CN116178087A - Water-soluble fertilizer containing humic acid and preparation method and application thereof - Google Patents

Water-soluble fertilizer containing humic acid and preparation method and application thereof Download PDF

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Publication number
CN116178087A
CN116178087A CN202310205596.8A CN202310205596A CN116178087A CN 116178087 A CN116178087 A CN 116178087A CN 202310205596 A CN202310205596 A CN 202310205596A CN 116178087 A CN116178087 A CN 116178087A
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water
soluble
fertilizer
parts
potassium
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CN202310205596.8A
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Chinese (zh)
Inventor
苑莹
褚建坤
杨宇
刘赛
郭一柱
郭兴龙
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Hebei Mengbang Biotechnology Co ltd
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Hebei Mengbang Biotechnology Co ltd
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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
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01C—PLANTING; SOWING; FERTILISING
    • A01C21/00—Methods of fertilising, sowing or planting
    • A01C21/005—Following a specific plan, e.g. pattern
    • A—HUMAN NECESSITIES
    • A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
    • A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
    • A01G22/00—Cultivation of specific crops or plants not otherwise provided for
    • A01G22/05—Fruit crops, e.g. strawberries, tomatoes or cucumbers
    • C—CHEMISTRY; METALLURGY
    • C05—FERTILISERS; MANUFACTURE THEREOF
    • C05B—PHOSPHATIC FERTILISERS
    • C05B7/00—Fertilisers based essentially on alkali or ammonium orthophosphates
    • 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
    • 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
    • C05G5/23—Solutions
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
    • Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
    • Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures

Abstract

The invention provides a humic acid-containing water-soluble fertilizer, a preparation method and application thereof, wherein the water-soluble fertilizer comprises the following components in parts by mass: 10-15 parts of water-soluble nitrogen fertilizer, 10-15 parts of water-soluble phosphate fertilizer, 8-10 parts of water-soluble potassium fertilizer, 3-8 parts of water-soluble medium elements, 25-30 parts of water-soluble humic acid, 8-15 parts of water-soluble extracting solution and 280-350 parts of water; the water-soluble extract is water extract of seaweed powder and/or silkworm chrysalis powder. The water-soluble compound fertilizer is prepared by compounding the water-soluble humic acid, the water-soluble extracting solution and the inorganic fertilizer, so that the nutrients of the prepared water-soluble compound fertilizer are comprehensive and balanced, and the growth requirement of crops can be met.

