the former magnesium output in the world; the output of China is 65.93 ten thousand tons; the impact that impacted by international financial crisis; be Chinese magnesium industrial economy operation conditions the most difficult 1 year, its former magnesium output is 50.18 ten thousand tons.Yet the MAGNESIUM METAL industry, in China's high speed development, has also been brought a series of environmental problem.The industrial residue of discharging when China's production MAGNESIUM METAL, much magnesium factory loses as refuse, especially the less manufacturing enterprise of some scales.Along with a large amount of discharges of magnesium slag are piled up, not only taken a large amount of land resources, and the magnesium slag along with importing rivers and lakes, the shower of rainwater caused great impact to farm crop and surrounding environment, seriously injure the growth of the mankind's healthy and farm crop.1 ton of MAGNESIUM METAL of every production is approximately discharged the magnesium slag of 8～10 tons of left and right, and 50.18 ten thousand tons of the former magnesium output of China in 2009 of take are example, produce altogether 5,000,000 tons of left and right of commercial magnesium slag, are equivalent to the output of the 1 year cement in two 8000 tons of cement mill of daily output.The characteristics such as China's magnesium industry ubiquity industrial scale is little, high pollution, high energy consumption, technical equipment low and capacity for technological innovation is low, how to take full advantage of the magnesium slag become the magnesium industry development of restriction China a large theme.Due to the energy, resource, environment protection three aspects: in the urgent need to, the research of industrial residue recycling becomes one of strategic objective of Sustainable development, is also one of study hotspot of expert scholar.The research at present the magnesium slag recycled mainly concentrates on and utilizes magnesium slag burden calcining cement clinker and use as active addition of cement.But the magnesium slag is a kind of industrial residue with lateral reactivity, mixes calcination of cement clinker in raw material and can not utilize efficiently, the energy dissipation of the real genus of secondary clacining; The magnesium slag is used as blended material and is used and can not resemble mass-producing slag, industrialization utilization, and all can't compare with slag on amount and matter.Therefore, to how rationally utilizing the advantage of magnesium slag, it is turned waste into wealth, many people have carried out than systematic research, have proposed multipath, zero release and the workable scheme of utilizing, for the recycling of magnesium slag provides technical guarantee.
Liquid fertilizer is again in the punching fertilising, and it is a kind of mode of topdressing.Reality is exactly soluble in water the quick-acting chemical fertilizer of solid and applies fertilizer in the mode of water band fertilizer.Punching fertilising use water-soluble chemical fertilizer usually, is mainly nitrogenous fertilizer and potash fertilizer, and the two water-soluble strong, by the rich water combination, allows in the nitrogen potassium nutrition infiltration soil of solubility, then be the crop root absorption.The punching fertilising is fertigation, and irrigation method can be divided well irrigation and border irrigation, also comprises drip irrigation and sprinkling irrigation.
The development of nano material and itself unique many excellent properties provide possibility for manufacturing efficient nano fertilizer.Nano material has surface effects and small-size effect, strengthened the absorption property of fertilizer, can reduce loss and the leaching loss of fertilizer in soil, on the other hand, in the process of growth of plant, fertile, hydrotaxis that root system has, nano fertilizer can fully adsorb and is combined in the root system surface, promote the absorption of root-hair zone to nutrient, opened up the large acceleration plant leaf surface of area nutrition absorption.
The data-searching of carrying out according to the applicant, adopt industrial production magnesium oxide waste magnesium slag also rare as punching fertilising main raw material at present.
Summary of the invention
The object of the invention is to, a kind of nano silica-magnesia potassium punching fertilising and preparation method thereof is provided, the present invention utilizes industrial production magnesium oxide waste magnesium slag as main raw material, adopt solid phase method that the magnesium slag is processed into to the nano material raw material, the raw material that adds plants to need, gather and process into active high, the long silicon magnesium potassium punching of multi-functional, nontoxic, nuisanceless nanometer fertilizer efficiency period sprays fertilizer, wherein, silicone content >=30%, Mg content >=5%, potassium content >=8%,, pH, between 6-8, belongs to green organic manure.
