CN112544544A

CN112544544A - Anti-season crayfish breeding system and control method

Info

Publication number: CN112544544A
Application number: CN202011436037.0A
Authority: CN
Inventors: 吴凤斌; 韩永琴
Original assignee: Tangxiang Tieshan Chongqing Intelligent Agricultural Technology Co Ltd
Current assignee: Tangxiang Tieshan Chongqing Intelligent Agricultural Technology Co Ltd
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-03-26
Anticipated expiration: 2040-12-10
Also published as: CN112544544B

Abstract

The invention provides an anti-season crayfish breeding system, and relates to the technical field of crayfish breeding. The invention also provides an out-of-season crayfish breeding control method, and by adopting the out-of-season crayfish breeding system, the crayfish can be bred in winter or in cold regions through the steps of quicklime disinfection, breeding preparation, breeding and the like, so that the economic benefit significance is great.

Description

Anti-season crayfish breeding system and control method

Technical Field

The invention relates to the technical field of crayfish breeding, in particular to an out-of-season crayfish breeding system and a control method.

Background

Freshwater lobster, commonly known as crayfish, belongs to lobster family of decapod order of crustacean of arthropoda, has large head and chest, hard shell and delicious meat, and is a low-fat, low-cholesterol and high-protein nutritional nourishing food. The freshwater lobster has the characteristics of large body size, fat and beautiful meat quality, short growth cycle, high yield and strong adaptability to food and impurity, and is particularly suitable for artificial commercial culture.

The food made from crayfish has the characteristics of rich nutrition, good taste and is widely welcomed. From the annual output analysis in China, supply is not required, particularly in two seasons of winter and spring (a 7-month off season in 9-3 next year), due to low temperature, the market selling amount of the crayfish is reduced sharply, the crayfish dies greatly due to low temperature in winter, the crayfish output is difficult to reach the market demand, and the situation that a crayfish operating shop is busy for 5 months and idle for 7 months is formed. Therefore, there is a need for an out-of-season crayfish farming system and control method that is not affected by low temperature climate.

Disclosure of Invention

The invention aims to provide an out-of-season crayfish breeding system, which can provide a corresponding solution for solving the problems in the prior art and has the beneficial effects of being free from low-temperature climate and breeding crayfish out of season.

The invention also aims to provide an off-season crayfish breeding control method, which can provide a corresponding solution for solving the problems in the prior art and has the beneficial effect of off-season crayfish breeding without being affected by low-temperature climate.

The embodiment of the invention is realized by the following steps:

in a first aspect, the embodiment of the application provides an anti-season crayfish farming systems, including the photovoltaic big-arch shelter, the photovoltaic big-arch shelter is provided with the compost heat supply jar outward, be provided with the circulating water in the compost heat supply jar, fermented fertilizer and electric heating piece, be provided with the pond of growing seedlings in the photovoltaic big-arch shelter, it is provided with the sand blocking net to grow seedlings the pond, circulating pipe and drain pipe, the circulating pipe coils and sets up between sand blocking net and the pond of growing seedlings, two ports of circulating pipe all are connected with the compost heat supply jar, circulating pipe is provided with the pump machine, photovoltaic big-arch shelter top is provided with the solar energy power generation structure, solar energy power generation structure and electric.

In some embodiments of the invention, the solar power generation structure includes a solar panel and a storage battery box electrically connected to each other, the solar panel is disposed on the top of the photovoltaic greenhouse, and the storage battery box is electrically connected to the electric heating plate.

In some embodiments of the present invention, a bracket is disposed in the photovoltaic greenhouse, and the bracket is connected to the storage battery box.

In some embodiments of the invention, a funnel-shaped feeding port is arranged at the top of the compost heat supply tank, and a thermometer is arranged in the seedling raising pool.

In some embodiments of the present invention, a stirring motor is disposed on the top of the compost heat supply tank, the stirring motor is electrically connected to the solar power generation structure, the stirring motor is provided with a rotating shaft extending into the compost heat supply tank, and the rotating shaft is provided with a stirring blade.

In some embodiments of the invention, the bottom of the compost heating tank is provided with a discharge port, and the discharge port is provided with a discharge baffle.