Description

Water-soluble fertilizer containing humic acid and preparation method and application thereof
Technical Field
The invention belongs to the technical field of fertilizers, and particularly relates to a water-soluble fertilizer containing humic acid, and a preparation method and application thereof.
Background
In agricultural production, the chemical fertilizer usage amount in China is the highest in the world, and the chemical fertilizer usage takes a vital role in agricultural production. The water-soluble fertilizer is a multi-element compound fertilizer which can be completely dissolved in water, can be rapidly dissolved in water, is easier to be absorbed by crops, has relatively high absorption and utilization rate, and is more critical that the water-soluble fertilizer can be applied to facility agriculture such as spray and drip irrigation, realizes the integration of water and fertilizer, and achieves the effects of saving water, fertilizer and labor. However, because the water-soluble fertilizer is mainly based on inorganic fertilizers, the problems of incomplete nutrients and unreasonable nutrient structure in the fertilizer are caused, and meanwhile, a large amount of inorganic fertilizers are used, so that a certain influence on the soil environment exists, and in recent years, compound water-soluble fertilizers containing organic and inorganic fertilizers become research hotspots for people and are receiving a great deal of attention.
Disclosure of Invention
The invention aims to provide a water-soluble fertilizer containing humic acid, a preparation method and application thereof, and provides a water-soluble organic-inorganic compound fertilizer by screening water-soluble organic fertilizer and compounding the organic fertilizer and chemical fertilizer so as to comprehensively and uniformly nourish and meet the growth needs of crops.
In order to achieve the above object, a first aspect of the present invention provides a water-soluble fertilizer containing humic acid, comprising, in parts by mass: 10-15 parts of water-soluble nitrogen fertilizer, 10-15 parts of water-soluble phosphate fertilizer, 8-10 parts of water-soluble potassium fertilizer, 3-8 parts of water-soluble medium elements, 25-30 parts of water-soluble humic acid, 8-15 parts of water-soluble extracting solution and 280-350 parts of water; the water-soluble extract is water extract of seaweed powder and/or silkworm chrysalis powder.
According to the invention, the water-soluble humic acid is added, so that on one hand, the utilization rate of the nitrogen fertilizer can be improved, the synergistic effect on phosphate fertilizer and potash fertilizer is realized, and on the other hand, the humic acid can also improve the soil ph, has a certain restoration effect on the soil and improves the soil fertility.
According to the present invention, preferably, the water-soluble extract is prepared by the following method:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder, wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1: (2-3);
(2) Soaking the mixed powder in water at 30-50 ℃ for 3-5 hours, and then filtering to obtain water-soluble extract; wherein the feed liquid ratio of the mixed powder to the water is 1-3 g/10-15 ml.
According to the invention, by adding the extracting solution of the seaweed powder and the silkworm chrysalis powder, nutrient components such as amino acid, trace elements, vitamins and the like can be provided for the growth of crops, so that the crops can obtain more abundant and multiple nutrient substances.
According to the present invention, preferably, the water-soluble extract is 11 to 15 parts.
According to the present invention, preferably, the water-soluble humic acid is at least one of water-soluble potassium humate, water-soluble sodium humate and water-soluble fulvic acid.
According to the present invention, preferably, the water-soluble nitrogen fertilizer is at least one of urea ammonium nitrate solution, ammonium sulfate, ammonium nitrate and ammonium bicarbonate.
According to the present invention, preferably, the water-soluble phosphate fertilizer is at least one of potassium dihydrogen phosphate, diammonium phosphate, and ammonium polyphosphate.
According to the present invention, preferably, the water-soluble potash fertilizer is at least one of potassium nitrate, potassium chloride and potassium sulfate.
According to the invention, preferably, the water-soluble medium element is a silicon fertilizer and/or a polymilon silicon-potassium fertilizer; the silicon fertilizer is preferably at least one of sodium silicate, potassium silicate and sodium metasilicate.
The second aspect of the present invention provides a method for preparing the above-mentioned humic acid-containing water-soluble fertilizer, comprising: and uniformly mixing the water-soluble nitrogen fertilizer, the water-soluble phosphate fertilizer, the water-soluble potassium fertilizer, the water-soluble medium element, the water-soluble humic acid, the water-soluble extracting solution and water to obtain the water-soluble fertilizer.
A third aspect of the present invention provides the use of the above-described humic acid-containing water-soluble fertilizer as a fertilizer for tomato fields.
The technical scheme of the invention has the following beneficial effects:
(1) The water-soluble compound fertilizer is prepared by compounding the water-soluble humic acid, the water-soluble extracting solution and the inorganic fertilizer, so that the nutrients of the prepared water-soluble compound fertilizer are comprehensive and balanced, and the growth requirement of crops can be met.
(2) According to the invention, by adding the extracting solution of the seaweed powder and the silkworm chrysalis powder, nutrient components such as amino acid, trace elements, vitamins and the like can be provided for the growth of crops, so that the crops can obtain more abundant and multiple nutrient substances.
(3) The invention can improve the utilization rate of nitrogenous fertilizer by adding water-soluble humic acid, has synergistic effect on phosphate fertilizer and potash fertilizer, and can improve soil ph, has certain restoration effect on soil and improves soil fertility.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Detailed Description
Preferred embodiments of the present invention will be described in more detail below. While the preferred embodiments of the present invention are described below, it should be understood that the present invention may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the invention to those skilled in the art.
The invention is further illustrated by the following examples.
The urea ammonium nitrate solutions used in the following examples and comparative examples had a nitrogen content of 32%.
Example 1
