CN110922279A - Multifunctional ecological organic liquid fertilizer and preparation method thereof - Google Patents
Multifunctional ecological organic liquid fertilizer and preparation method thereof Download PDFInfo
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- CN110922279A CN110922279A CN201911333378.2A CN201911333378A CN110922279A CN 110922279 A CN110922279 A CN 110922279A CN 201911333378 A CN201911333378 A CN 201911333378A CN 110922279 A CN110922279 A CN 110922279A
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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
- C05F—ORGANIC FERTILISERS NOT COVERED BY SUBCLASSES C05B, C05C, e.g. FERTILISERS FROM WASTE OR REFUSE
- C05F17/00—Preparation of fertilisers characterised by biological or biochemical treatment steps, e.g. composting or fermentation
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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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- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/40—Bio-organic fraction processing; Production of fertilisers from the organic fraction of waste or refuse
Abstract
The invention discloses a multifunctional ecological organic liquid fertilizer and a preparation method thereof, belonging to the technical field of liquid fertilizers. The provided multifunctional ecological organic liquid fertilizer comprises the following raw materials in parts by weight: 200 parts of soybean dregs, 200 parts of aquaculture waste, 5-10 parts of brown sugar, 50-100 parts of fulvic acid, 50-100 parts of monopotassium phosphate, 10-20 parts of sodium glutamate, 10-20 parts of magnesium sulfate, 1-5 parts of nano composite material, 1-5 parts of melatonin, 1-5 parts of karrikins and 1000 parts of water 800-. The multifunctional ecological organic liquid fertilizer can synergistically exert the effects of preventing diseases, improving stress resistance and nutrition, provides technical support for preventing and treating diseases, improving stress resistance of plants and increasing crop yield, and can be used as a liquid fertilizer for vegetables, fruits, flowers and ornamental plants in gardens.
Description
Technical Field
The invention belongs to the technical field of liquid fertilizers, and particularly relates to a multifunctional ecological organic liquid fertilizer and a preparation method thereof.
Background
The long-term use of the chemical fertilizer can easily cause the problems of soil hardening, imbalance of the proportion of various nutrients in the soil, damage to a farmland ecosystem, reduction of beneficial flora in the soil, deterioration of disease resistance of crops, increase of heavy metals and toxic elements, reduction of the quality of agricultural products, environmental pollution and the like.
The ecological organic liquid fertilizer is a novel fertilizer with high fertilizer efficiency, multifunction, full nutrition and synergy. Compared with the traditional fertilizer, the fertilizer can be absorbed by plants in a very short time, avoids loss, is simple and convenient to apply, and is easy to transport and store. Can improve the physical and chemical properties of soil and enhance the water-retaining, fertilizer-retaining and fertilizer-supplying capabilities of the soil. Beneficial microorganisms in the ecological organic fertilizer enter the soil and then form a symbiotic proliferation relationship with microorganisms in the soil, inhibit the growth of harmful bacteria, convert the harmful bacteria into beneficial bacteria, interact with each other, promote each other, play a role in group synergy and are environment-friendly fertilizers.
Although the existing ecological organic liquid fertilizer has various varieties, the existing ecological organic liquid fertilizer is mainly used for promoting the vegetative growth of plants or improving the crop yield, but the existing ecological organic liquid fertilizer has few functions of preventing diseases, improving the stress resistance of the plants and the like.
Disclosure of Invention
In view of one or more of the problems in the prior art, one aspect of the present invention provides a multifunctional ecological organic liquid fertilizer, which comprises the following raw materials in parts by weight: 200 parts of soybean dregs, 200 parts of aquaculture waste, 5-10 parts of brown sugar, 50-100 parts of fulvic acid, 50-100 parts of monopotassium phosphate, 10-20 parts of sodium glutamate, 10-20 parts of magnesium sulfate, 1-5 parts of nano composite material, 1-5 parts of melatonin, 1-5 parts of karrikins and 1000 parts of water 800-.
The nano composite material comprises diatomite and attapulgite, wherein the mass ratio of the diatomite to the attapulgite is (3-5): 1.
the mass ratio of the diatomite to the attapulgite is 4: 1.
