阅读说明：本技术 一种茄子秸秆制作蔬菜栽培基质的方法 (Method for preparing vegetable culture medium by eggplant straws ) 是由 高秀瑞 武彦荣 李冰 张敬敬 潘秀清 刁春英 史宇凡 刘婧颖 于 2021-10-26 设计创作，主要内容包括：本发明公开了一种茄子秸秆制作蔬菜栽培基质的方法,包括如下步骤：一、将茄子秸秆切断、粉碎,备用；二、取粉碎的秸秆,喷施50％的多菌灵可湿性粉剂400-800倍液,混合、覆薄膜,腐熟；三、取含水量40-60％的有机肥,和腐熟后秸秆质量以2-5：1的比例混合；四、按混合料质量的5-8％喷洒尿素,按每吨混合料80-120g的比例添加有机物料腐熟剂,将物料堆积成堆体,进行好氧发酵,当温度上升至45℃以上后,发酵12d；五、将发酵物料进行二次反堆、发酵,以便充分腐熟至物料变成黑褐色,含水量达到30％以下,无臭味,堆体松垮,堆体温度低于30℃发酵结束。本发明制作方法简便易行,降低了生产成本,秸秆腐熟完全,实现废弃物的循环利用,降低环境污染,适用于蔬菜秸秆再利用。(The invention discloses a method for preparing a vegetable culture medium by eggplant straws, which comprises the following steps: cutting and crushing eggplant straws for later use; secondly, spraying 400-fold and 800-fold liquid of 50 percent carbendazim wettable powder to crushed straws, mixing, coating a film and decomposing; thirdly, taking organic fertilizer with water content of 40-60% and thoroughly decomposed straw, wherein the mass ratio of the organic fertilizer to the decomposed straw is 2-5:1, mixing; spraying urea according to 5-8% of the mass of the mixture, adding an organic material decomposing agent according to the proportion of 80-120g per ton of the mixture, stacking the materials into a pile, performing aerobic fermentation, and fermenting for 12 days after the temperature rises to over 45 ℃; fifthly, performing secondary reverse stacking and fermentation on the fermented materials so as to fully decompose the materials until the materials become black brown, the water content reaches below 30%, no odor exists, the stack is collapsed, and the fermentation is finished when the temperature of the stack is lower than 30 ℃. The preparation method is simple and easy to implement, reduces the production cost, completely decomposes the straw, realizes the recycling of waste, reduces the environmental pollution, and is suitable for recycling the vegetable straw.)

1. A method for preparing a vegetable culture medium by eggplant straws is characterized by comprising the following steps: the method comprises the following steps:

cutting and crushing eggplant straws for later use;

step two, spraying the 400-fold liquid of 50 percent carbendazim wettable powder and 800-fold liquid on the crushed eggplant straws obtained in the step one, uniformly mixing, coating a film, and stacking, sealing and decomposing;

taking an organic fertilizer with the water content of 40-60%, wherein the mass ratio of the organic fertilizer to the straw material decomposed in the second step is 2-5:1, mixing and stirring uniformly;

spraying urea according to 5-8% of the mass of the mixture in the step three, adding an organic material decomposing agent according to the proportion of 80-120g of the mixture per ton, stacking the materials into a pile, performing aerobic fermentation, and fermenting for 12 days after the temperature rises to over 45 ℃;

and step five, performing secondary reverse stacking and fermentation on the fermented materials obtained in the step four so as to fully decompose the materials until the materials become black brown, the water content of the materials is below 30%, the materials are odorless and loose, and the fermentation is finished when the temperature of the pile is lower than 30 ℃.

2. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: in the first step, the straws are cut into small sections of 8-12 cm and placed in a dry place for later use.

3. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: spraying 600 times of liquid of 50% carbendazim wettable powder in the second step; stacking, sealing and decomposing for 2-3 months.

4. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: the organic fertilizer in the third step is animal metabolite, and the animal metabolite is one or more of sheep manure, cow manure, horse manure and donkey manure; the mass ratio of the organic fertilizer to the straw material is 3: 1.

5. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: in the fourth step, ferment is added according to the proportion of 100g per ton of the mixture.

6. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: and in the fourth step, the stack body is provided with a plurality of vent pipes, the vent pipes are uniformly distributed along the upper surface of the stack body, and the vent pipes are vertically inserted into the stack body.

7. A method for making a vegetable culture medium from eggplant straws as claimed in claim 1, wherein: and fifthly, the reverse reactor is provided with a plurality of vent pipes, the vent pipes are uniformly distributed along the upper surface of the reverse reactor body, and the vent pipes are vertically inserted into the reverse reactor body.

8. A method for making a vegetable cultivation substrate from eggplant stalks as claimed in claim 6 or 7, characterized in that: the breather pipe is equipped with a plurality of air vents, the air vent sets up along the circumference interval of breather pipe, the breather pipe inserts the bottom that the end is close to the heap body in the heap body.

9. A method for making a vegetable culture medium from eggplant stalks as claimed in claim 8, wherein: when the water content of the stack is lower than 40%, 1:10-30 brown sugar water is sprayed to supplement water, so that the water content of the stack is kept between 40-50%.

10. A method for making a vegetable cultivation substrate from eggplant stalks as claimed in claim 9, wherein: spraying 1:20 brown sugar water to supplement water.

Technical Field

The invention belongs to the technical field of agricultural substrates, and particularly relates to a method for preparing a vegetable culture substrate by eggplant straws.

Background

At present, the method for scientifically and reasonably utilizing the straws of the vegetables after seedling pulling is a very environment-friendly method. In addition, the vegetable culture medium is mostly made of vermiculite, turf and the like, so that the cost is high, and the corresponding N, P and other nutrient element proportion and supplement are lacked, so that the phenomena of incomplete nutrient components, poor permeability and difficulty in mastering the technology are easily caused, the vegetable growth is poor, the yield and the quality are poor, the economic loss is large, and the planting cost is increased.

Disclosure of Invention

The invention provides a method for preparing a vegetable culture medium by eggplant straws, which solves the problems in the prior art, further improves the prior process, ensures that the preparation method is simple and easy, reduces the production cost, realizes complete straw decomposition, realizes the recycling of wastes and reduces the environmental pollution.

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

a method for preparing a vegetable culture medium by eggplant straws comprises the following steps:

cutting and crushing eggplant straws for later use;

step two, spraying the 400-fold liquid of 50 percent carbendazim wettable powder and 800-fold liquid on the crushed eggplant straws obtained in the step one, uniformly mixing, coating a film, and stacking, sealing and decomposing;

step three, mixing and stirring uniformly organic fertilizer with water content of 40-60%, the organic fertilizer and the straw material decomposed in the step two according to the mass ratio of 2-5: 1;

spraying urea according to 5-8% of the mass of the mixture in the step three, adding an organic material decomposing agent according to the proportion of 80-120g of the mixture per ton, stacking the materials into a pile, performing aerobic fermentation, and fermenting for 12 days after the temperature rises to over 45 ℃;

and step five, performing secondary reverse stacking and fermentation on the fermented materials obtained in the step four so as to fully decompose the materials until the materials become black brown, the water content of the materials is below 30%, the materials are odorless and loose, and the fermentation is finished when the temperature of the pile is lower than 30 ℃.

Further, in the first step, the straws are cut into small sections of 8-12 cm and placed in a dry place for later use.

Further, spraying 600 times of liquid of 50% carbendazim wettable powder in the step two; stacking, sealing and decomposing for 2-3 months.

Further, the organic fertilizer in the third step is an animal metabolite, and the animal metabolite is one or more of sheep manure, cattle manure, horse manure and donkey manure; the mass ratio of the organic fertilizer to the straw material is 3: 1.

Further, in the fourth step, the organic material decomposing agent is added according to the proportion of 100g per ton of the mixture.

Furthermore, the stack body in the fourth step is provided with a plurality of vent pipes, the vent pipes are uniformly distributed along the upper surface of the stack body, and the vent pipes are vertically inserted into the stack body.