In order to realize above-mentioned task, the present invention takes following technical solution:
A kind of nano silica-magnesia potassium punching fertilising, it is characterized in that, this nano silica-magnesia potassium punching fertilising made is made by mass percentage by following raw material: nano silica-magnesia powder: 65%～70%, vitriolate of tartar: 10%～15%, potassium humate: 5%～10%, the nano medical stone powder: 5%～10%, carboxymethyl modified starch: 1%～2%, the weight percent sum of raw material is 100%.
Above-mentioned vitriolate of tartar can substitute with Repone K.
The preparation method of above-mentioned nano silica-magnesia potassium punching fertilising, is characterized in that, at first the magnesium slag of formula ratio and medical stone is placed in and puddles still, through the ball mill batch mixing, grinds altogether, and temperature keeps 30 ℃～40 ℃, obtains 50～80 nano-scale particle fine powders; Then add vitriolate of tartar, potassium humate and carboxymethyl modified starch by formula rate, with the abundant agitating of water, evenly become pasty state, by being up to the standards, filling, metering, sealing and labelling, obtain nano silica-magnesia potassium punching fertilising.
The present invention utilizes the silicon magnesium waste slag after industrial production, become the nanometer powdery by ball milling, the available potassium fertilizer that adds plants to need, by strict production technique program, strengthened the fertilizer product biological activity, can directly be absorbed by plant, can also the degrade Chemical Composition such as fertilizer and pesticide and dissolve the nutritions such as phosphorus potassium trace element that are cured in soil, increase Content of available nutrient in soils, improve crumb structure and the microbial ecological fauna of soil, strengthen permeability fertilizer conservation water retention capacity, impel plant-growth, decompose remains of pesticide, harmful heavy metal material in energy passivation soil and the disease source of plant, can improve output and improve quality of agricultural product.
The nano silica-magnesia potassium punching that adopts the present invention to prepare is applied fertilizer, and can reduce the usage quantity of agricultural chemicals, and the preparation method is simple, production cost is low, good stability, is applicable to suitability for industrialized production.Can improve agricultural output, improve quality of agricultural product, eliminate fertilizer and pesticide soil is formed and hardens and pollute, cause plant-growth enabling environment finally to reach improvement soil culture fertility, realize the agricultural year high-quality.Through the field systematic testing, show, this fertilizer nano silica-magnesia potassium punching fertilising can be complete, and nutrient is concentrated, and fertilizer efficiency period is long, can make wheat increase yield 15%, corn yield increasing 25%, increasing production of rice 20%, gourd, fruit and vegetable volume increase 30%, the volume increase such as apple, mandarin orange straw, grape, grape 25%, cotton increasing production of rice 20% left and right.
Embodiment
Below in conjunction with embodiment and concrete experiment, the present invention is described in further detail.
Embodiment 1:
The present embodiment provides a kind of nano silica-magnesia potassium punching fertilising, take the nano silica-magnesia mineral material as main component, be equipped with vitriolate of tartar, potassium humate, nano medical stone powder and appropriate carboxymethyl modified starch, and add water and make, it produces 1 ton of fertilizer formula: nano silica-magnesia powder: 700kg, vitriolate of tartar: 100kg, potassium humate: 100kg, nano medical stone powder: 85kg, carboxymethyl modified starch: 15kg.
The preparation method is, the magnesium slag of formula ratio and medical stone are placed in and puddle still, through the ball mill batch mixing, grinds altogether, and temperature keeps 30 ℃～40 ℃, obtains 50～80 nano-scale particle fine powders; Then add vitriolate of tartar, potassium humate and carboxymethyl modified starch by formula rate, with the abundant agitating of water, evenly become pasty state (water content is 65% left and right approximately), by check, filling, metering, sealing and labelling, obtain nano silica-magnesia potassium punching fertilising.