The diatomite and the attapulgite are modified diatomite and attapulgite, and the specific obtaining method of the modified diatomite and the attapulgite comprises the following steps: carrying out intermittent irradiation treatment on the diatomite and the attapulgite by using low-energy ion beams to obtain the modified diatomite and the modified attapulgite; wherein the voltage of the low-energy ion beam is 20-40keV, and the radiation dose is 1-1000 kGy; the particle sizes of the diatomite and the attapulgite are 100-200 meshes; the intermittent irradiation treatment is carried out for 10-15 minutes, the treatment is stopped for 2-5 minutes, and the total effective irradiation time is 30-50 minutes.
The aquaculture waste is selected from one or more of the following: pig manure, cow manure, sheep manure and chicken manure.
The invention also provides a preparation method of the multifunctional ecological organic liquid fertilizer, which comprises the following steps:
1) putting 100-200 parts of soybean dregs, 5-10 parts of brown sugar, 100-200 parts of breeding waste and 800-1000 parts of water into a heating container, heating to boil, continuously stirring during heating until the solution boils for 10-20min, and then cooling to room temperature to obtain a mixed solution;
2) placing the mixed liquor obtained in the step 1) in a sealed container, performing anaerobic fermentation for 30-50 days at room temperature to obtain fermentation liquor, and then filtering the fermentation liquor to obtain filtrate;
3) preparing a nano composite material: uniformly mixing diatomite and attapulgite in water, and drying to obtain the nano composite material;
4) and (3) fully and uniformly mixing fulvic acid, magnesium sulfate, monopotassium phosphate, sodium glutamate, melatonin, karrikins and the nano composite material obtained in the step 3) in the filtrate obtained in the step 2) to obtain the multifunctional ecological organic liquid fertilizer.
In the above method, before the step 3), the following steps are further included:
carrying out intermittent irradiation treatment on the diatomite and the attapulgite by using low-energy ion beams; wherein the voltage of the low-energy ion beam is 20-40keV, and the radiation dose is 1-1000 kGy; the particle sizes of the diatomite and the attapulgite are 100-200 meshes; the intermittent irradiation treatment is carried out for 10-15 minutes, the treatment is stopped for 2-5 minutes, and the total effective irradiation time is 30-50 minutes.
The multifunctional ecological organic liquid fertilizer and the preparation method thereof based on the technical scheme can combine endogenous hormones, exogenous ester substances and other components containing abundant N, P, K, Mg and other nutrient substances which can prevent diseases and improve the stress resistance of plants, and use the nano composite material as a carrier, so that various effective substances in the prepared multifunctional ecological organic liquid fertilizer are combined and exist in liquid, the effects of preventing diseases, improving the stress resistance and nutrition are cooperatively exerted, technical support is provided for preventing and treating diseases, improving the stress resistance of plants and improving the crop yield, and the multifunctional ecological organic liquid fertilizer can be used for liquid fertilizers for vegetables, fruits, flowers and ornamental plants.
Compared with the prior art, the invention has the following beneficial effects:
1) the invention combines the substance for preventing diseases and improving the stress resistance of plants with various nutrient substances, not only can obviously promote the vegetative growth and improve the yield of crops, but also can effectively prevent and control the occurrence of plant diseases, particularly powdery mildew diseases, and can improve the stress resistance of plants, particularly can promote the germination of seeds and the like;
2) all the materials adopted by the invention are green and environment-friendly products, are non-toxic and harmless, and can not cause the problems of environmental pollution, farmland salinization, threat of grain quality, human and animal health and the like; and the soybean residue and the wastes in the breeding industry are fermented to obtain rich nutrient components, so that the effective utilization of resources is improved;
3) the invention utilizes the modified nano material to improve the nano performance, and the modified nano material is used as a carrier of various nutrient substances, thereby reducing the loss of effective components and improving the action efficiency of the nutrient substances.
Drawings
FIG. 1 shows the drought-resistant effect of the multifunctional ecological organic liquid fertilizer of the present invention;
FIG. 2 shows the salt tolerance effect of the multifunctional ecological organic liquid fertilizer.