In some embodiments of the invention, a diversion inclined plate is arranged inside the compost heat supply tank, and the diversion inclined plate is matched with the discharge hole.

In some embodiments of the invention, the compost heat supply tank is provided with a heat preservation shell on the surface, and the heat preservation shell comprises a phenolic foam heat preservation shell.

In a second aspect, the embodiment of the application provides an off-season crayfish breeding control method, which is characterized by comprising the off-season crayfish breeding system as claimed in any one of claims 1 to 8, and the method comprises the following steps:

1) preparing for disinfection: spreading silt with the thickness of 15cm in the sand blocking net, and adding water with the depth of 0.5 m into the seedling raising pond;

2) and (3) quicklime disinfection: uniformly splashing quicklime into the seedling raising pool according to the proportion of 0.1-0.15kg per square meter according to the size of the seedling raising pool, controlling the pH value range to 7.5-8.2, and waiting for 2-3 days to finish disinfection;

3) preparing a breeding place: planting float grass in the seedling growing pond after the quicklime sterilization is finished, then adding water, and keeping the water depth to be 1-1.5 m;

4) preparing a heat supply place: firstly, adding fermented fertilizer into a compost heat supply tank, then adding circulating water into the compost heat supply tank, and standing for layering;

5) feeding: putting shrimp larvae with a specification of more than 0.8cm into a nursery pond, putting feed for feeding for 2 times a day, turning on a pump when the water temperature in the nursery pond is lower than 18 ℃, and turning off the pump when the water temperature in the nursery pond is higher than 28 ℃.

6) Fishing: observing the growth trend of the crayfishes, and fishing when the weight of the crayfishes reaches more than 50 g.

In some embodiments of the invention, the aquatic weeds comprise waterweed, goldfish algae, hydrilla verticillata and water hyacinth, the covered area of the water hyacinth accounts for 70% of the area of the seedling raising pool and is blocked by the blocking rope, the feed comprises fish meal, shrimp shell meal, earthworm powder, bean pulp or vinasse, and the fermented fertilizer comprises leaves, vegetables, fruits, excrement or straws.

Compared with the prior art, the embodiment of the invention has at least the following advantages or beneficial effects:

the embodiment of the invention provides an out-of-season crayfish breeding system which comprises a photovoltaic greenhouse, wherein the photovoltaic greenhouse plays a role in keeping out wind and cold. Install compost heat supply jar outside the photovoltaic big-arch shelter, the compost heat supply jar is through the compost heat production, and is energy-concerving and environment-protective. Circulating water and fermented fertilizer are filled in the compost heat supply tank, and a large amount of heat is generated in the fermentation process of the fermented fertilizer to heat the circulating water. Be provided with seedling raising pond in the photovoltaic big-arch shelter, seedling raising pond is provided with and blocks husky net, circulating pipe and drain pipe, and the water in the seedling raising pond can be drained away to the drain pipe, facilitates the use. The sand blocking net separates the silt from the circulating water pipe, so that the heating effect is better, and the life habit of the crayfish is not influenced. Circulating water pipe coils and sets up between blocking sand net and the pond of growing seedlings, and two ports of circulating water pipe all are connected with compost heat supply jar for the circulating water can heat the water in the pond of growing seedlings, provides suitable environment and supplies the crayfish life. The circulating water pipe is provided with a pump machine, and the pump machine plays a role in pressurization and controls the flow speed of circulating water. Photovoltaic big-arch shelter top is provided with solar energy power generation structure, solar energy power generation structure and electric heating piece electric connection for the electric heating piece can preheat the circulating water winter, makes the fermentation fertilizer fermentation. Therefore, the off-season crayfish breeding system provided by the embodiment of the invention has the beneficial effects of being free from low-temperature climate influence, breeding crayfishes out of season, saving energy and protecting environment.

The embodiment of the invention also provides an out-of-season crayfish breeding control method, the out-of-season crayfish breeding system is adopted for breeding, and crayfish can be bred in winter or in cold areas through the steps of quicklime disinfection, breeding preparation, breeding and the like, so that the out-of-season crayfish breeding control method provided by the embodiment of the invention has great economic benefit significance.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural diagram of an out-of-season crayfish breeding system according to an embodiment of the invention;

FIG. 2 is a schematic structural diagram of a compost heating tank provided by an embodiment of the invention;

fig. 3 is a schematic diagram illustrating the coiling of the circulating water pipe according to the embodiment of the present invention.