Embodiment 2:
The present embodiment and embodiment 1 difference are the adjustment to some extent of formula, and the preparation method is with embodiment 1, and 1 ton of fertilizer formula of its production is: nano silica-magnesia powder: 650kg, Repone K: 150kg, potassium humate: 100kg, nano medical stone powder: 90kg, carboxymethyl modified starch: 10kg.
Embodiment 3:
The present embodiment and embodiment 1 difference are the adjustment to some extent of formula, and the preparation method is with embodiment 1, and 1 ton of fertilizer formula of its production is: nano silica-magnesia powder: 700kg, vitriolate of tartar: 150kg, potassium humate: 50kg, nano medical stone powder: 80kg, carboxymethyl modified starch: 20kg.
Embodiment 4:
The present embodiment and embodiment 1 difference are the adjustment to some extent of formula, and the preparation method is with embodiment 1, and 1 ton of fertilizer formula of its production is: nano silica-magnesia powder: 680kg, vitriolate of tartar: 150kg, potassium humate: 70kg, nano medical stone powder: 80kg, carboxymethyl modified starch: 20kg.
Above-described embodiment can also exemplify in limit, and as space is limited, the contriver will not enumerate, as long as in formula range of the present invention, all can prepare qualified nano silica-magnesia potassium punching fertilising.
Nano silica-magnesia potassium punching fertilising prepared by above-described embodiment, the key technical indexes is: effective silicon >=30%, effectively magnesium >=5% effective potassium >=8%.
Below that the applicant provides experiment.
One, the trial report of nano silica-magnesia potassium punching fertilising on capsicum
In order to observe the nano silica-magnesia potassium punching fertilising (the key technical indexes: effective silicon >=30% of the checking Shaanxi energy-conservation Science and Technology Ltd. of Datang development and production, effective magnesium >=5%, effective potassium >=8%) effect of increasing production on capsicum, the experimental technique rules that the applicant requires according to clay fertilizer station, Shaanxi Province, carried out field test on capsicum in 2013, test-results is as follows:
1, test objective
To observe effect and the effect of increasing production that nano silica-magnesia potassium punching fertilising and local water-soluble fertilizer of the same type commonly used grow chili growth and compare in order to explore, for land for growing field crops, apply scientific basis is provided.
2, test period and place
Test and be arranged in booth vegetable base, Wang He village, Baishui County Lei Cun township, Shaanxi Province in January, 2013～May and implemented.
3, overview experimental field
Height above sea level 780m experimental field, physical features is smooth, soil type: loessal soil, quality: loam class; 2 grades of the ranks such as soil fertility, 4 mu of areas, the experimental plot level of management are higher.Test gathers 0-30cm soil sample before processing, and chemical examination records the soil Basic Nutrient Status as following table:
As shown in the table for the basic nutrient situation of examination field soil:
4, test design and processing
4.1 test design: test adopts random alignment, establishes three processing, repeats 66.7 square metres of community areas for three times.
4.2 test is processed:
1. spray 800 times (being that per kilogram fertilizer is converted 800 times of water) of nano silica-magnesia potassium punching fertilising;
2. spray 800 times of water-soluble fertilizers of the same type (being that per kilogram fertilizer is converted 800 times of water);
3. contrast (CK) sprays the equivalent clear water.
5, test is implemented and field management
5.1 test is implemented: capsicum variety: line green pepper 981, test respectively sprayed once respectively at young fruit period, fruit expanding period, the painted phase of chili growth.
5.2 field management: test chili growth phase spray medicine prevention and elimination of disease and pests 4 times, intertill 4 times, pour water 2 times.
6, annual climatic characteristic and chili growth are grown
6.1 precipitation: duration of test, at capsicum co-falling breeding time water 456.3mm, the many 65.7mm of the 390.6mm same period more over the years, early stage, rainfall amount was few, and the later stage rainfall is measured on the high side.