Detailed Description
Melatonin is a biological endogenous hormone which is ubiquitous in animals and plants, and the inventor researches and discovers that the substance has outstanding effects on resisting crop diseases (such as powdery mildew), resisting damage (such as root damage repair) and the like. The karrikins are ester compounds separated from wild fire, are non-toxic and harmless, and the research of the inventor finds that the karrikins can improve the stress resistance and disease resistance of plants, have important effects on improving the cold resistance, drought resistance, saline-alkali resistance, disease attack resistance and the like of the plants, and are beneficial to reproductive growth and vegetative growth of the plants.
Based on the discovery, the inventor firstly converts the soybean dregs and the wastes in the breeding industry into substances which can be directly utilized by plants through fermentation, then combines the substances with endogenous hormones, exogenous ester substances and various nutrient substances which can prevent and control diseases and improve the stress resistance of the plants and are beneficial to the growth of the plants and improve the yield, and provides the multifunctional ecological organic liquid fertilizer by taking nano materials as carriers.
The invention will be further illustrated with reference to the following specific examples. It should be understood that the specific examples are intended to be illustrative of the invention and are not intended to limit the scope of the invention.
The various materials or reagents described in the examples are obtained solely for the purpose of providing a laboratory access to achieve the specific disclosure, and should not be construed as limiting the sources of the materials or reagents of the invention. In fact, the sources of the materials or reagents used are wide and any material or reagent that is accessible without violating laws and ethics may be substituted as indicated in the examples.
Fulvic acid, brown sugar, monopotassium phosphate, magnesium sulfate, sodium glutamate, melatonin, karrikins used in the following examples are all commercially available.
Example 1: preparation of multifunctional ecological organic liquid fertilizer and powdery mildew resistant effect
1.1, putting 150 parts of soybean dregs, 8 parts of brown sugar, 150 parts of aquaculture waste and 900 parts of water into a heating container, heating to boil, continuously stirring during heating until the solution boils for 15min, and then cooling to room temperature to obtain a mixed solution;
1.2, placing the mixed liquor obtained in the step 1.1 in a sealed container, performing anaerobic fermentation for 40 days at room temperature to obtain fermentation liquor, and then filtering the fermentation liquor to obtain filtrate;
1.3, performing intermittent irradiation treatment modification on the diatomite and the attapulgite (100-40 keV, 1-1000kGy, purchased from China Attapulgite Co., Ltd., Mingmu light) by using low-energy ion beams (20-40 keV, 1-1000 kGy), wherein the treatment is performed for 15 minutes, the treatment is stopped for 5 minutes, and the total effective irradiation time is 45 minutes, so as to obtain the modified diatomite and the attapulgite.
1.4, uniformly mixing the modified diatomite and the attapulgite in water according to the mass ratio of 4:1, and drying to obtain the multi-gap nano composite material serving as a carrier of the multifunctional ecological organic liquid fertilizer.
1.5, fully and uniformly mixing 75 parts of fulvic acid, 15 parts of magnesium sulfate, 75 parts of monopotassium phosphate, 15 parts of sodium glutamate, 3 parts of melatonin, 3 parts of karrikins and 3 parts of the nano composite material obtained in the step 1.4 in the filtrate obtained in the step 1.2 to obtain a liquid fertilizer A (namely the multifunctional ecological organic liquid fertilizer disclosed by the invention).
1.6, sufficiently and uniformly mixing 75 parts of fulvic acid, 15 parts of magnesium sulfate, 75 parts of monopotassium phosphate, 15 parts of sodium glutamate, 3 parts of karrikins and 3 parts of the nano composite material obtained in the step 1.4 in the filtrate obtained in the step 1.2 to obtain a liquid fertilizer B.
1.7, fully and uniformly mixing 75 parts of fulvic acid, 15 parts of magnesium sulfate, 75 parts of monopotassium phosphate, 15 parts of sodium glutamate, 3 parts of melatonin and 3 parts of the nano composite material obtained in the step 1.4 in the filtrate obtained in the step 1.2 to obtain a liquid fertilizer C.