The embodiment provides a water-soluble fertilizer containing humic acid, which comprises the following components in parts by mass: 11 parts of urea ammonium nitrate solution, 11 parts of diammonium phosphate, 8 parts of potassium nitrate, 4 parts of water-soluble medium elements, 26 parts of water-soluble potassium humate, 11 parts of water-soluble extracting solution and 300 parts of water; wherein the water-soluble medium element is potassium silicate, and the water-soluble extract is water extract of seaweed powder and silkworm chrysalis powder.
The preparation method comprises the following steps:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder; soaking the mixed powder in water at 40 ℃ for 5 hours, and then filtering to obtain water-soluble extract; wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1:2; the feed liquid ratio of the mixed powder to the water is 1g:12ml.
(2) And uniformly mixing the urea ammonium nitrate solution, diammonium phosphate, potassium nitrate, water-soluble medium elements, water-soluble potassium humate, water-soluble extracting solution and water to obtain the water-soluble fertilizer.
Example 2
The embodiment provides a water-soluble fertilizer containing humic acid, which comprises the following components in parts by mass: 13 parts of urea ammonium nitrate solution, 13 parts of diammonium phosphate, 9 parts of potassium nitrate, 5 parts of water-soluble medium elements, 28 parts of water-soluble potassium humate, 13 parts of water-soluble extracting solution and 320 parts of water; wherein the water-soluble medium element is potassium silicate, and the water-soluble extract is water extract of seaweed powder and silkworm chrysalis powder.
The preparation method comprises the following steps:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder; soaking the mixed powder in water at 40 ℃ for 5 hours, and then filtering to obtain water-soluble extract; wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1:2.5; the feed liquid ratio of the mixed powder to the water is 1g:12ml.
(2) And uniformly mixing the urea ammonium nitrate solution, diammonium phosphate, potassium nitrate, water-soluble medium elements, water-soluble potassium humate, water-soluble extracting solution and water to obtain the water-soluble fertilizer.
Example 3
The embodiment provides a water-soluble fertilizer containing humic acid, which comprises the following components in parts by mass: 15 parts of urea ammonium nitrate solution, 15 parts of diammonium phosphate, 10 parts of potassium nitrate, 8 parts of water-soluble medium elements, 30 parts of water-soluble potassium humate, 15 parts of water-soluble extracting solution and 350 parts of water; wherein the water-soluble medium element is potassium silicate, and the water-soluble extract is water extract of seaweed powder and silkworm chrysalis powder.
The preparation method comprises the following steps:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder; soaking the mixed powder in water at 40 ℃ for 5 hours, and then filtering to obtain water-soluble extract; wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1:3, a step of; the feed liquid ratio of the mixed powder to the water is 1g:12ml.
(2) And uniformly mixing the urea ammonium nitrate solution, diammonium phosphate, potassium nitrate, water-soluble medium elements, water-soluble potassium humate, water-soluble extracting solution and water to obtain the water-soluble fertilizer.
Example 4
The embodiment provides a water-soluble fertilizer containing humic acid, which comprises the following components in parts by mass: 11 parts of urea ammonium nitrate solution, 11 parts of diammonium phosphate, 8 parts of potassium nitrate, 4 parts of water-soluble medium elements, 26 parts of water-soluble potassium humate, 8 parts of water-soluble extracting solution and 300 parts of water; wherein the water-soluble medium element is potassium silicate, and the water-soluble extract is water extract of seaweed powder and silkworm chrysalis powder.
The preparation method comprises the following steps:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder; soaking the mixed powder in water at 40 ℃ for 5 hours, and then filtering to obtain water-soluble extract; wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1:2; the feed liquid ratio of the mixed powder to the water is 1g:12ml.
(2) And uniformly mixing the urea ammonium nitrate solution, diammonium phosphate, potassium nitrate, water-soluble medium elements, water-soluble potassium humate, water-soluble extracting solution and water to obtain the water-soluble fertilizer.
Example 5
In this example, compared with example 1, only 11 parts of the water-soluble extract was prepared by the following method: soaking seaweed powder in water at 40deg.C for 5 hr, and filtering to obtain water-soluble extractive solution; wherein the feed liquid ratio of the seaweed meal to the water is 1 g/12 ml. The amounts of the other components and the preparation method are the same as in example 1.
Example 6
In this example, compared with example 1, only 11 parts of the water-soluble extract was prepared by the following method: soaking pupa Bombycis powder in 40deg.C water for 5 hr, and filtering to obtain water-soluble extractive solution; wherein the feed liquid ratio of the silkworm chrysalis meal to the water is 1g to 12ml. The amounts of the other components and the preparation method are the same as in example 1.
Comparative example 1
The comparative example was compared with example 1, except that 11 parts of the water-soluble extract was not contained, and the amounts of the other components and the preparation method were the same as in example 1.
Test example 1
The field application test was performed in the tomato field in Koelreuteria county, fertilization was started in the seedling stage of tomatoes, the fertilizers of the examples and the comparative examples were diluted 500 times with water and then root-irrigated for fertilization, fertilization was performed once at 15-day intervals, and fertilization was performed twice continuously, and the yield increase results are shown in table 1, compared with the acre yield of comparative example 1.
TABLE 1
Figure BDA0004110820250000061
Figure BDA0004110820250000071
As can be seen from table 1, the tomato yields of the examples were significantly increased compared to comparative example 1 without the addition of the water-soluble extract; namely, the addition of the water-soluble extracting solution increases the fertility of the fertilizer, and the nutrition is more comprehensive; by comparison, the yield increase conditions of examples 4-6 are lower than those of examples 1-3, and therefore, the extract is prepared by compounding seaweed powder and silkworm chrysalis meal, so that the fertilizer is more sufficient in nutrition and better in fertilizer efficiency, the content of the water-soluble extract is not too low, and the fertilizer effect is better when the water-soluble extract is used in an amount of 11-15 parts.
The foregoing description of embodiments of the invention has been presented for purposes of illustration and description, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the various embodiments described.

