CN108249994A - A great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency and preparation method thereof - Google Patents
A great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency and preparation method thereof Download PDFInfo
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- CN108249994A CN108249994A CN201810151758.3A CN201810151758A CN108249994A CN 108249994 A CN108249994 A CN 108249994A CN 201810151758 A CN201810151758 A CN 201810151758A CN 108249994 A CN108249994 A CN 108249994A
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05B—PHOSPHATIC FERTILISERS
- C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G3/00—Mixtures of one or more fertilisers with additives not having a specially fertilising activity
- C05G3/80—Soil conditioners
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- C—CHEMISTRY; METALLURGY
- C05—FERTILISERS; MANUFACTURE THEREOF
- C05G—MIXTURES OF FERTILISERS COVERED INDIVIDUALLY BY DIFFERENT SUBCLASSES OF CLASS C05; MIXTURES OF ONE OR MORE FERTILISERS WITH MATERIALS NOT HAVING A SPECIFIC FERTILISING ACTIVITY, e.g. PESTICIDES, SOIL-CONDITIONERS, WETTING AGENTS; FERTILISERS CHARACTERISED BY THEIR FORM
- C05G5/00—Fertilisers characterised by their form
- C05G5/20—Liquid fertilisers
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Abstract
The present invention gives a kind of a great number of elements liquid Water soluble fertilizers containing Zn-ef ficiency and preparation method thereof, are related to the water-soluble fertilizer technology field of a great number of elements liquid, it is characterised in that parts by weight of raw materials is as follows：500~515 parts of NPK elements total nutrient, 5~10 parts of micronutrient, 50~100 parts of humic acid potassium, 5~10 parts of chelating agent, 10~70 parts of crystallizing inhibitor, 1~5 part of synergist, 1~5 part of pH adjusting agent, 1~5 part of bacteriostatic agent, 10~50 parts of thickener, 510~550 parts of deionized water.The beneficial effects of the invention are as follows：The humic acid potassium that product of the present invention contains can not only stimulate the growth of crop root, improve yield and improving quality, and fully chelate with nutrient element, avoid crystalline polamer；Chelated microelements raising is micro in system stability, while supplements amino acid needed for crop；Ultrasonic vibration device accelerates humic acid dissolving, while promotes the nutrients chelatropic reaction such as humic acid and urea, increases chelating intensity, improves storage stability.
Description
Technical field
The present invention relates to a kind of a great number of elements liquid Water soluble fertilizer, more particularly to a kind of a great number of elements liquid water containing Zn-ef ficiency
Molten fertilizer.
The invention further relates to a kind of preparation methods of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency.
Background technology
Although at home in the ground zero stage, insider generally sees its prospect for the research and application of water-soluble fertilizer
It is good, there is more than 10,000 kinds in Ministry of Agriculture's registration product, water-soluble fertilizer product meets " low-carbon energy-saving, high-efficiency environment friendly " with application technique
It is required that therefore development prospect it is very wide, a piece of light of future.China is one of poor country of global freshwater resources, agricultural
Seasonality and industry be unevenly distributed, regional water shortage the problems such as protrude, water-soluble fertilizer facilitates as novel environment friendly Fertilizer application
It can spray, rush to apply and can and be sprayed to fill to be utilized in conjunction with and improve utilization rate of fertilizer, save that agricultural water, to reduce ecological environment dirty
Dye, improvement crop quality and reduction labour etc. have a clear superiority.With the intensive of Chinese agriculture, scale hair
Exhibition, the further scarcity of water resource and large-scale farm continue to bring out, and drip irrigation and spray irrigation water saving facility agricultural area expands rapidly,
It is in the field of business, had more and more government departments, experts and scholars, Technique Popularizing, agriculture practitioner recognize water-soluble fertilizer and
The importance of water-soluble fertilizer industry, water-soluble fertilizer, be meet more environmentally-friendly, more sustainable development fertilizer of new generation and
China's fertilizer industry and industry future give priority to subject and project.