And (2) uniformly spraying the liquid fertilizer A obtained in the step (1.5), the liquid fertilizer B obtained in the step (1.6) and the liquid fertilizer C obtained in the step (1.7) on the surfaces of 10 arabidopsis thaliana leaves growing for three weeks by using a sprayer until micro liquid drops are formed, taking the liquid fertilizers as a treatment group, simultaneously setting a blank control, treating the surfaces of the 10 arabidopsis thaliana leaves growing for three weeks by using the same amount of water in the blank control group, and culturing under the conditions that the temperature is 22 ℃ and the humidity is 75%. During the growth period, the powdery mildew of arabidopsis thaliana plants in each group is counted, wherein the morbidity = the number of diseased leaves/the total leaves × 100%, and the statistical results are shown in the following table 1.
Table 1: statistical results of powdery mildew morbidity
As can be seen from the results in table 1, the liquid fertilizer a (i.e., the multifunctional ecological organic liquid fertilizer of the present invention) can significantly improve the powdery mildew resistance of arabidopsis thaliana compared to the liquid fertilizer B (no melatonin added to the liquid fertilizer a), the liquid fertilizer C (no karrikins added to the liquid fertilizer a), and the blank control group, and it is proved that the melatonin and the karrikins can synergistically exert the powdery mildew resistance, and according to the total number of leaves, the liquid fertilizer a, the liquid fertilizer B, and the liquid fertilizer C can indirectly prove that all the liquid fertilizer a, the liquid fertilizer B, and the liquid fertilizer C can promote the vegetative growth of arabidopsis thaliana plants, and the plant growth promoting effect of the liquid fertilizer a (i.e., the multifunctional ecological organic liquid fertilizer of the present invention) is more.
Example 2: preparation of multifunctional ecological organic liquid fertilizer and drought-resistant and salt-tolerant characteristics
2.1 preparation of multifunctional ecological organic liquid fertilizer
2.1.1, putting 100 parts of soybean dregs, 5 parts of brown sugar, 100 parts of aquaculture waste and 800 parts of water into a heating container, heating to boil, continuously stirring during heating until the solution boils for 10min, and then cooling to room temperature to obtain a mixed solution;
2.1.2, placing the mixed liquor obtained in the step 2.1.1 in a sealed container, performing anaerobic fermentation for 30 days at room temperature to obtain fermentation liquor, and then filtering the fermentation liquor to obtain filtrate;
2.1.3, carrying out intermittent irradiation treatment modification on the diatomite and the attapulgite (100-40 keV, 1-1000 kGy) by using low-energy ion beams (20-40 keV, 1-1000 kGy), wherein the intermittent irradiation treatment is carried out for 10 minutes, the treatment is stopped for 2 minutes, and the total effective irradiation time is 30 minutes, so as to obtain the modified diatomite and the attapulgite.
2.1.4, uniformly mixing the modified diatomite and the attapulgite in water according to the mass ratio of 3:1, and drying to obtain the multi-gap nano composite material serving as a carrier of the multifunctional ecological organic liquid fertilizer.
2.1.5, fully and uniformly mixing 50 parts of fulvic acid, 20 parts of magnesium sulfate, 100 parts of monopotassium phosphate, 10 parts of sodium glutamate, 1 part of melatonin, 1 part of karrikins and 1 part of the nano composite material obtained in the step 2.1.4 in the filtrate obtained in the step 2.1.2 to obtain the multifunctional ecological organic liquid fertilizer.
2.2 drought resistance characteristic of multifunctional ecological organic liquid fertilizer
2.2.1, dividing the wheat seeds into 5 groups, wherein the number of each group of seeds is 50, uniformly spreading the seeds of each group on filter paper (five layers) soaked by mannitol solutions with different concentrations (0 mM, 100mM, 200mM, 300mM and 300 mM), wherein the multifunctional ecological organic liquid fertilizer prepared by the step 2.1 is used for soaking treatment in advance for one group of seeds treated by 300mM of mannitol, the treatment time is 20min, and the multifunctional ecological organic liquid fertilizer is named as 300+ liquid fertilizer. The seeds of each group were then placed in a 20 cm diameter sealed petri dish and subjected to seed germination experiments at 25 ℃ and a humidity of 75%, each group being repeated three times.
