CN111807894A

CN111807894A - Powder preparation method, powder, fertilizer and application thereof

Info

Publication number: CN111807894A
Application number: CN202010636540.4A
Authority: CN
Inventors: 张志刚; 易洋
Original assignee: Jiangxi Agricultural Science And Technology Co ltd
Current assignee: Jiangxi Agricultural Science And Technology Co ltd
Priority date: 2020-07-05
Filing date: 2020-07-05
Publication date: 2020-10-23

Abstract

The invention discloses a powder preparation method, which comprises the following steps: heating the bamboo leachate, adding rare earth, and keeping the temperature; adding fulvic acid, mixing and stirring, cooling, and keeping the temperature; adding chitosan, and keeping the temperature; adding bamboo charcoal powder, and stirring to room temperature; drying with a dryer to obtain the powder. The invention can effectively extract various growth factors in the bamboo juice, and the full water-soluble bamboo juice powder is obtained by using a brand-new preparation process, so that the growth of plants can be effectively promoted, the granular structure of soil can be improved, the self resistance of crops can be adjusted, and some eubacterial diseases can be effectively killed.

Description

Powder preparation method, powder, fertilizer and application thereof

Technical Field

The invention belongs to the technical field of agriculture, and particularly relates to a powder preparation method, powder, a fertilizer and application thereof.

Background

The soil is the most active circle layer of the earth surface system, is a foundation stone on which human beings live and develop, and is an important material foundation for guaranteeing the safety of human food and ecological environment. With the industrial development and the modernization of agricultural production, the salinization of soil, the hardening of soil, the low utilization rate of chemical fertilizers, the serious diseases and insect pests of soil and the like become increasingly serious problems. The method not only reduces the vitality of the soil but also reduces the yield of the grains, but also has the characteristics of long-term property, concealment, irreversibility and the like. Therefore, soil improvement and remediation become an urgent technical problem to be solved.

The succus Bambusae is juice of stem of Gramineae plant such as herba Lophatheri after baking, and is mostly distributed in Shandong, Henan and the south of Yangtze river basin. Bamboo juice is often used as a traditional Chinese medicine, has the efficacies of clearing lung-heat, reducing pathogenic fire, smoothing phlegm and benefiting consciousness, and is generally used for treating apoplexy with phlegm stagnation, lung heat with phlegm congestion, infantile convulsion, epilepsy, fever with excessive phlegm, high fever with polydipsia, vexation and tetanus. The invention extracts and filters the crude bamboo juice to obtain the bamboo juice essence with various growth factors, and the bamboo juice essence is applied to soil improvement to obtain better effect.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a powder preparation method, a powder, a fertilizer and application thereof, so as to solve the existing soil problem.

In order to achieve the purpose, the technical scheme of the invention is as follows:

a powder preparation method comprises the following steps:

step (1), heating the bamboo juice, adding rare earth and then preserving heat;

step (2), adding fulvic acid, mixing and stirring, cooling and then continuing to preserve heat;

step (3), adding chitosan, and continuing to preserve heat;

step (4), adding bamboo charcoal powder and stirring to room temperature;

and (5) drying by using a dryer to prepare the powder.

In some embodiments of the present application, the preparation method of the bamboo leachate comprises: filtering the crude bamboo juice with a 250-mesh screen for 3 times, sequentially performing ultrafiltration and nanofiltration, and concentrating by 5 times to obtain the bamboo juice.

In some embodiments of the present application, in step (1), the bamboo leachate is heated to 100 ℃, and the temperature is maintained at 100 ℃ for 10 minutes after the rare earth is added.

In some embodiments of the present application, in the step (2), fulvic acid is added, mixed and stirred, and then cooled to 60 ℃ and kept for 1 hour.

In some embodiments of the present application, in step (3), chitosan is added and incubated at 60 ℃ for 30 minutes.

In some embodiments of the present application, the mass ratio of the bamboo leachate, the rare earth, the amino-oligosaccharin, the fulvic acid, and the bamboo charcoal powder is (60-80): (5-10): (3-5): (3-5): (2-5).

In some embodiments of the present application, the bamboo charcoal powder is greater than or equal to 400 mesh; the rare earth is 350-mesh rare earth powder; the fulvic acid is mineral fulvic acid.

Further, the powder obtained is prepared according to the preparation method.

Further, a fertilizer characterized by comprising the powder of claim 8.

Further, the powder or the fertilizer is applied to soil improvement.

Compared with the prior art, the invention has the advantages that:

the invention can effectively extract various growth factors in the bamboo juice, and the full water-soluble bamboo juice powder is obtained by using a brand-new preparation process, so that the growth of plants can be effectively promoted, the granular structure of soil can be improved, the self resistance of crops can be adjusted, and some eubacterial diseases can be effectively killed.

Detailed Description

The present invention will be described in further detail with reference to specific embodiments.

