CN114105702A

CN114105702A - Compound liquid fertilizer

Info

Publication number: CN114105702A
Application number: CN202111510951.XA
Authority: CN
Inventors: 史建硕; 王丽英; 郭丽; 蒋龙刚; 李若楠; 任燕利; 潘丽佳
Original assignee: INSTITUTE OF AGRICULTURAL RESOURCES AND ENVIRONMENT HEBEI ACADEMY OF AGRICULTURE AND FORESTRY SCIENCES
Current assignee: INSTITUTE OF AGRICULTURAL RESOURCES AND ENVIRONMENT HEBEI ACADEMY OF AGRICULTURE AND FORESTRY SCIENCES
Priority date: 2021-12-11
Filing date: 2021-12-11
Publication date: 2022-03-01

Abstract

The invention provides a compound liquid fertilizer, and belongs to the technical field of fertilizers. The invention provides a compound liquid fertilizer which comprises the following raw materials in parts by weight: 400-1200 parts of water, 20-40 parts of mineral potassium fulvate, 40-80 parts of monoammonium phosphate, 10-20 parts of boric acid, 10-20 parts of zinc sulfate, 10-20 parts of magnesium sulfate, 10-30 parts of vitamin, 300-800 parts of purslane, 200-800 parts of artemisia annua and 200-800 parts of Veronica officinalis. The compound liquid fertilizer prepared by the invention has rich nutrition and reasonable collocation, can meet inorganic substances such as macroelements, microelements and the like and other organic matter nutrient substances required by the growth of crops, reduces the waste of the fertilizer, improves the yield and the quality of the crops, improves the economic benefit, and is safe and environment-friendly.

Description

Compound liquid fertilizer

Technical Field

The invention belongs to the field of fertilizers, and particularly relates to a compound liquid fertilizer.

Background

Fertilizers are inevitably required in agricultural production, which is protection of the land where crops are planted and is also a demand for higher yield and higher quality crops. The common granular fertilizer is not easy to be absorbed by soil and plants, the effect is common, the dissolution of the granular fertilizer needs to consume a large amount of water, and sometimes the growth and development of crops can be influenced because the dissolution time of the granular fertilizer is too long due to water shortage and other reasons. The liquid compound fertilizer has various nutrient components dissolved in water homogeneously, so that it has the advantages of high fertilizer applying accuracy, high mechanization degree and low cost.

However, in the current crop production, some unreasonable factors still exist in the use of liquid fertilizers, and the problems of low fertilizer utilization rate, crop malnutrition, quality reduction, deterioration of farmland soil properties, serious environmental pollution and the like are easily caused by excessive pursuit of nitrogen, phosphorus and potassium required by crops, unreasonable fertilization and improper fertilization methods.

Disclosure of Invention

In view of the above, the present invention aims to provide a compound liquid fertilizer, which can satisfy inorganic and organic nutrients required by crop growth, and improve the yield and quality of crops.

In order to achieve the above purpose, the invention provides the following technical scheme:

the invention provides a compound liquid fertilizer, which comprises the following components in parts by weight: 400-1200 parts of water, 20-40 parts of mineral potassium fulvate, 40-80 parts of monoammonium phosphate, 10-20 parts of boric acid, 10-20 parts of zinc sulfate, 10-20 parts of magnesium sulfate, 10-30 parts of vitamin, 300-800 parts of purslane, 200-800 parts of artemisia annua and 200-800 parts of Veronica officinalis.

Preferably, the fertilizer comprises the following components in parts by weight: 500-1000 parts of water, 25-30 parts of mineral potassium fulvate, 50-60 parts of monoammonium phosphate, 12-18 parts of boric acid, 12-18 parts of zinc sulfate, 15-18 parts of magnesium sulfate, 15-25 parts of vitamin, 500-700 parts of purslane, 400-600 parts of artemisia annua and 500-700 parts of Veronica officinalis.

Preferably, the vitamins include one or more of vitamin C, vitamin B, vitamin A, vitamin H, and folic acid.

Preferably, the purslane, the artemisia annua and the veronica all are whole fresh grass plants.