And 2.2, respectively counting the germination conditions of the seeds of each group after sowing, and counting the germination quantity of the seeds by observing the white exposure condition of the radicle of the wheat seeds, wherein the seed germination rate = the number of the germinated seeds/the total number of the seeds.
2.2.3, the results of the seed germination rate are shown in fig. 1, and it can be seen that the wheat seed germination rate is continuously decreased with the increase of the treatment concentration of mannitol, when the treatment concentration of mannitol is 300mM, the germination rate of the wheat seed is only about 20%, and the germination rate of the wheat seed soaked by the multifunctional ecological organic liquid fertilizer prepared by the method 2.1 in advance after the treatment of mannitol with the concentration of 300mM is about 65%, which shows that the multifunctional ecological organic liquid fertilizer provided by the invention can significantly improve the germination rate of the wheat seed under drought stress.
2.3 salt-resistant property of multifunctional ecological organic liquid fertilizer
2.3.1, dividing the wheat seeds into 5 groups, wherein the number of each group of seeds is 50, uniformly spreading the seeds of each group on filter paper (five layers) soaked by NaCl solutions with different concentrations (0 mM, 50mM, 100mM, 150mM and 150 mM), wherein the multifunctional ecological organic liquid fertilizer aqueous solution prepared by the step 2.1 is used for soaking one group of seeds treated by 150mM NaCl in advance, the treatment time is 20min, and the multifunctional ecological organic liquid fertilizer aqueous solution is named as 150+ liquid fertilizer. Then, each group of seeds was placed in a 20 cm-diameter sealed petri dish and subjected to a seed germination experiment at 25 ℃ under a humidity of 75%.
And 2.3.2, respectively counting the germination conditions of the seeds of each group after sowing, and counting the germination quantity of the seeds by observing the white exposure condition of the radicle of the wheat seeds, wherein the seed germination rate = the number of the germinated seeds/the total number of the seeds.
2.3.3, the results of the seed germination rate are shown in fig. 2, and it can be seen that the wheat seed germination rate is continuously decreased with the increase of the NaCl treatment concentration, when the NaCl treatment concentration is 150mM, the wheat seed germination rate is only about 20%, and the seed germination rate of the wheat seeds soaked in the multifunctional ecological organic liquid fertilizer aqueous solution prepared in the above 2.1 after being treated with the NaCl treatment concentration of 150mM is about 65%, which shows that the multifunctional ecological organic liquid fertilizer provided by the present invention can significantly improve the wheat seed germination rate under salt stress.
Example 3: preparation of multifunctional ecological organic liquid fertilizer and vegetable yield increasing effect
3.1 preparation of multifunctional ecological organic liquid fertilizer
3.1.1, putting 200 parts of soybean dregs, 10 parts of brown sugar, 200 parts of aquaculture waste and 1000 parts of water into a heating container, heating to boil, continuously stirring during heating until the solution boils for 20min, and then cooling to room temperature to obtain a mixed solution;
3.1.2, placing the mixed liquor obtained in the step 2.1.1 in a sealed container for anaerobic fermentation for 50 days at room temperature to obtain fermentation liquor, and then filtering the fermentation liquor to obtain filtrate;
3.1.3, carrying out intermittent irradiation treatment modification on the diatomite and the attapulgite (100-40 keV, 1-1000 kGy) by using low-energy ion beams (20-40 keV, 1-1000 kGy), wherein the intermittent irradiation treatment is carried out for 15 minutes, the treatment is stopped for 2 minutes, and the total effective irradiation time is 45 minutes, so as to obtain the modified diatomite and the attapulgite.
3.1.4, uniformly mixing the modified diatomite and the attapulgite in water according to the mass ratio of 5:1, and drying to obtain the multi-gap nano composite material serving as a carrier of the multifunctional ecological organic liquid fertilizer.
3.1.5, fully and uniformly mixing 100 parts of fulvic acid, 10 parts of magnesium sulfate, 50 parts of monopotassium phosphate, 20 parts of sodium glutamate, 5 parts of melatonin, 5 parts of karrikins and 5 parts of the nano composite material obtained in the step 3.1.4 in the filtrate obtained in the step 3.1.2 to obtain a liquid fertilizer D, namely the multifunctional ecological organic liquid fertilizer.