Icon: 1-photovoltaic greenhouse; 101-a solar power generation structure; 102-a bracket; 1011-solar panel; 1012-an accumulator case; 2-compost heat supply tank; 201-circulating water; 202-fermentation fertilizer; 203-electric heating plates; 204-a feeding port; 205-stirring motor; 206-rotating shaft; 2061-stirring blade; 207-discharge hole; 2071-discharge baffle; 208-a flow guide sloping plate; 209-heat preservation shell; 3-a seedling raising pond; 301-circulating water pipe; 302-sand blocking net; 303-a drain pipe; 3031-valve; 4-silt; 5-water; 6-pump machine.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that are usually placed when the products of the present invention are used, the orientations or positional relationships are only used for convenience of describing the present invention and simplifying the description, but the terms do not indicate or imply that the devices or elements to be referred to must have specific orientations, be constructed in specific orientations, and operate, and therefore, the present invention should not be construed as being limited.

In the description of the embodiments of the present invention, "a plurality" represents at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Examples

Referring to fig. 1 to 3, a specific structure of an out-of-season crawfish breeding system according to an embodiment of the present invention is shown as follows.

The embodiment of the application provides an anti-season crayfish farming systems, including photovoltaic big-arch shelter 1, photovoltaic big-arch shelter 1 is provided with compost heat supply tank 2 outward, be provided with circulating water 201 in the compost heat supply tank 2, fermented fertilizer 202 and electric heating piece 203, be provided with in the photovoltaic big-arch shelter 1 and educate pond 3, it is provided with sand blocking net 302 to educate pond 3, circulating pipe 301 and drain pipe 303, circulating pipe 301 coils and sets up in sand blocking net 302 and educate between the pond 3, two ports of circulating pipe 301 all are connected with compost heat supply tank 2, circulating pipe 301 is provided with

pump machine

6, 1 top in photovoltaic big-arch shelter is provided with solar power generation structure 101, solar power generation structure 101 and electric heating piece 203 electric connection. As shown in fig. 1, the photovoltaic greenhouse 1 can play a role of wind protection and cold insulation, a solar power generation structure 101 is installed at the top of the photovoltaic greenhouse 1, and the solar power generation structure 101 can convert solar energy into electric energy. Compost heat supply tank 2 installs in 1 outside of photovoltaic big-arch shelter (compost heat supply tank 2 can install a plurality ofly to satisfy the user demand), does not occupy 1 inner space of photovoltaic big-arch shelter, and circulating water 201 and fermented fertilizer 202 are packed into compost heat supply tank 2 in, and circulating water 201 is in the upper strata after stewing for a long time, and fermented fertilizer 202 is in the lower floor. The fermented fertilizer 202 can generate heat energy in the fermentation process to heat the circulating water 201, and the water temperature of the circulating water 201 can be kept between 60 and 70 ℃ in the high-temperature stage of the fermentation process to meet the use requirement. The electric heating piece 203 is installed on the inner wall of the compost heating tank 2 and is connected with the solar power generation structure 101 through a cable, the solar power generation structure 101 can provide electric energy for the electric heating piece 203, the electric heating piece 203 is enabled to preheat circulating water 201 and fermented fertilizer 202, normal metabolism activity of compost microorganisms is maintained, and compost efficiency and compost product maturity are improved.

Nursery pond 3 can adopt the form of cement pouring to install in photovoltaic big-arch shelter 1, as shown in fig. 3, lateral wall and the equal bending disk in bottom surface in the nursery pond 3 have same root circulating pipe 301, circulating pipe 301's both ends mouth is fixed on compost heat supply jar 2, one of them income water port is in the circulating water 201 on upper strata, another play water port is in the surface of water top of circulating water 201, circulating water 201 of high temperature enters into circulating pipe 301 in the middle of from the income water port, behind the 5 heat transfer of water in nursery pond 3 and the nursery pond 3, get back to compost heat supply jar 2 from the play water port again, the circulation heating, the heat transfer. Circulating pipe 301 still is connected with pump machine 6, and pump machine 6 can be through the velocity of flow of pressurization mode control circulating water 201 in circulating pipe 301, and it is more convenient to use. The drain pipe 303 is provided with a valve 3031, and the water 5 in the seedling raising pond 3 can be drained by opening the valve 3031, so that the water 5 can be conveniently replaced.