The invention also provides a preparation method of the compound liquid fertilizer, which comprises the following steps:

mixing mineral source potassium fulvate, boric acid and water, heating, and stirring for 10-20 min to obtain a product I; sequentially adding monoammonium phosphate, zinc sulfate, magnesium sulfate and vitamins into the product I under the stirring state, and mixing and dissolving to obtain a product II; and respectively grinding purslane, artemisia annua and veronica into grass pulp, filtering, adding the filtrate into the product II, and uniformly mixing to obtain the compound liquid fertilizer.

Preferably, the heating temperature is 35-50 ℃.

Preferably, the rotating speed of the stirring is 300-400 r/min.

Preferably, the straw pulp is extruded and filtered by a silk net of 100-200 meshes.

The invention also provides application of the compound liquid fertilizer in improving crop yield.

Preferably, the composite liquid fertilizer is diluted by 800-1500 times and is applied along with water.

The invention has the beneficial effects that:

the compound liquid fertilizer contains various medium and trace elements and organic matters, is rich in nutrition and reasonable in matching, and the organic and inorganic nutrient components interact with each other after the liquid fertilizer is applied, so that the slow and fast effects are complemented, the absorption effect of crops on the fertilizer can be effectively improved, the fertilizer utilization rate of the crops is ensured, and the yield and the quality of the crops are improved. The compound liquid fertilizer can also effectively improve the physical and chemical structure of the soil damaged by long-term use of chemical fertilizers and pesticides, and reduce the phenomena of soil hardening and salinization.

According to the invention, the purslane, artemisia annua and veronica liquid are added into the compound liquid fertilizer, and the activity of soil germs and plant diseases and insect pests can be effectively inhibited by using nutrient substances and various chemical components in the liquid, so that the production of plant root systems can be promoted, the overall immunity and stress resistance of crops can be improved, and the yield and quality of the crops can be improved.

The raw materials in the compound liquid fertilizer provided by the invention are easy to obtain, common weed plants in a field are effectively utilized, the waste utilization is realized, the production cost is reduced, and the economic benefit is improved. And the obtained fertilizer is convenient to use and suitable for large-scale production and utilization.

Detailed Description

In the invention, mineral potassium fulvate, monoammonium phosphate, boric acid, zinc sulfate, magnesium sulfate and vitamins are all conventional commercial products. The specific sources of mineral sources of potassium fulvate, monoammonium phosphate, boric acid, zinc sulfate, magnesium sulfate and vitamins are not limited in the invention.

In the invention, the vitamin comprises one or more of vitamin C, vitamin B, vitamin A, vitamin H and folic acid, and the specific proportion relationship of the components is not limited in the invention.

In the invention, the purslane, the artemisia annua and the veronica all are whole fresh grass plants.

Purslane, an annual herb of the order Caryophyllales and Portulacaceae, is widely distributed in temperate and tropical regions all over the world, is produced in various regions of south and north China, is produced in vegetable gardens, farmlands and roadside, and is a common weed in large fields. The herba Portulacae contains abundant dihydroxyethylamine, malic acid, glucose, calcium, phosphorus, ferrum, and nutrient substances such as vitamin E, carotene, vitamin B, and vitamin C, and has effects of clearing heat, promoting diuresis, removing toxic substance, relieving swelling, diminishing inflammation, quenching thirst, and promoting urination.

The artemisia annua is a plant of the order platycodon and an annual feverfew of the family compositae, has strong volatile fragrance, is widely distributed in provinces and areas of northeast, inner Mongolia, Hebei, Henan, Shanxi, Shandong, Shanxi, Gansu, Ningxia and Qinghai of China, and is a common weed in a field. The herba Artemisiae Annuae contains artemisinine, l-Camphora, 1, 8-cineole, ascaridol acetate, pinene, caryophyllene, cumal, phenol, butyric acid, and artemisinin, and can be used as medicine for clearing heat, relieving summer-heat, preventing malaria, and cooling blood.