3.1.6, fully and uniformly mixing 100 parts of fulvic acid, 10 parts of magnesium sulfate, 50 parts of monopotassium phosphate, 20 parts of sodium glutamate, 5 parts of melatonin, 5 parts of karrikins and 5 parts of nano composite material (prepared by mixing unmodified diatomite and attapulgite in a mass ratio of 5: 1) in the filtrate obtained in the step 3.1.2 to obtain a liquid fertilizer E.
3.1.7, fully and uniformly mixing 100 parts of fulvic acid, 10 parts of magnesium sulfate, 50 parts of monopotassium phosphate, 20 parts of sodium glutamate, 5 parts of melatonin and 5 parts of karrikins in the filtrate obtained in the step 3.1.2 to obtain a liquid fertilizer F.
3.2 evaluation of yield increasing effect of multifunctional ecological organic liquid fertilizer
Respectively applying the liquid fertilizer D obtained in the step 3.1.5, the liquid fertilizer E obtained in the step 3.1.6 and the liquid fertilizer F obtained in the step 3.1.7 to small green vegetables (Shanghai green, variety Xidiai, growth period about 30 days, column spacing 15cm multiplied by 15 cm), and respectively spraying once in the 2-leaf 1-heart stage, the 4-leaf 1-heart stage, the 6-leaf 1-heart stage and the 8-leaf 1-heart stage between the germination and harvest of the small green vegetables (test group, the dosage is 10L per mu), and harvesting in the 10-leaf 1-heart stage; the control group is small green vegetable plants in the same field (vegetable greenhouse), liquid fertilizer is not applied when the small green vegetables are in the same period as the test group, and the small green vegetables are harvested when 10 leaves and 1 heart are reached. Before the small vegetables of the test group and the control group are sown, the same base fertilizer (60 kg of compound fertilizer is applied to each mu, the compound fertilizer is sold in the market, the organic matter is more than or equal to 45 percent, and the total nutrient is more than or equal to 5 percent) is applied to the field soil, and the sprinkling irrigation is carried out once every day during the growth period of the small vegetables (the interval between the sprinkling irrigation time and the liquid fertilizer spraying time is at least 6 hours). The statistical results are shown in table 2 below.
Table 2: statistics of growth conditions of small green vegetable plants
As can be seen from the results in table 2 above, the application of liquid fertilizer D, liquid fertilizer E and liquid fertilizer F in the growth cycle of the small green vegetables can all improve the yield of the small green vegetables compared to the control group and can all harvest in advance, wherein the application of liquid fertilizer D (i.e., the multifunctional ecological organic liquid fertilizer of the present invention) improves the yield of the small green vegetables by 40.92% compared to the control group and the harvesting period can be advanced by 3 days, and the harvested small green vegetables have fresh and tender leaves and relatively large and thick leaves; compared with a control group, the yield of the small green vegetables is improved by 34.98% by applying the liquid fertilizer E (applying unmodified nano composite materials as carriers relative to the liquid fertilizer D), the harvesting period can be advanced by 2 days, and the harvested small green vegetables have fresh and tender leaves and relatively large and thick leaves; the applied liquid fertilizer F (compared with the liquid fertilizer D without adding the nano composite material as a carrier) can also improve the yield of the small green vegetables to 24.95 percent compared with a control group, and the harvesting period can be advanced by 1 day. Therefore, according to the results, the multifunctional ecological organic liquid fertilizer provided by the invention can obviously improve the yield of small green vegetables, and can advance the harvesting period, and the modified nano composite material is added as a carrier, so that the nutrient substances in the liquid fertilizer can more effectively exert the effect, and the utilization rate of the nutrient substances in the liquid fertilizer is improved.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The multifunctional ecological organic liquid fertilizer is characterized by comprising the following raw materials in parts by weight: 200 parts of soybean dregs, 200 parts of aquaculture waste, 5-10 parts of brown sugar, 50-100 parts of fulvic acid, 50-100 parts of monopotassium phosphate, 10-20 parts of sodium glutamate, 10-20 parts of magnesium sulfate, 1-5 parts of nano composite material, 1-5 parts of melatonin, 1-5 parts of karrikins and 1000 parts of water 800-.