Water-soluble fertilizer is as a kind of new-type fertilizer, compared with conventional fertilizers, is not only formulated various, method of administration is also very clever
It is living, it can be poured with soil, plant root comprehensive engagement is allowed heartily to absorb various nutrients to fertilizer；It can be with trickle irrigation and nothing
Soil cultivation saves irrigation water and improves labor productivity；Can also foliage-spray, inside plants are entered by blade face stomata,
Improve fertilizer absorption rate.Since the N P and K total nutrient content of a great number of elements Water soluble fertilizer country national standard is higher than 500g/
L, the micro- space for allowing addition is little, in addition, a few days ago by being found to domestic market and peasant household using the investigation of process
On, boracic zinc a great number of elements Water soluble fertilizer system is unstable, and bottle bottom has the insoluble precipitation of white, may block nozzle, and
It is easily crystallized in the case of low temperature, fertilizer efficiency is caused to reduce, while to big inconvenience is brought during peasant household's use, influence a large amount of members
Plain Water soluble fertilizer using and promoting.
Invention content
The technical problems to be solved by the invention are to provide a kind of stability height, a large amount of members containing Zn-ef ficiency for improving yield
Plain liquid Water soluble fertilizer.
The technical problems to be solved by the invention are also to provide a kind of system of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency
Preparation Method.
In order to solve the above technical problems, the present invention provides a kind of preparations of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency
Method includes the raw material of following parts by weight：
500~515 parts of NPK elements total nutrient, 5~10 parts of micronutrient, 50~100 parts of humic acid potassium, chelating agent 5
~10 parts, 10~70 parts of crystallizing inhibitor, 1~5 part of synergist, 1~5 part of pH adjusting agent, 1~5 part of bacteriostatic agent, thickener 10~50
Part, 510~550 parts of deionized water；
The NPK elements total nutrient is urea by nitrogen source, and nitrogen potassium resource is potassium nitrate, and phosphorus potassium resource is dipotassium hydrogen phosphate and phosphorus
The combination of acid dihydride potassium one or two provides, and nitrogen phosphorus source is provided for diammonium hydrogen phosphate and the combination of ammonium dihydrogen phosphate one or two,
Potassium resource is provided for potassium acetate and the combination of potassium sulfate one or two；
The micronutrient is total to by zinc-amino acid chelate, chelating amino acids manganese, instant boron and chelating amino acids molybdenum
With offer；
The preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency includes the following steps：
A) a great number of elements chelating liquid is prepared：
The 90% of deionized water total amount needed for taking, it is 35~40 DEG C that solution, which keeps temperature, adds in humic acid potassium, opens ultrasound
Rocking equipment carries out 15~25min of supersound process, 550~650W of ultrasonic power, makes humic acid potassium fully dispersed in aqueous solution；
Then 50% of required nitrogen source total amount in NPK element total nutrients is added in, after stirring 10~20min dissolvings completely, opens ultrasound shake
It swings device and carries out 20~30min of supersound process, 195~205W of ultrasonic power makes urea and humic acid potassium fully chelate；
50%, the 50% of phosphorus potassium resource total amount, the 50% of nitrogen phosphorus source total amount of nitrogen potassium resource total amount needed for addition and potassium resource total amount
50%, stirring 10~20min dissolving completely after, open ultrasonic vibration device carry out 20~30min of supersound process, ultrasonic power
195~205W；
Then remaining nitrogen source is added again, after stirring 10~20min dissolvings completely, is opened ultrasonic vibration device and is carried out at ultrasound
Manage 20~30min, 195~205W of ultrasonic power；
Residual nitrogen potassium resource, phosphorus potassium resource, nitrogen phosphorus source and potassium resource are added again, after stirring 10~20min dissolvings completely, open ultrasound
Rocking equipment carries out 20~30min of supersound process, 195~205W of ultrasonic power；
NPK element nutrients are completely dissolved and are fully chelated with humic acid potassium, and the completely rear addition chelating agent stirring 10 of dissolving~
20min, addition crystallizing inhibitor stir 20~30min, and it is 7.5~8.0 finally to add pH adjusting agent adjustment pH value of solution, obtains a large amount of members
Element chelating liquid；
B) trace element chelated liquid is prepared：
The 10% of deionized water total amount needed for taking, it is 25~35 DEG C that solution, which keeps temperature, sequentially adds required amino acid
Chelated zinc, chelating amino acids manganese, chelating amino acids molybdenum and instant boron after stirring 20~30min dissolvings completely, are eventually adding antibacterial
10~20min is stirred in agent, obtains trace element chelated liquid；
C) trace element chelated liquid b) prepared is added in a great number of elements chelating liquid of step a) preparations, and passes through and add
It is 7.5~8.0 to add pH adjusting agent control pH value of solution, then adds synergist and thickener successively, after stirring 30min, obtains
To a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency.