Veronica officinalis is a one-year to two-year herbaceous plant of the order tubuliformes and the family scrophulariaceae, widely distributed in the northern part of continental europe and in temperate and subtropical regions in the world, produced in all parts of the south and north of china, and is a common weed in large fields. Veronica contains ferulic acid, 3-O-acetyl oleanolic acid, 3, 4-dimethyl cinnamic acid, daucosterol, beta-sitosterol, mannitol, etc., and also contains 4-methoxy-high-radix scutellariae baicalein-7-O-D-glucoside, 6-hydroxy luteolin-7-O-diglucoside, cosmosiin and luteolin-7-O-glucopyranoside. It can be used for treating hematemesis, hernia, orchitis, and leucorrhea.

The purslane, the artemisia annua and the veronica are common weeds in the field, the raw materials are easy to obtain, the waste utilization is realized, and the production cost is reduced. Meanwhile, the purslane, the artemisia annua and the veronica contain a plurality of nutrient substances and a plurality of chemical components, so that the activity of soil germs and plant diseases and insect pests can be effectively inhibited, the production of plant root systems is promoted, the overall immunity of crops is improved, and the yield and the quality of the crops are improved.

The preparation method of the compound liquid fertilizer comprises the following steps:

In the invention, mineral potassium fulvate and boric acid are mixed with water and heated, wherein the heating temperature is 35-50 ℃, and is preferably 38-42 ℃. The invention can promote the rapid dissolution of the mineral potassium fulvate and the boric acid by heating and stirring.

In the invention, the rotating speed of the stirring is 300-400 r/min, preferably 350-380 r/min.

In the invention, purslane, artemisia annua and veronica is respectively ground into grass pulp. The present invention is not limited to a specific polishing method. As an optional implementation mode, the whole plant of the purslane, the artemisia annua and the veronica officinalis is taken, washed clean by clear water and put into a high-concentration disc mill for grinding. The invention breaks plant cells through a pulping process, so as to be beneficial to flowing out of various active ingredients in the cells.

The straw pulp is extruded and filtered by a 100-200-mesh silk net, and the silk net is preferably 150 meshes.

The invention also provides application of the compound liquid fertilizer in improving crop yield. The present invention is not limited to specific varieties of crops, including but not limited to common commercial crops such as rice, corn, wheat, sweet potato, radish, cabbage, apple, pear, corn and soybean.

The composite liquid fertilizer is diluted by 800-1500 times and applied with water, and preferably diluted by 1000-1200 times. As an alternative embodiment, the compound liquid fertilizer can be applied along with a drip irrigation or spraying system, and can also be applied by spraying, flushing and injecting.

The technical solutions provided by the present invention are described in detail below with reference to examples, but they should not be construed as limiting the scope of the present invention.

Example 1

The embodiment provides a compound liquid fertilizer, the fertilizer raw materials are: 1kg of water, 30g of mineral potassium fulvate, 47g of monoammonium phosphate, 16g of boric acid, 16g of zinc sulfate, 15g of magnesium sulfate, 14g of vitamin, 0.6kg of purslane, 0.8kg of artemisia annua and 0.7kg of veronica officinalis. The vitamins comprise vitamin C4g, vitamin B3 g, vitamin A4 g, and folic acid 3 g.

The preparation method comprises the following steps: mixing mineral source potassium fulvate, boric acid and water, heating to 40 ℃, and stirring at 400r/min for 15min to obtain a product I; under the state of continuous stirring, sequentially adding monoammonium phosphate, zinc sulfate, magnesium sulfate and vitamins into the product I, and mixing and dissolving to obtain a product II; and respectively grinding the purslane, the artemisia annua and the veronica into grass pulp by a high-concentration disc mill, extruding and filtering by using a 150-mesh silk net, adding the filtrate into the product II, and uniformly mixing to obtain the compound liquid fertilizer.

Example 2

This example differs from example 1 only in that: the fertilizer comprises the following raw materials: 1kg of water, 28g of mineral potassium fulvate, 60g of monoammonium phosphate, 15g of boric acid, 16g of zinc sulfate, 18g of magnesium sulfate, 20g of vitamin, 0.8kg of purslane, 0.5kg of artemisia annua and 0.6kg of veronica officinalis. The vitamins comprise vitamin C10 g, vitamin B4 g, and vitamin A6 g.