Furthermore, in the fifth step, the reverse stack body is provided with a plurality of vent pipes, the vent pipes are uniformly distributed along the upper surface of the reverse stack body, and the vent pipes are vertically inserted into the reverse stack body.

Furthermore, the vent pipe is provided with a plurality of vent holes which are arranged at intervals along the circumferential direction of the vent pipe, and the vent pipe is inserted into the stack body end and is close to the bottom of the stack body.

Further, when the water content of the stack is lower than 40%, 1:10-30 brown sugar water is sprayed to supplement water, so that the water content of the stack is kept between 40-50%.

Further, 1:20 brown sugar water is sprayed to supplement water.

As the invention adopts the invention, compared with the prior art, the invention has the technical progress that:

the eggplant straw serving as the raw material is wide in source, low in price, simple to manufacture and safe to use, the ingredients are well decomposed and completely decomposed mainly by using the organic fertilizer, the pollution of waste to the environment is avoided, and the recycling of the waste is realized; in conclusion, the manufacturing method is simple and easy to implement, reduces the production cost, completely decomposes the straws, realizes the recycling of wastes, reduces the environmental pollution, and is suitable for recycling the vegetable straws.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic view of the structure of the vent pipe arrangement in the fermentation process according to the embodiment of the present invention;

FIG. 2 is a schematic view of a vent pipe according to an embodiment of the present invention;

FIG. 3 is a block diagram of an embodiment of the present invention.

Labeling components: 1-pile body, 2-vent pipe, 3-vent hole, 4-electromagnetic valve, 5-PLC controller, 6-temperature detector and 7-power supply.

Detailed Description

The following description is given in conjunction with preferred embodiments of the present invention. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

In the fermentation process of the stack body 1, a plurality of vent pipes 2 are inserted into the stack body 1, the vent pipes 2 are provided with a plurality of vent holes 3, the vent holes 3 are arranged at intervals along the circumferential direction and the axial direction of the vent pipes 2, the vent pipes 2 are arranged to prevent the stack body 1 from having overhigh temperature inside the stack body 1 in the fermentation process, the vent pipes 2 are used for enabling high-temperature gas inside the stack body 1 to be discharged out of the stack body 1 and reducing the temperature inside the fermentation stack, and the vent pipes 2 are provided with a plurality of vent holes 3 in the axial direction, so that the high-temperature gas at different thicknesses of the stack body 1 can enter the vent pipes 2 through the vent holes 3 and then be discharged out of the stack body 1; temperature-detecting appearance 6 is close to the exit end to breather pipe 2, temperature-detecting appearance 6 passes through electric wire connection PLC controller 5, solenoid valve 4 is connected to PLC controller 5 electricity, PLC controller 5 sets for the temperature threshold value, if 45 ℃, solenoid valve 4 passes through bolted connection in the exit of breather pipe 2, temperature-detecting appearance 6 surveys the temperature of the high-temperature gas in breather pipe 2, temperature-detecting appearance 6 transmits the temperature signal of survey for PLC controller 5, PLC controller 5 is through the received temperature signal of analysis, when the temperature is higher than 45 ℃, PLC controller 5 sends the opening signal solenoid valve 4 to solenoid valve 4 and opens, when the temperature is less than 45 ℃, PLC controller 5 sends closing signal solenoid valve 4 to solenoid valve 4 and closes, this kind of setting can keep the temperature in the fermentation heap to 45 ℃.

The following embodiments are described in conjunction with fig. 1, 2 and 3.

Example 1

Method for preparing vegetable culture medium by eggplant straws

(1) Removing young fruits, branches and leaves with disease spots from the collected seedling-pulling eggplant straws, leaving fresh, non-rotten and moldy parts, cutting the fresh, non-rotten and moldy parts into small sections of 8-12 cm, crushing the small sections by a crusher, and placing the small sections in a dry place for later use.

(2) And (3) spraying 600 times of 50% carbendazim wettable powder solution to crushed eggplant straws while stirring, uniformly mixing, coating a film, and stacking, sealing and decomposing for 2-3 months.