As the preferred of this method, nitrogen nutritional quality in NPK element total nutrients：P elements nutritional quality：Potassium element
Nutritional quality is 165~175:165~175:165~175.
It is obtained by validation trial, liquid-type a great number of elements Water soluble fertilizer total nutrient content is 500~515g/L, NPK
Nitrogen, phosphorus and potassium element nutrient content are that 165~175g/L systems are more stable in element total nutrient, are not easy low temperature crystallization, are more easy to
In storage and use.
As the preferred of this method, the humic acid content of humic acid potassium is 70~75%.
Humic acid potassium has polycyclic aromatic core and active function for the humic acid substances such as fine work humic acid potassium, humic acid potassium
Group has many excellent physiologic effects, 15~25min is handled through overpower 550~650W ultrasonic vibrations device in step a),
The possible forced rupture of long chain alkyl group, active function groups increase in humic acid potassium, and the chelating for improving humic acid potassium and a great number of elements is made
With intensity, system is made to store for a long time more stable, meanwhile, the increased active group of humic acid potassium improves excellent physiologic effect.
As the preferred of this method, chelating agent is combined for EDTA-2Na and potassium citrate one or two.
Chelating agent is avoided that because long-time stores the phenomenon that trace element is with chelating amino acids key fracture generation precipitation, chelating
Agent can chelate into stable compound again with the trace element of fracture chelate bonds, in addition, chelating agent is avoided that peasant household uses process
In, cause to generate calcium and magnesium calcium phosphate precipitation due to water hardness is big, improve utilization rate of fertilizer.
As the preferred of this method, Zn-ef ficiency nutritional quality in micronutrient：Boron element nutritional quality：Manganese element is supported
Sub-prime amount：Molybdenum element nutritional quality ratio is 2.5~4.5：1：1~3：0.5.
Chelating amino acids state zinc, manganese and molybdenum element are added in this method, necessary trace element is simultaneously in supplement formula
Free amino acid, more advantageous plant growth are supplemented, in addition, the trace element of Chelating state is more steady in this method solution system
It is fixed.
As the preferred of this method, bacteriostatic agent is 15% Sodium Propyl Hydroxybenzoate aqueous solution.
Bacteriostatic agent avoids amino acid in long-term storing process from being decomposed and weakened micro- strong with chelating amino acids by mushroom
Degree.
As the preferred of this method, synergist is combined for lauryl sodium sulfate and glycine betaine one or two；
Thickener is 2% hydroxyethyl cellulose solution.
As the preferred of this method, pH adjusting agent is citric acid or ammonium hydroxide.
Crystallizing inhibitor is ripe commercial product, has and nutrient crystallization in a great number of elements Water soluble fertilizer liquid is inhibited to be precipitated, be convenient for
Storage and peasant household use, and improve utilization rate of fertilizer.