Example 3

This example differs from example 1 only in that: the fertilizer comprises the following raw materials: 0.8kg of water, 28g of mineral potassium fulvate, 48g of monoammonium phosphate, 17g of boric acid, 14g of zinc sulfate, 16g of magnesium sulfate, 18g of vitamin, 0.7kg of purslane, 0.7kg of artemisia annua and 0.8kg of veronica officinalis. Wherein the vitamins comprise vitamin C10 g and vitamin B8 g.

Example 4

This example differs from example 1 only in that: mixing mineral potassium fulvate, boric acid and water, heating to 45 ℃, and stirring at 350r/min for 13min to obtain a product I.

Example 5

This example differs from example 1 only in that: grinding herba Portulacae, herba Artemisiae Annuae, and herba Veronicae Didyma into pulp with high concentration disc mill, squeezing and filtering with 200 mesh silk net, adding filtrate into product II, and mixing.

Comparative example 1

The only difference from example 1 is: the same procedure as in example 1 was repeated except that the purslane, artemisia annua and veronica filtrate were not included.

Comparative example 2

The only difference from example 1 is: the purslane filtrate was not included, and the rest was the same as in example 1.

Comparative example 3

The only difference from example 1 is: the procedure of example 1 was repeated except that no vitamin was contained.

Comparative example 4

The only difference from example 1 is: the procedure of example 1 was repeated except that the mineral potassium fulvate was not contained.

Comparative example 5

The only difference from example 1 is: the fertilizer comprises the following raw materials: 1kg of water, 10g of mineral potassium fulvate, 32g of monoammonium phosphate, 16g of boric acid, 16g of zinc sulfate, 15g of magnesium sulfate, 40g of vitamin, 0.6kg of purslane, 0.8kg of artemisia annua and 0.7kg of veronica officinalis. Wherein the vitamins comprise 24g of vitamin C, 6g of vitamin B, 4g of vitamin A and 6g of folic acid.

Comparative example 6

The only difference from example 1 is: the fertilizer comprises the following raw materials: 1kg of water, 30g of mineral potassium fulvate, 47g of monoammonium phosphate, 16g of boric acid, 16g of zinc sulfate, 15g of magnesium sulfate, 14g of vitamin, 2kg of purslane, 0.8kg of artemisia annua and 2kg of veronica officinalis. The vitamins comprise vitamin C4g, vitamin B3 g, vitamin A4 g, and folic acid 3 g.

Comparative example 7

The only difference from example 1 is: the preparation method comprises the following steps: directly mixing mineral potassium fulvate, boric acid, monoammonium phosphate, zinc sulfate, magnesium sulfate and vitamins with water, heating to 40 ℃, and stirring at 400r/min for 15min to obtain a product I; grinding herba Portulacae, herba Artemisiae Annuae, and herba Veronicae Didyma into grass pulp with high concentration disc mill, squeezing and filtering with 150 mesh silk net, adding filtrate into product I, and mixing to obtain compound liquid fertilizer.

Example 6

10 corn test fields with similar soil quality are selected to carry out single-factor experiments, the experimental groups 1 to 3 respectively adopt the composite liquid fertilizer prepared in the embodiment 1, the embodiment 3 and the embodiment 5, and the control groups 1 to 7 respectively adopt the composite liquid fertilizer prepared in the comparative examples 1 to 7. Except for different choices of the compound liquid fertilizer, other planting modes, field management modes, fertilizing amount, fertilizing time and the like of each test field are the same. The fertilizer is applied to each test field by 1.2 liters per mu, is diluted by 1000 times and is applied along with water at a corn seedling stage, a corn ear stage and a large flare stage respectively, and the application amount is 0.4 liter each time. The corn yield and corn quality of each test field were counted, and the results are shown in table 1.