6.2 illumination: duration of test, capsicum lighting delay number breeding time 916.8 hours, reduced 58.4 hours 975.2 hours same periods more over the years.
In a word, capsicum rainfall breeding time is on the high side, and temperature is moderate, and illumination is suitable, and the performance with the demonstration test effect is educated in the hair tonic that weather is conducive to capsicum.
7, test result analysis
7.1 the impact on output
From table 1: the contrast per mu yield is 2009.6 jin, spray nano silica-magnesia potassium punching fertilising of the present invention, per mu yield is 2312.3 kilograms, the contrast volume increase 15.1%, sprays water-soluble fertilizer of the same type, and per mu yield is 2183.3 kilograms, the contrast volume increase 8.6%, from variance analysis, different treatment all has effect of increasing production, especially with nano silica-magnesia potassium punching fertilising effect of increasing production the best.
7.2 the impact on the capsicum biological character
From table 3,4: capsicum sprays nano silica-magnesia potassium punching fertilising, the plant strain growth stalwartness, plant height 89cm, contrast increases 13cm, the plant type compactness, 48 of per plant, contrast increases by 6, the long 1.54cm of green pepper, contrast increases 1.8cm, the thick 1.25cm of green pepper, and contrast increases thick 0.07cm, and the angle fruit is neat, levels is poor little, and pulp is thick, and pungent is moderate, the fruit color depth is green, fruit surface smooth, and pulp is tender and crisp, pungent is moderate, and disease-resistant, strong stress resistance is best in quality.
8, conclusions and recommendations
8.1 conclusion: after capsicum sprays nano silica-magnesia potassium punching fertilising, the plant strain growth stalwartness, blade is dark green, and photosynthetic capacity strengthens, and resistance strengthens, and fruit surface smooth, and look bright-coloured, can improve the capsicum visual appearance and improve interior quality, obvious effect of increasing production.
8.2 suggestion: this product proves through the test effect on capsicum, obvious effect of increasing production, but large scale application.
Each processes the minimum significantly extreme difference table of yield result table, analysis of variance table, multiple range test, respectively process volume variance table and chili growth changes questionnaire and sees following subordinate list 1～5.
Table 1: each processes the yield result table
Table 2: analysis of variance table
| Source of variation | Sum of squares | Degree of freedom | Square root of the variance | F | 5% | 1% |
| Between processing | 138408.22 | 2 | 69204.11 | 1108.25** | 6.94 | 18.00 |
| Between repetition | 524.22 | 2 | 262.11 | 4.19 | ? | ? |
| Error | 249.77 | 4 | 62.44 | ? | ? | ? |
| Total variation | 139182.22 | 8 | ? | ? | ? | ? |
Table 3: the minimum significantly extreme difference table of multiple range test
| P | 2 | 3 |
| SSR 0.05 | 3.93 | 4.01 |
| LSR 0.05 | 17.92 | 18.28 |
| SSR 0.01 | 6.51 | 6.80 |
| LSR 0.01 | 29.68 | 31.00 |
Table 4: volume variance table
Table 5: pepper plant growth change questionnaire
Two, the trial report of nano silica-magnesia potassium punching fertilising on cucumber
In order to observe the nano silica-magnesia potassium punching fertilising (the key technical indexes: effective silicon >=30% of the checking Shaanxi energy-conservation Science and Technology Ltd. of Datang development and production, effective magnesium >=5%, effective potassium >=8%) effect of increasing production on cucumber, the experimental technique rules that require according to clay fertilizer station, Shaanxi Province, carried out field test in 2013 on cucumber, now test-results be reported as follows:
1, test objective
To observe nano silica-magnesia potassium punching fertilising and compare with effect and the effect of increasing production of local foliage fertilizer of the same type commonly used to Plant Growth of Cucumber in order to explore, for land for growing field crops, apply scientific basis is provided.