The preparation method of this great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency has the beneficial effect that：
1. a) and b) prepare a great number of elements chelating liquid and trace element chelated in the preparation process of this method respectively step by step
Liquid is conducive to regulation system pH, avoids the micro Chelating state of amino acid destroyed when system pH is unstable；
2. use ultrasonic vibration device during preparing a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency using this method
Accelerate humic acid dissolving, while promote the progress of the nutrients chelatropic reaction such as humic acid and urea, shorten the chelatropic reaction time, accelerate
Reaction carries out, and increases chelating intensity, improves storage stability.
In order to solve the above technical problems, the present invention provides a kind of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency, use
The preparation method of the above-mentioned a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency obtains a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency.
Preferably, a great number of elements liquid Water soluble fertilizer total nutrient content containing Zn-ef ficiency is 500~515g/L, nitrogen is supported
It is 165~175g/L to divide content, and P elements nutrient content is 165~175g/L, and potassium element nutrient content is 165~175g/L；
System is more stable, is not easy low temperature crystallization, it is easier to storage and use.
This great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency has the following advantages：
1. the humic acid potassium that a great number of elements liquid Water soluble fertilizer of stability containing Zn-ef ficiency contains can not only stimulate crop root
Growth, improve yield and improving quality, and fully chelate with nutrient element, crystalline polamer is avoided, convenient for storing and using；
2. zinc, manganese and molybdenum element that a great number of elements liquid Water soluble fertilizer of stability containing Zn-ef ficiency uses derive from amino acid
Chelating state is not only avoided that trace element forms insoluble precipitation with phosphate radical, but also is conducive to crop and absorbs nutrient, supplements simultaneously
The nutrient of amino acid needed for soybean.
Specific embodiment
It is specifically described this great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency and preparation method thereof with reference to embodiments.
Embodiment one
The preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency, includes the following steps：
A) a great number of elements chelating liquid is prepared：
Remove ionized water 475g, it is 35 DEG C that solution, which keeps temperature, adds in humic acid potassium 60g, open ultrasonic vibration device into
Row is ultrasonically treated 15min, ultrasonic power 650W, makes humic acid potassium fully dispersed in aqueous solution；Then urea 160g is added in, is stirred
It after mixing 10min dissolvings completely, opens ultrasonic vibration device and carries out supersound process 20min, ultrasonic power 205W, plant urea and corruption
Sour potassium fully chelates；
Potassium nitrate 18g, dipotassium hydrogen phosphate 170g, potassium dihydrogen phosphate 19g and diammonium hydrogen phosphate 42g are added in, stirring 15min is molten
After solution is complete, opens ultrasonic vibration device and carry out supersound process 20min, ultrasonic power 195W；
Then remaining urea 160g is added again, after stirring 10min dissolvings completely, is opened ultrasonic vibration device and is carried out at ultrasound
Manage 20min, ultrasonic power 205W；
Remaining potassium nitrate 18g, dipotassium hydrogen phosphate 170g, potassium dihydrogen phosphate 19g and diammonium hydrogen phosphate 42g are added again, are stirred
After 10min dissolvings completely, open ultrasonic vibration device and carry out supersound process 20min, ultrasonic power 205W；
NPK element nutrients are completely dissolved and are fully chelated with humic acid potassium, addition EDTA-2Na 6g stirrings after dissolving completely
10min, addition crystallizing inhibitor 30g stirring 30min, it is 8.0 finally to add citric acid 1.8g adjustment pH value of solution, obtains a great number of elements chela
Close liquid；
B) trace element chelated liquid is prepared：
Ionized water 55g is removed, it is 25 DEG C that solution, which keeps temperature, sequentially adds required zinc-amino acid chelate 19g, amino acid
Chelated Manganese 10g, chelating amino acids molybdenum 3.5g and instant boron 4.8g after stirring 20min dissolvings completely, are eventually adding bacteriostatic agent 3g and stir
20min is mixed, obtains trace element chelated liquid；
C) stability a great number of elements liquid Water soluble fertilizer is prepared：
It will b) prepare trace element chelated liquid and be added to a great number of elements chelating liquid of step a) preparations, and pass through and add lemon
Sour 0.2g control pH value of solution is 8.0, then adds lauryl sodium sulfate 2g and thickener 20g successively, is stirred after 30min to obtain the final product
To a great number of elements of stability containing zinc Water soluble fertilizer I, wherein N：P2O5：K2O ratios are 170：170：170.