TABLE 1 corn yield and fruit quality

As can be seen from table 1, the corn yield and corn quality in the experimental groups 1 to 3 are high, wherein the corn yield and corn quality of the experimental group 1 are highest, the yield reaches 802.3 kg/mu, the thousand seed weight reaches 265.9g, the volume weight reaches 721.7g/L, the crude protein content is 12.8%, and the crude protein content is respectively increased by 23.72%, 23.88%, 7.61% and 5.4% compared with the control group 1; respectively increased by 25.12%, 16.85%, 6.93% and 3.8% compared with control group 7. The compound liquid fertilizer obtained by reasonable proportioning of the raw materials and corresponding process treatment can provide balanced nutrition supply for crops, and effectively improve the crop yield and the crop quality.

Example 7

10 wheat test fields with similar soil quality are selected to carry out single-factor experiments, the experimental groups 1 to 3 respectively adopt the composite liquid fertilizer prepared in the embodiment 1, the embodiment 3 and the embodiment 5, and the control groups 1 to 7 respectively adopt the composite liquid fertilizer prepared in the comparative examples 1 to 7. Except for different choices of the compound liquid fertilizer, other planting modes, field management modes, fertilizing amount, fertilizing time and the like of each test field are the same. The fertilizer is applied to each test field by 1 liter per mu, diluted by 1200 times and applied along with water in the ear-pulling and booting stage and the milk filling and maturing stage of the wheat respectively, and the application amount is 0.5 liter each time. The wheat yield and the wheat quality of each test field were counted, and the results are shown in Table 2.

TABLE 2 wheat yield and wheat quality

As can be seen from Table 2, the wheat yield and the wheat quality in the experimental groups 1-3 are higher, wherein the wheat yield and the wheat quality in the experimental group 1 are highest, the yield reaches 558.9 kg/mu, the volume weight reaches 791.2g/L, and the wheat yield and the wheat quality are respectively improved by 28.40% and 10.05% compared with the wheat yield and the wheat quality in the control group 1; the improvement is 24.48 percent and 7.75 percent compared with the control group 7 respectively. And the field lodging area of the experimental group 1 is only 0.51 percent, which is reduced by 1.5 percent compared with the control group 1 and 1.15 percent compared with the control group 7. The compound liquid fertilizer obtained by reasonable proportioning of the raw materials and corresponding process treatment can provide balanced nutrition supply for crops, effectively improve the crop yield and the crop quality, promote the growth of plant roots and improve the stress resistance of the crops.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The compound liquid fertilizer is characterized by comprising the following components in parts by weight: 400-1200 parts of water, 20-40 parts of mineral potassium fulvate, 40-80 parts of monoammonium phosphate, 10-20 parts of boric acid, 10-20 parts of zinc sulfate, 10-20 parts of magnesium sulfate, 10-30 parts of vitamin, 300-800 parts of purslane, 200-800 parts of artemisia annua and 200-800 parts of Veronica officinalis.

2. The fertilizer according to claim 1, comprising in parts by weight: 500-1000 parts of water, 25-30 parts of mineral potassium fulvate, 50-60 parts of monoammonium phosphate, 12-18 parts of boric acid, 12-18 parts of zinc sulfate, 15-18 parts of magnesium sulfate, 15-25 parts of vitamin, 500-700 parts of purslane, 400-600 parts of artemisia annua and 500-700 parts of Veronica officinalis.

3. The fertilizer according to claim 1, wherein said vitamins comprise one or more of vitamin C, vitamin B, vitamin A, vitamin H, folic acid.

4. The fertilizer according to claim 1, wherein the purslane, artemisia annua and veronica are all whole fresh grass plants.

5. The method for preparing the compound liquid fertilizer as claimed in any one of claims 1 to 4, characterized by comprising the steps of:

6. The method according to claim 5, wherein the heating temperature is 35 to 50 ℃.

7. The preparation method according to claim 5, wherein the rotation speed of the stirring is 300 to 400 r/min.

8. The preparation method according to claim 5, wherein the straw pulp is extruded and filtered by a silk screen of 100-200 meshes.

9. Use of the compound liquid fertilizer as claimed in any one of claims 1 to 4 for increasing crop yield.

10. The use of claim 9, wherein the compound liquid fertilizer is diluted 800-1500 times and applied with water.