2, test period and place
Tested in January, 2013 to May and implemented in booth vegetable base, Wu Jiahe village, Baishui County Lei Cun township, Shaanxi Province.
3, overview experimental field
Height above sea level 642m experimental field, physical features is smooth, soil type: loessal soil, quality: loam class; The soil fertility grade is 2 grades, area: 4 mu, cucumber variety: middle peasant No. 8, the field of vegetables level of management are higher.Test gathers 0-30cm soil sample before processing, and it is as shown in the table that chemical examination records the soil Basic Nutrient Status:
4, test design and processing
4.1 test design
Three processing are established in test, adopt random district group to arrange, and repeat community area 66.7m for three times
2.
4.2 test is processed
1. spray 800 times (being that per kilogram fertilizer is converted 800 times of water) of nano silica-magnesia potassium punching fertilising;
2. spray 800 times, fertilizer of the same type (being that per kilogram fertilizer is converted 800 times of water).
3. contrast (CK) sprays the equivalent clear water.
5. test is implemented and field management
5.1 test is implemented: test products respectively sprays once at seedling stage, seat melon phase, the young melon elongation expanding stage of Plant Growth of Cucumber.
5.2 field management: test cucumber growth phase spray medicine prevention and elimination of disease and pests 6 times, intertill 3 times, pour water 2 times.
6, annual climatic characteristic and Plant Growth of Cucumber
6.1 precipitation: duration of test, at cucumber co-falling breeding time water 456.3mm, same period more over the years 390.6mm, many 65.7mm, early stage, rainfall amount was few, the later stage rainfall amount is on the high side.
6.2 illumination: duration of test, cucumber lighting delay number breeding time 916.8 hours, reduced 58.4 hours 975.2 hours same periods more over the years.In a word, this year, cucumber rainfall breeding time was on the high side, and temperature is moderate, and illumination is suitable, and the performance with the test products effect is educated in the hair tonic that weather is conducive to cucumber.
7, test-results and analysis
Test-results sees the following form shown in 1～table 6.
Table 1: each processes the yield result table
Table 2: analysis of variance table:
| Source of variation | Sum of squares | Degree of freedom | Square root of the variance | F | 5% | 1% |
| Between processing | 600593.55 | 2 | 300296.77 | 44306.08** | 6.94 | 18.00 |
| Between repetition | 10.88 | 2 | 5.44 | 0.80 | ? | ? |
| Error | 27.11 | 4 | 6.77 | ? | ? | ? |
| Total variation | 600631.55 | 8 | ? | ? | ? | ? |
Table 3: the minimum significantly extreme difference table of multiple range test:
| P | 2 | 3 |
| SSR 0.05 | 3.93 | 4.01 |
| LSR 0.05 | 5.89 | 6.01 |
| SSR 0.01 | 6.51 | 6.80 |
| LSR 0.01 | 9.76 | 10.20 |
Table 4: each processes the volume variance table
Table 5: the single melon weight of cucumber questionnaire
Table 6: cucumber growth changes questionnaire
7.1 the impact on output
From table 1, the contrast per mu yield is 4120.6 kilograms, and spraying nano silica-magnesia potassium punching fertilising per mu yield is 4742.6 kilograms, and the contrast volume increase 15.1%; Spraying foliage fertilizer per mu yield of the same type is 4685.6 kilograms, and the contrast volume increase 9.9%, and from variance analysis, cucumber sprays two kinds of foliage fertilizers all effect of increasing production, especially to spray nano silica-magnesia potassium punching fertilising effect of increasing production the best.
7.2 the impact on the cucumber biological character
From table 4,5, cucumber sprays the climing length of the rear master of nano silica-magnesia potassium punching fertilising and contrasts increase 24cm, and the number of blade contrasts increases by 7, and lateral bine contrasts many 4, and single melon length contrasts the mono-melon weight of increase 17cm and contrasts increase by 38.6 grams.