Embodiment two：
The preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency, includes the following steps：
A) a great number of elements chelating liquid is prepared：
Remove ionized water 478g, it is 40 DEG C that solution, which keeps temperature, adds in humic acid potassium 50g, open ultrasonic vibration device into
Row is ultrasonically treated 25min, ultrasonic power 550W, makes humic acid potassium fully dispersed in aqueous solution；Then urea 156g is added in, is stirred
After mixing 20min dissolvings completely, open ultrasonic vibration device and carry out supersound process 30min, ultrasonic power 195W；
Urea and humic acid potassium is made fully to chelate, adds in potassium nitrate 18g, dipotassium hydrogen phosphate 167g, potassium dihydrogen phosphate 9g, phosphorus
Sour hydrogen diammonium 50g and potassium sulfate 5g after stirring 20min dissolvings completely, opens ultrasonic vibration device and carries out supersound process 30min,
Ultrasonic power 195W；
Then remaining urea 156g is added again, after stirring 20min dissolvings completely, is opened ultrasonic vibration device and is carried out at ultrasound
Manage 30min, ultrasonic power 195W；
Remaining potassium nitrate 18g, dipotassium hydrogen phosphate 167g, potassium dihydrogen phosphate 9g, diammonium hydrogen phosphate 50g and potassium sulfate are added again
5g after stirring 20min dissolvings completely, opens ultrasonic vibration device and carries out supersound process 30min, ultrasonic power 195W；
NPK element nutrients are completely dissolved and are fully chelated with humic acid potassium, addition EDTA-2Na 5g stirrings after dissolving completely
20min, addition crystallizing inhibitor 10g stirring 20min, it is 8.0 finally to add citric acid 1.6g adjustment pH value of solution, obtains a great number of elements chela
Close liquid；
B) trace element chelated liquid is prepared：
Ionized water 54g is removed, it is 35 DEG C that solution, which keeps temperature, sequentially adds required zinc-amino acid chelate 19g, amino acid
Chelated Manganese 10g, chelating amino acids molybdenum 3.5g and instant boron 4.8g after stirring 30min dissolvings completely, are eventually adding bacteriostatic agent 3g and stir
10min is mixed, obtains trace element chelated liquid；
C) stability a great number of elements liquid Water soluble fertilizer is prepared：
It will b) prepare trace element chelated liquid and be added to a great number of elements chelating liquid of step a) preparations, and pass through and add lemon
Sour 0.2g control pH value of solution is 8.0, then adds lauryl sodium sulfate 2g and thickener 50g successively, is stirred after 30min to obtain the final product
To a great number of elements of stability containing zinc Water soluble fertilizer II, wherein N：P2O5：K2O ratios are 170：166：165.