(3) Weighing sheep manure with the water content of 40-60%, mixing the sheep manure and straw materials after decomposition in a mass ratio of 3:1, uniformly stirring, spraying urea in an amount of 5% of the mass of the mixture, adding an organic material decomposition agent in an amount of 100g per ton, stacking the materials into a stack 1 with the width of 3 meters and the height of 1.5 meters, performing aerobic fermentation, vertically inserting a plurality of vent pipes 2 into the stack 1 after the temperature rises to above 45 ℃, wherein the diameters of the vent pipes 2 are 3-8 centimeters, preferably the diameters of the vent pipes 2 are 5 centimeters, the distance between adjacent vent pipes 2 is 30 centimeters, the vent pipes 2 are inserted into the stack 1 from the upper surface of the stack 1 until the bottoms of the vent pipes 2 are close to the bottom of the stack 1, preferably one ends of the vent pipes 2 are closed, the closed ends are inserted into the stack 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5) through electric wires, the PLC controller 5 is connected with a power supply 7 through an electric wire, the opening end of the vent pipe 2 is connected with the electromagnetic valve 4 through a bolt, the electromagnetic valve 4 is connected with the PLC controller 5 through an electric wire, the water content of the stack body 1 is monitored at any time in the fermentation process, when the water content of the stack body 1 is lower than 40%, 1:20 brown sugar water is sprayed to the side surface and the upper surface of the stack body 1 to supplement water, so that the water content of the stack body 1 is kept between 40 and 50 percent (namely the stack body is held by hands to be conglobated, falls off 1 meter from the ground to be crushed and scattered) and is fermented for 12 days.

(4) The fermented mixture is reversely piled, a plurality of vent pipes 2 are vertically inserted into a pile body 1, the diameter of each vent pipe 2 is 3 cm, the distance between every two adjacent vent pipes 2 is 25 cm, the vent pipes 2 are inserted into the pile body 1 from the upper surface of the pile body 1 until the bottoms of the vent pipes are close to the bottom of the pile body 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5 through wires, the PLC controller 5 is connected with a power supply 7 through wires, the open ends of the vent pipes 2 are connected with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with the PLC controller 5 through wires, the water content of the pile body 1 is monitored at any time in the fermentation process, when the water content of the pile body 1 is lower than 40%, 1:20 brown sugar water is sprayed to the side surface and the upper surface of the pile body 1 to supplement water content, so that the water content of the pile body 1 is kept between 40 and 50%, and secondary fermentation is carried out, so as to be thoroughly decomposed, when the materials become black brown and the water content reaches below 30 percent, no odor exists, the heap body 1 is loosened, and the temperature of the heap body 1 is below 30 ℃, the fermentation is finished.

Example 2

Method for preparing vegetable culture medium by eggplant straws

(1) Removing young fruits, branches and leaves with disease spots from the collected seedling-pulling eggplant straws, leaving fresh, non-rotten and mildewed parts, cutting the fresh, non-rotten and mildewed parts into small sections of 8-12 cm, crushing the small sections by using a crusher, and placing the small sections in a dry place for later use.

(2) And (3) spraying 800 times of 50% carbendazim wettable powder solution to crushed eggplant straws while stirring, uniformly mixing, coating a film, and stacking, stewing and decomposing for 2-3 months.

(3) Weighing cow dung with the water content of 40-60%, uniformly mixing and stirring the cow dung and straw materials after decomposition in a mass ratio of 2:1, spraying urea in an amount of 6% of the mass of the mixture, adding an organic material decomposition agent in an amount of 80g per ton, stacking the materials into a stack 1 with the width of 3 meters and the height of 1.5 meters, performing aerobic fermentation, vertically inserting a plurality of vent pipes 2 into the stack 1 when the temperature rises to above 45 ℃, wherein the diameters of the vent pipes 2 are 5 centimeters, the distance between adjacent vent pipes 2 is 35 centimeters, inserting the vent pipes 2 into the stack 1 from the upper surface of the stack 1 until the bottoms of the vent pipes 2 are close to the bottom of the stack 1, connecting the upper ends of the vent pipes 2 with a temperature detector 6 through bolts, connecting the temperature detector 6 with a PLC (programmable logic controller) 5 through electric wires, connecting the PLC (programmable logic controller) 5 with a power supply 7 through electric wires, connecting the open ends of the vent pipes 2 with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with a PLC (programmable logic controller) 5 through an electric wire, the water content of the stack body 1 is monitored at any time in the fermentation process, when the water content of the stack body 1 is lower than 40%, 1:10 brown sugar water is sprayed to the side surface and the upper surface of the stack body 1 to supplement water, so that the water content of the stack body 1 is kept between 40% and 50%, and the stack body is fermented for 12 days.