8, conclusions and recommendations
8.1 conclusion: after cucumber sprays nano silica-magnesia potassium punching fertilising, the plant strain growth stalwartness, blade is dark green, and blade increases, and resistance strengthens, and sugar-preserved gourd is straight, and the melon color depth is green, is rich in gloss, and meat is thick, and matter is crisp, quality better.
8.2 suggestion: this product proves through the test effect on cucumber, obvious effect of increasing production, but large scale application.
Claims (3)
1. a nano silica-magnesia potassium punching fertilising, it is characterized in that, this nano silica-magnesia potassium punching fertilising made is made by mass percentage by following raw material: nano silica-magnesia powder: 65%～70%, vitriolate of tartar: 10%～15%, potassium humate: 5%～10%, the nano medical stone powder: 5%～10%, carboxymethyl modified starch: 1%～2%, the weight percent sum of raw material is 100%.
2. nano silica-magnesia potassium punching fertilising as claimed in claim 1, is characterized in that, described vitriolate of tartar can substitute with Repone K.
3. the preparation method of nano silica-magnesia potassium claimed in claim 1 punching fertilising, is characterized in that, at first the magnesium slag of formula ratio and medical stone is placed in and puddles still, through the ball mill batch mixing, grinds altogether, and temperature keeps 30 ℃～40 ℃, obtains 50～80 nano-scale particle fine powders; Then add vitriolate of tartar, potassium humate and carboxymethyl modified starch by formula rate, with the abundant agitating of water, evenly become pasty state, by being up to the standards, filling, metering, sealing and labelling, obtain nano silica-magnesia potassium punching fertilising.
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| CN103787778A (en) * | 2014-02-21 | 2014-05-14 | 成都新柯力化工科技有限公司 | Preparation method of water-soluble fertilizer |
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| CN103931454B (en) * | 2014-03-22 | 2016-08-17 | 陈学好 | A kind of implantation methods of honey peach |
| CN103936504A (en) * | 2014-04-10 | 2014-07-23 | 中国水稻研究所 | Preparation method of micro-nano mineral selenium fertilizer |
| CN103936504B (en) * | 2014-04-10 | 2015-12-30 | 中国水稻研究所 | A kind of preparation method of micro-nano mineral selenium fertilizer |
| CN105481524A (en) * | 2014-09-18 | 2016-04-13 | 深圳市芭田生态工程股份有限公司 | Slow-release fertilizer and preparation method thereof |
| CN105503372A (en) * | 2014-09-26 | 2016-04-20 | 深圳市芭田生态工程股份有限公司 | Efficiency-improved fertilizer |
| CN105367228A (en) * | 2015-11-13 | 2016-03-02 | 深圳市铁汉生态环境股份有限公司 | Paddy rice special fertilizer and preparation method thereof |
| CN105367228B (en) * | 2015-11-13 | 2018-08-31 | 深圳市铁汉生态环境股份有限公司 | A kind of paddy rice-dedicated fertilizer and preparation method thereof |
| WO2017088808A1 (en) * | 2015-11-26 | 2017-06-01 | 北京清迈华清控股(集团)有限公司 | Method of producing dedicated fertilizer for sand control using high ferrosilicon tailings |
| CN105384539A (en) * | 2015-12-22 | 2016-03-09 | 常熟市辛庄镇双浜农地股份合作社 | Composite efficient vegetable foliar fertilizer preparation method |
| CN105384540A (en) * | 2015-12-22 | 2016-03-09 | 常熟市辛庄镇双浜农地股份合作社 | Composite efficient vegetable foliar fertilizer |
| CN105969392A (en) * | 2016-05-13 | 2016-09-28 | 宁夏大荣化工冶金有限公司 | Acidic soil conditioner and method for promoting yield increment and quality improvement by applying same on rice |
| CN112661562A (en) * | 2020-12-25 | 2021-04-16 | 齐齐哈尔今鼎丰麦饭石肥业有限公司 | Water soluble foliage water flush fertilizer and its production method |
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