Embodiment three：
The preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency, includes the following steps：
A) a great number of elements chelating liquid is prepared：
Remove ionized water 468g, it is 38 DEG C that solution, which keeps temperature, adds in humic acid potassium 80g, open ultrasonic vibration device into
Row is ultrasonically treated 20min, ultrasonic power 600W, makes humic acid potassium fully dispersed in aqueous solution；Then urea 163g is added in, is stirred
After mixing 15min dissolvings completely, open ultrasonic vibration device and carry out supersound process 25min, ultrasonic power 200W；
Urea and humic acid potassium is made fully to chelate, add in potassium nitrate 18g, dipotassium hydrogen phosphate 169g, diammonium hydrogen phosphate 30g,
Ammonium dihydrogen phosphate 25g and potassium acetate 13.5g after stirring 15min dissolvings completely, opens ultrasonic vibration device and is ultrasonically treated
25min, ultrasonic power 200W；
Then remaining urea 163g is added again, after stirring 15min dissolvings completely, is opened ultrasonic vibration device and is carried out at ultrasound
Manage 25min, ultrasonic power 200W；
Remaining potassium nitrate 18g, dipotassium hydrogen phosphate 169g, diammonium hydrogen phosphate 30g, ammonium dihydrogen phosphate 25g and acetic acid are added again
Potassium 13.5g after stirring 15min dissolvings completely, opens ultrasonic vibration device and carries out supersound process 25min, ultrasonic power 200W；
NPK element nutrients are completely dissolved and are fully chelated with humic acid potassium, addition EDTA-2Na 8g stirrings after dissolving completely
15min, addition crystallizing inhibitor 50g stirring 25min, it is 8.0 finally to add citric acid 1.7 and adjust pH value of solution, obtains a great number of elements chela
Close liquid；
B) trace element chelated liquid is prepared：
Ionized water 52g is removed, it is 30 DEG C that solution, which keeps temperature, sequentially adds required zinc-amino acid chelate 19g, amino acid
Chelated Manganese 10g, chelating amino acids molybdenum 3.5g and instant boron 4.8g after stirring 25min dissolvings completely, are eventually adding bacteriostatic agent 3g and stir
15min is mixed, obtains trace element chelated liquid；
C) stability a great number of elements liquid Water soluble fertilizer is prepared：
It will b) prepare trace element chelated liquid and be added to a great number of elements chelating liquid of step a) preparations, and pass through and add lemon
Sour 0.2g control pH value of solution is 8.0, then adds lauryl sodium sulfate 2g and thickener 30g successively, is stirred after 30min to obtain the final product
To a great number of elements of stability containing zinc Water soluble fertilizer III, wherein N-P2O5-K2O ratios are 175：167：166.
Zinc-amino acid chelate, chelating amino acids manganese and chelating amino acids molybdenum are purchased in Zhejiang Province in above three embodiments
Linhai City spring town chemical industry fertilizer plant, product level are agricultural fertilizer grade, wherein Zn content 13%, manganese content 10% and molybdenum content
15%；The buying of instant boron is in Zhengzhou rising sun aurification chemical product Co., Ltd, and product level is technical grade, Boron contents 20.95%；NPK
Element nutrient derives from common industrial raw material, and price economy reduces product cost；
Comparative example：Common microelement type liquid a great number of elements Water soluble fertilizer, N：P2O5：K2O ratios are 170：170：170, it is total to support
It is divided into 510g/L, Zn contents are 5g/L, B content 1g/L.
The storage effect and Field information effect of above example 1~3 and comparative example are as follows：
First, storage experiment
By a great number of elements of stability containing the zinc Water soluble fertilizer I~III and the common microelement type liquid of comparative example in above-described embodiment
Body a great number of elements Water soluble fertilizer carries out storage experiment, is stored 2 months under the conditions of -7,4,25 and 54 DEG C, and whether observation solution bottom
There are crystallization or Precipitation, investigate the stability of laboratory sample, storage result see the table below 1.
The different sample storage situations of table 1
Note："None" is represented by storage in 2 months without significantly crystallizing or precipitating generation；" having within 1 week " represents to store by 7 days
There are apparent crystallization or precipitation generation；" having " represents to be stored with apparent crystallization by 14 days for 2 weeks or precipitation generates；" 2 months a small amount of " table
Show and be stored with a small amount of crystallization or precipitation generation by 2 months.
As can be seen from Table 1, in the storing process of -7 DEG C to 54 DEG C of temperature, compared to the common trace element of comparative example
Type liquid a great number of elements Water soluble fertilizer, a great number of elements of stability containing the zinc Water soluble fertilizer I~III that the embodiment of the present invention is provided have length
The characteristics of time stable storage, uses convenient for peasant household.