(4) The fermented mixture is reversely piled, a plurality of vent pipes 2 are vertically inserted into a pile body 1, the diameter of each vent pipe 2 is 3 cm, the distance between every two adjacent vent pipes 2 is 25 cm, the vent pipes 2 are inserted into the pile body 1 from the upper surface of the pile body 1 until the bottoms of the vent pipes 2 are close to the bottom of the pile body 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5 through electric wires, the PLC controller 5 is connected with a power supply 7 through electric wires, the open ends of the vent pipes 2 are connected with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with the PLC controller 5 through electric wires, the water content of the pile body 1 is monitored at any time in the fermentation process, when the water content of the pile body 1 is lower than 40%, 1:10 brown sugar water is sprayed to the side surface and the upper surface of the pile body 1 to supplement water content, so that the water content of the pile body 1 is kept between 40-50%, and secondary fermentation is carried out, so as to be thoroughly decomposed, when the materials become black brown and the water content reaches below 30 percent, no odor exists, the heap body 1 is loosened, and the temperature of the heap body is below 30 ℃, the fermentation is finished.

Example 3

Method for preparing vegetable culture medium by eggplant straws

(1) Removing young fruits, branches and leaves with disease spots from the collected seedling-pulling eggplant straws, leaving fresh, non-rotten and moldy parts, cutting the fresh, non-rotten and moldy parts into small sections of 8-12 cm, crushing the small sections by a crusher, and placing the small sections in a dry place for later use.

(2) And (3) spraying 400 times of liquid of 50% carbendazim wettable powder to crushed eggplant straws while stirring, uniformly mixing, covering with a film, and stacking, stewing and decomposing for 2-3 months.

(3) Weighing horse dung with the water content of 40-60%, uniformly mixing and stirring the horse dung and straw materials after decomposition in a mass ratio of 5:1, spraying urea in an amount of 8% of the mass of the mixture, adding a fermentation microbial inoculum in an amount of 120g per ton, stacking the materials into a stack body 1 with the width of 3 meters and the height of 1.5 meters, performing aerobic fermentation, vertically inserting a plurality of vent pipes 2 into the stack body 1 when the temperature rises to above 45 ℃, wherein the diameters of the vent pipes 2 are 8 centimeters, the distance between every two adjacent vent pipes 2 is 50 centimeters, the vent pipes 2 are inserted into the stack body 1 from the upper surface of the stack body until the bottoms of the vent pipes 2 are close to the bottom of the stack body 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5 through electric wires, the PLC controller 5 is connected with a power supply 7 through electric wires, the open ends of the vent pipes 2 are connected with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with a PLC (programmable logic controller) 5 through an electric wire, the water content of the stack body 1 is monitored at any time in the fermentation process, when the water content of the stack body 1 is lower than 40%, 1:30 brown sugar water is sprayed to the side surface and the upper surface of the stack body 1 to supplement water, so that the water content of the stack body 1 is kept between 40% and 50%, and the stack body is fermented for 12 days.