Example 1

Preparing the essence bamboo juice:

filtering the crude bamboo juice with 250 mesh screen for 3 times to remove harmful substances and impurities, sequentially ultrafiltering and nanofiltering, and concentrating for 5 times to obtain the bamboo juice essence. The nutrient contents of various elements in the bamboo juice are detected, and the bamboo juice contains 15% of organic matters, 1.5% of trace elements, 1% of organic potassium and 6.3% of amino acids. Further detection shows that the trace elements contain 0.052% of sodium, 0.027% of magnesium, 0.026% of calcium, 0.002% of iron and 0.0001% of selenium; the amino acids contain 1% of lysine, 0.98% of tryptophan, 1.21% of phenylalanine, 1.42% of methionine, 1.01% of threonine, 0.78% of isoleucine, 0.84% of leucine and 0.66% of valine.

Example 2

Preparation of powder:

heating 60 parts of the essence bamboo juice prepared in the example 1 to 100 ℃, adding 5 parts of rare earth with 350 meshes, uniformly stirring, and then preserving heat for 10 minutes at a constant temperature of 100 ℃; adding 3 parts of mineral fulvic acid, stirring to dissolve the mineral fulvic acid, cooling to 60 ℃, and keeping the temperature for 1 hour at the constant temperature; adding 3 parts of chitosan, and keeping the temperature for 30 minutes at the constant temperature of 60 ℃; adding 2 parts of bamboo charcoal powder with fineness of 400 meshes and above, and stirring to room temperature; drying with a dryer to obtain the water-soluble powder A.

Example 3

Preparation of powder:

taking 80 parts of the essence bamboo juice prepared in the example 1, heating to 100 ℃, adding 10 parts of rare earth with 350 meshes, uniformly stirring, and then preserving heat for 10 minutes at the constant temperature of 100 ℃; adding 5 parts of mineral fulvic acid, stirring to dissolve the mineral fulvic acid, cooling to 60 ℃, and keeping the temperature for 1 hour at the constant temperature; adding 5 parts of chitosan, and keeping the temperature for 30 minutes at the constant temperature of 60 ℃; adding 5 parts of bamboo charcoal powder with fineness of 400 meshes and above, and stirring to room temperature; drying with a dryer to obtain the water-soluble powder B.

Example 4

Preparation of powder:

heating 70 parts of the essence bamboo juice prepared in the example 1 to 100 ℃, adding 8 parts of rare earth with 350 meshes, uniformly stirring, and then preserving heat for 10 minutes at a constant temperature of 100 ℃; adding 4 parts of mineral fulvic acid, stirring to dissolve, cooling to 60 ℃, and keeping the temperature for 1 hour at constant temperature; adding 4 parts of chitosan, and keeping the temperature at the constant temperature of 60 ℃ for 30 minutes; adding 3 parts of bamboo charcoal powder with fineness of 400 meshes and above, and stirring to room temperature; drying with a dryer to obtain the completely water-soluble powder C.

Example 5

The commercial base was mixed with powder B prepared in example 3 according to 7-12: 1 mass ratio, and mixing uniformly to obtain the fertilizer.

The full water-soluble bamboo juice powder can be mixed with a nutrient solution according to the ratio of 1: 50-100 for soilless culture, after the full water-soluble bamboo juice powder is added, the growth of hydroponic crops can be effectively promoted, the corruption condition of the hydroponic nutrient solution is reduced, and the full water-soluble bamboo juice powder is proved to effectively kill some true bacterial diseases. The fertilizer prepared by the invention is applied according to the proportion of 30-45 kg/mu, and the soil granular structure is obviously improved, the phenomenon of crop diseases and insect pests is reduced, and the resistance of crops is adjusted.

Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.

Claims

1. A powder preparation method is characterized by comprising the following steps:

step (1), heating the bamboo juice, adding rare earth and then preserving heat;

step (3), adding chitosan, and continuing to preserve heat;

step (4), adding bamboo charcoal powder and stirring to room temperature;

and (5) drying by using a dryer to prepare the powder.

2. The method for preparing powder of claim 1, wherein the bamboo leachate is prepared by the following steps: filtering the crude bamboo juice with a 250-mesh screen for 3 times, sequentially performing ultrafiltration and nanofiltration, and concentrating by 5 times to obtain the bamboo juice.

3. The method of claim 1, wherein in step (1), the bamboo leachate is heated to 100 ℃, and the temperature is maintained at 100 ℃ for 10 minutes after the rare earth is added.

4. The preparation method according to claim 1, wherein in the step (2), fulvic acid is added, mixed and stirred, and then cooled to 60 ℃ and kept for 1 hour.

5. The method according to claim 1, wherein in the step (3), chitosan is added and the temperature is maintained at 60 ℃ for 30 minutes.

6. The preparation method of claim 1, wherein the mass ratio of the bamboo leachate, the rare earth, the amino-oligosaccharin, the fulvic acid and the bamboo charcoal powder is (60-80): (5-10): (3-5): (3-5): (2-5).

7. The preparation method of claim 6, wherein the bamboo charcoal powder is not less than 400 mesh; the rare earth is 350-mesh rare earth powder; the fulvic acid is mineral fulvic acid.

8. Powders obtained by the preparation process as claimed in claims 1 to 7.

9. A fertilizer comprising the powder of claim 8.

10. Use of a powder or fertiliser as claimed in claim 9 for soil improvement.