2nd, field trial
Test site：Anhui Province Bengbu Wuhe County Tou Pu towns Shen Tai villages and Anhui Province Anqing Qianshan County Yu Jing town Yu Jing
Village, specific coordinate are respectively：116 ° 61 ' 66 of 117 ° 83 ' 54 of east longitude ", north latitude 33 ° 10 ' 73 " and east longitude ", north latitude 30 ° 71 ' 18 ".
Test period：Field trial was carried out in 2016 and in May, 2017~November.
For trying crop varieties：Crop for examination is rice, and kind is gold two excellent No. 3.
In experimental plot, test group randomly selects, and sets 3 test groups altogether, and each test group is in triplicate, each to test
Group area is 200m2, using a great number of elements Water soluble fertilizer in embodiment 1 as experiment 1, with the common microelement type a great number of elements of comparative example
Water soluble fertilizer is experiment 2, and wherein foliar fertilizer dosage is 50g Water soluble fertilizers, and 0.07 hectare can be sprayed by being watered 25-40kg, during Foliar Spraying
Between for rice plant of tillering stage, knot ear period and seed phase, using spray clear water as blank control, specific fertilization mode such as the following table 2.
The specific fertilization mode of 2 test group of table
By the field trial of 2 years, the influence of weather is excluded, field management is identical with Production of Large Fields, and rice is ripe
Afterwards, 30 plants are received at random per cell, is air-dried after room temperature storage 3 months.Paddy is ground into polished rice, 10g is taken to be milled into pulverizer
Powder carries out Contents of Amino Acids, in triplicate, and essential amino acid, total amino acid and its ratio is counted, seen below
Table 3.
3 different year different tests field amino acid content of table
Compared to comparative example it can be seen from upper table 3, using a great number of elements Water soluble fertilizer of embodiment 1, rice can not only be improved
Total amino acid content, and essential amino acids content can be improved；Compared to the comparative example fertilizer that experiment 2 uses, the examination in Shen Tai villages
It tests field essential amino acid and 0.72% and 0.74 has been respectively increased within 2 years, the experimental plot essential amino acid in Yu Jing villages is respectively increased for 2 years
0.74% and 0.91%, it is therefore seen that, the chelated microelements added in formula of the invention not only improve trace element
Stability in a great number of elements, and the amino acid of plant growth needs can be supplemented, while improve the amino acid of crop.
Above-described is only three kinds of embodiments of the present invention, it is noted that for those of ordinary skill in the art
For, without departing from the principle of the present invention, several variations and modifications can also be made, these also should be regarded as belonging to this hair
Bright protection domain.
Claims (10)
1. a kind of preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency includes the raw material of following parts by weight：
500~515 parts of NPK elements total nutrient, 5~10 parts of micronutrient, 50~100 parts of humic acid potassium, chelating agent 5~10
Part, 10~50 parts of thickener, is gone 10~70 parts of crystallizing inhibitor, 1~5 part of synergist, 1~5 part of pH adjusting agent, 1~5 part of bacteriostatic agent
510~550 parts of ionized water；
The NPK elements total nutrient is urea by nitrogen source, and nitrogen potassium resource is potassium nitrate, and phosphorus potassium resource is dipotassium hydrogen phosphate and di(2-ethylhexyl)phosphate
The combination of hydrogen potassium one or two provides, and nitrogen phosphorus source is provided for diammonium hydrogen phosphate and the combination of ammonium dihydrogen phosphate one or two, potassium resource
It is provided for potassium acetate and the combination of potassium sulfate one or two；
The micronutrient is carried jointly by zinc-amino acid chelate, chelating amino acids manganese, instant boron and chelating amino acids molybdenum
For；
The preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency includes the following steps：
A) a great number of elements chelating liquid is prepared：
The 90% of deionized water total amount needed for taking, it is 35~40 DEG C that solution, which keeps temperature, adds in humic acid potassium, opens ultrasonic vibration
Device carries out 15~25min of supersound process, 550~650W of ultrasonic power, makes humic acid potassium fully dispersed in aqueous solution；Then