2. The multifunctional ecological organic liquid fertilizer as claimed in claim 1, wherein the nano composite material comprises diatomite and attapulgite, wherein the mass ratio of the diatomite to the attapulgite is (3-5): 1.
3. the multifunctional ecological organic liquid fertilizer as claimed in claim 2, wherein the mass ratio of the diatomite to the attapulgite is 4: 1.
4. The multifunctional ecological organic liquid fertilizer as claimed in claim 2 or 3, wherein the diatomite and the attapulgite are modified diatomite and attapulgite, and the specific obtaining method of the modified diatomite and the attapulgite is as follows: carrying out intermittent irradiation treatment on the diatomite and the attapulgite by using low-energy ion beams to obtain the modified diatomite and the modified attapulgite;
wherein the voltage of the low-energy ion beam is 20-40keV, and the radiation dose is 1-1000 kGy; the particle sizes of the diatomite and the attapulgite are 100-200 meshes; the intermittent irradiation treatment is carried out for 10-15 minutes, the treatment is stopped for 2-5 minutes, and the total effective irradiation time is 30-50 minutes.
5. The multifunctional ecological organic liquid fertilizer as claimed in any one of claims 1 to 4, wherein the aquaculture waste is selected from one or more of the following: pig manure, cow manure, sheep manure and chicken manure.
6. The method for preparing the multifunctional ecological organic liquid fertilizer as claimed in any one of claims 1 to 5, which is characterized by comprising the following steps:
1) putting 100-200 parts of soybean dregs, 5-10 parts of brown sugar, 100-200 parts of breeding waste and 800-1000 parts of water into a heating container, heating to boil, continuously stirring during heating until the solution boils for 10-20min, and then cooling to room temperature to obtain a mixed solution;
2) placing the mixed liquor obtained in the step 1) in a sealed container, performing anaerobic fermentation for 30-50 days at room temperature to obtain fermentation liquor, and then filtering the fermentation liquor to obtain filtrate;
3) preparing a nano composite material: uniformly mixing diatomite and attapulgite in water, and drying to obtain the nano composite material;
4) and (3) fully and uniformly mixing fulvic acid, magnesium sulfate, monopotassium phosphate, sodium glutamate, melatonin, karrikins and the nano composite material obtained in the step 3) in the filtrate obtained in the step 2) to obtain the multifunctional ecological organic liquid fertilizer.
7. The method of claim 6, further comprising, before step 3), the steps of:
carrying out intermittent irradiation treatment on the diatomite and the attapulgite by using low-energy ion beams; wherein the voltage of the low-energy ion beam is 20-40keV, and the radiation dose is 1-1000 kGy; the particle sizes of the diatomite and the attapulgite are 100-200 meshes; the intermittent irradiation treatment is carried out for 10-15 minutes, the treatment is stopped for 2-5 minutes, and the total effective irradiation time is 30-50 minutes.
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| CN111004062A (en) * | 2020-01-04 | 2020-04-14 | 黑龙江省农业科学院土壤肥料与环境资源研究所 | Liquid fertilizer for increasing yield of rice and preparation method and application thereof |
| CN111138226A (en) * | 2020-01-14 | 2020-05-12 | 黑龙江省世纪云天国际贸易有限公司 | Urea diammonium phosphate full-aqueous liquid fertilizer and preparation method thereof |
| CN111196744A (en) * | 2020-01-14 | 2020-05-26 | 黑龙江省世纪云天国际贸易有限公司 | Urea phosphate full-aqueous solution fertilizer and preparation method thereof |
| CN113493355A (en) * | 2020-04-07 | 2021-10-12 | 钦州市凤源泉生物科技有限公司 | Preparation method of organic compound fertilizer capable of increasing content of calcium and magnesium elements |
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| CN111196744A (en) * | 2020-01-14 | 2020-05-26 | 黑龙江省世纪云天国际贸易有限公司 | Urea phosphate full-aqueous solution fertilizer and preparation method thereof |
| CN113493355A (en) * | 2020-04-07 | 2021-10-12 | 钦州市凤源泉生物科技有限公司 | Preparation method of organic compound fertilizer capable of increasing content of calcium and magnesium elements |
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