Claims (10)

1. The water-soluble fertilizer containing humic acid is characterized by comprising the following components in parts by mass: 10-15 parts of water-soluble nitrogen fertilizer, 10-15 parts of water-soluble phosphate fertilizer, 8-10 parts of water-soluble potassium fertilizer, 3-8 parts of water-soluble medium elements, 25-30 parts of water-soluble humic acid, 8-15 parts of water-soluble extracting solution and 280-350 parts of water; the water-soluble extract is water extract of seaweed powder and/or silkworm chrysalis powder.
2. The water-soluble fertilizer of claim 1, wherein the water-soluble extract is prepared by a method comprising:
(1) Uniformly mixing seaweed powder and silkworm chrysalis powder to obtain mixed powder, wherein the mass ratio of the seaweed powder to the silkworm chrysalis powder is 1: (2-3);
(2) Soaking the mixed powder in water at 30-50 ℃ for 3-5 hours, and then filtering to obtain water-soluble extract; wherein the feed liquid ratio of the mixed powder to the water is 1-3 g/10-15 ml.
3. The water-soluble fertilizer of claim 1, wherein the water-soluble extract is 11-15 parts.
4. The water-soluble fertilizer of claim 1, wherein the water-soluble humic acid is at least one of water-soluble potassium humate, water-soluble sodium humate, and water-soluble fulvic acid.
5. The water-soluble fertilizer of claim 1, wherein the water-soluble nitrogen fertilizer is at least one of urea ammonium nitrate solution, ammonium sulfate, ammonium nitrate, and ammonium bicarbonate.
6. The water-soluble fertilizer of claim 1, wherein the water-soluble phosphate fertilizer is at least one of potassium dihydrogen phosphate, diammonium phosphate, and ammonium polyphosphate.
7. The water-soluble fertilizer of claim 1, wherein the water-soluble potassium fertilizer is at least one of potassium nitrate, potassium chloride, and potassium sulfate.
8. The water-soluble fertilizer of claim 1, wherein the water-soluble medium element is a silicon fertilizer and/or a polymilon silicon-potassium fertilizer;
the silicon fertilizer is preferably at least one of sodium silicate, potassium silicate and sodium metasilicate.
9. The method for preparing a humic acid-containing water-soluble fertilizer according to any one of claims 1 to 8 wherein the method comprises: and uniformly mixing the water-soluble nitrogen fertilizer, the water-soluble phosphate fertilizer, the water-soluble potassium fertilizer, the water-soluble medium element, the water-soluble humic acid, the water-soluble extracting solution and water to obtain the water-soluble fertilizer.
10. Use of the water-soluble fertilizer containing humic acid according to any one of claims 1 to 8 as a fertilizer for tomato fields.
CN202310205596.8A 2023-03-06 2023-03-06 Water-soluble fertilizer containing humic acid and preparation method and application thereof Pending CN116178087A (en)

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