50% of required nitrogen source total amount in NPK element total nutrients is added in, after stirring 10~20min dissolvings completely, opens ultrasonic vibration dress
It puts and carries out 20~30min of supersound process, 195~205W of ultrasonic power makes urea and humic acid potassium fully chelate；Nitrogen needed for addition
50%, the 50% of phosphorus potassium resource total amount, the 50% of nitrogen phosphorus source total amount of potassium resource total amount and the 50% of potassium resource total amount, stirring 10~
After 20min dissolvings completely, open ultrasonic vibration device and carry out 20~30min of supersound process, 195~205W of ultrasonic power；Then
Remaining nitrogen source is added again, after stirring 10~20min dissolvings completely, is opened ultrasonic vibration device and is carried out 20~30min of supersound process,
195~205W of ultrasonic power；Residual nitrogen potassium resource, phosphorus potassium resource, nitrogen phosphorus source and potassium resource are added again, and stirring 10~20min dissolvings are complete
Afterwards, it opens ultrasonic vibration device and carries out 20~30min of supersound process, 195~205W of ultrasonic power；NPK element nutrients are completely molten
Solution is simultaneously fully chelated with humic acid potassium, addition chelating agent 10~20min of stirring after dissolving completely, and addition crystallizing inhibitor stirring 20~
30min, it is 7.5~8.0 finally to add pH adjusting agent adjustment pH value of solution, obtains a great number of elements chelating liquid；
B) trace element chelated liquid is prepared：
The 10% of deionized water total amount needed for taking, it is 25~35 DEG C that solution, which keeps temperature, sequentially adds required chelating amino acids
Zinc, chelating amino acids manganese, chelating amino acids molybdenum and instant boron after stirring 20~30min dissolvings completely, are eventually adding bacteriostatic agent and stir
10~20min is mixed, obtains trace element chelated liquid；
C) trace element chelated liquid b) prepared is added in a great number of elements chelating liquid of step a) preparations, and passes through and add pH
Conditioning agent control pH value of solution is 7.5~8.0, then adds synergist and thickener successively, after stirring 30min, is contained
The a great number of elements liquid Water soluble fertilizer of Zn-ef ficiency.
2. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
Nitrogen nutritional quality in NPK element total nutrients：P elements nutritional quality：Potassium element nutritional quality is 165~175:165
~175:165~175.
3. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
The humic acid content of humic acid potassium is 70~75%.
4. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
Chelating agent is combined for EDTA-2Na and potassium citrate one or two.
5. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
Zn-ef ficiency nutritional quality in micronutrient：Boron element nutritional quality：Manganese element nutritional quality：Molybdenum element nutritional quality
Ratio is 2.5~4.5：1：1~3：0.5.
6. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
Bacteriostatic agent is 15% Sodium Propyl Hydroxybenzoate aqueous solution.
7. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
Synergist is combined for lauryl sodium sulfate and glycine betaine one or two；
Thickener is 2% hydroxyethyl cellulose solution.
8. the preparation method of a great number of elements liquid Water soluble fertilizer according to claim 1 containing Zn-ef ficiency, it is characterized in that：
PH adjusting agent is citric acid or ammonium hydroxide.
9. a kind of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency, it is characterized in that：Using according to any one of claim 1 to 8
Described in the preparation method of a great number of elements liquid Water soluble fertilizer containing Zn-ef ficiency to obtain a great number of elements liquid containing Zn-ef ficiency water-soluble
Fertilizer.
10. a great number of elements liquid Water soluble fertilizer according to claim 9 containing Zn-ef ficiency, it is characterized in that：
A great number of elements liquid Water soluble fertilizer total nutrient content containing Zn-ef ficiency is 500~515g/L, nitrogen nutrient content for 165~
175g/L, P elements nutrient content are 165~175g/L, and potassium element nutrient content is 165~175g/L.
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| CN111018594A (en) * | 2019-12-27 | 2020-04-17 | 安徽辉隆集团五禾生态肥业有限公司 | Preparation method of leguminous forage fertilizer in full-rainy period |
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