(4) The fermented mixture is reversely piled, a plurality of vent pipes 2 are vertically inserted into a pile body 1, the diameter of each vent pipe 2 is 3 cm, the distance between every two adjacent vent pipes 2 is 20 cm, the vent pipes 2 are inserted into the pile body 1 from the upper surface of the pile body 1 until the bottoms of the vent pipes 2 are close to the bottom of the pile body 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5 through electric wires, the PLC controller 5 is connected with a power supply 7 through electric wires, the open ends of the vent pipes 2 are connected with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with the PLC controller 5 through electric wires, the water content of the pile body 1 is monitored at any time in the fermentation process, when the water content of the pile body 1 is lower than 40%, 1:30 of brown sugar water is sprayed to the side surface and the upper surface of the pile body 1 to supplement water content, so that the water content of the pile body 1 is kept between 40 and 50, and secondary fermentation is carried out, so as to be thoroughly decomposed, when the materials become black brown and the water content reaches below 30 percent, no odor exists, the heap body 1 is loosened, and the temperature of the heap body 1 is below 30 ℃, the fermentation is finished.

Example 4

Method for preparing vegetable culture medium by eggplant straws

(1) Removing young fruits, branches and leaves with disease spots from the collected seedling-pulling eggplant straws, leaving fresh, non-rotten and moldy parts, cutting the fresh, non-rotten and moldy parts into small sections of 8-12 cm, crushing the small sections by a crusher, and placing the small sections in a dry place for later use.

(2) And (3) spraying 700 times of 50% carbendazim wettable powder solution to crushed eggplant straws while stirring, uniformly mixing, coating a film, and stacking, stewing and decomposing for 2-3 months.

(3) Weighing donkey manure with water content of 40-60%, donkey manure and straw materials after decomposition, mixing and stirring uniformly according to the mass ratio of 4:1, spraying urea according to 7% of the mass of the mixture, adding fermentation inoculum according to the proportion of 110g per ton, stacking the materials into a stack body 1 with the width of 3 meters and the height of 1.5 meters, carrying out aerobic fermentation, vertically inserting a plurality of vent pipes 2 on the stack body 1 when the temperature rises to above 45 ℃, wherein the diameter of each vent pipe 2 is 7 centimeters, the distance between every two adjacent vent pipes 2 is 45 centimeters, the vent pipes 2 are inserted into the stack body 1 from the upper surface of the stack body 1 until the bottoms of the vent pipes 2 are close to the bottom of the stack body 1, the upper ends of the vent pipes 2 are connected with a temperature detector 6 through bolts, the temperature detector 6 is connected with a PLC (programmable logic controller) 5 through electric wires, the PLC controller 5 is connected with a power supply 7 through electric wires, the open ends of the vent pipes 2 are connected with an electromagnetic valve 4 through bolts, the electromagnetic valve 4 is connected with the PLC 5 through an electric wire, the water content of the stack body 1 is monitored at any time in the fermentation process, when the water content of the stack body 1 is lower than 40%, 1:15 brown sugar water is sprayed to the side surface and the upper surface of the stack body 1 to supplement water, the water content of the stack body 1 is kept between 40% and 50%, and the stack body is fermented for 12 days.

(4) Piling the fermented mixture, vertically inserting a plurality of vent pipes 2 into a pile body 1, enabling the diameters of the vent pipes 2 to be 4 cm, enabling the distance between the adjacent vent pipes 2 to be 30 cm, enabling the vent pipes 2 to be inserted into the pile body 1 from the upper surface of the pile body 1 until the bottoms of the vent pipes 2 are close to the bottom of the pile body 1, enabling the upper ends of the vent pipes 2 to be connected with a temperature detector 6 through bolts, enabling the temperature detector 6 to be connected with a PLC (programmable logic controller) 5 through electric wires, enabling the PLC 5 to be connected with a power supply 7 through electric wires, enabling the opening ends of the vent pipes 2 to be connected with an electromagnetic valve 4 through bolts, enabling the electromagnetic valve 4 to be connected with the PLC 5 through electric wires, monitoring the water content of the pile body 1 at any time in the fermentation process, when the water content of the pile body 1 is lower than 40%, spraying 1:15 red sugar water to the side surface and the upper surface of the pile body 1 to supplement water content to be 40-50%, and carrying out secondary fermentation, so as to thoroughly decompose, when the material turns into black brown and the water content reaches below 30 percent,

no odor, the heap 1 is loose, and when the temperature of the heap 1 is below 30 ℃, the fermentation is finished.

The method is also suitable for preparing the vegetable culture medium by other straws.

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 scope of the claims of the present invention.