A sand blocking net 302 is also arranged in the seedling raising pond 3, a layer of silt 4 is paved at the bottom of the sand blocking net 302, and the silt 4 is separated from the compost heat supply tank 2 by the sand blocking net 302. The contact part of the sand blocking net 302 and the sediment 4 has small gaps (even no gap can be formed), water 5 can pass through, and the sediment 4 cannot pass through. Crayfish has the habit of holing at silt 4, avoids silt 4 directly to be heated by circulating pipe 301, and the temperature is too high to silt 4 can not flow, and the heat is difficult to scatter, influences crayfish life habit easily. The contact part of the sand blocking net 302 and the sediment 4 has larger gap (but the gap does not exceed the body size of the crayfish to avoid the crayfish passing), so that the water 5 at the two sides of the sand blocking net 302 can conveniently pass through heat exchange. The sand blocking net 302 can also have the function of blocking the crayfishes, so that the crayfishes are prevented from being scalded by the circulating water pipe 301.

The embodiment of the application also provides an off-season crayfish breeding control method which comprises the off-season crayfish breeding system. The method comprises the following steps:

1) preparing for disinfection: and (3) paving 15cm thick sediment 4 in the sand blocking net 302, wherein the sediment 4 can be river sand, and the river sand has fewer pathogenic eggs and is easy to disinfect. Adding 0.5 m deep water 5 into the seedling raising pool 3, wherein the water 5 can be used for pumping river water;

2) and (3) quicklime disinfection: uniformly splashing quicklime into the nursery pond 3 according to the proportion of 0.1-0.15kg per square meter according to the size of the nursery pond 3, controlling the pH value range to 7.5-8.2, waiting for 2-3 days, and finishing disinfection;

3) preparing a breeding place: planting float grass in the seedling raising pond 3 after the quicklime is disinfected, then adding water, and keeping the water depth to be 1-1.5 m;

4) preparing a heat supply place: firstly, adding a fermented fertilizer 202 into the compost heat supply tank 2, then adding circulating water 201 into the compost heat supply tank 2, and standing for layering;

5) feeding: putting shrimp seedlings with the specification of more than 0.8cm into a nursery pond 3, putting feed for feeding for 2 times a day, turning on a pump 6 when the water temperature in the nursery pond 3 is lower than 18 ℃, and turning off the pump 6 when the water temperature in the nursery pond 3 is higher than 28 ℃.

The waterweeds can be selected from the group consisting of waterweeds, goldfish algae, hydrilla verticillata and water hyacinth, the waterweeds, goldfish algae and hydrilla verticillata are planted under the water surface to provide food for crayfishes, the water hyacinth is planted on the water surface, the coverage area of the water hyacinth accounts for 70% of the area of the breeding pond 3, and a habitat is provided for the crayfishes. The water surface floats with the straight blocking rope, the two ends of the blocking rope are fixed on the wall of the seedling raising pool 3, and the blocking rope separates the water hyacinth, so that the water hyacinth is prevented from filling the seedling raising pool 3. The feed can be selected from fish powder, shrimp shell powder, Lumbricus powder, bean cake or distiller's grains. The fermented fertilizer 202 can be selected from leaves, vegetables, melons and fruits, excrement or straws, so that the materials are low in cost.

In some embodiments of the present invention, the solar power generation structure 101 includes a solar panel 1011 and a storage box 1012 electrically connected to each other, the solar panel 1011 is disposed on the top of the photovoltaic greenhouse 1, and the storage box 1012 is electrically connected to the electric heating plate 203. As shown in fig. 1, the solar power generation structure 101 is composed of a solar panel 1011 and a storage box 1012, the solar panel 1011 is laid on the top of the photovoltaic greenhouse 1 and used as the roof of the photovoltaic greenhouse 1, the solar panel 1011 plays a role of shielding in daytime, and crayfishes can actively forage under the low-light environment, so that the crayfishes can grow conveniently. The storage box 1012 is installed inside the photovoltaic greenhouse 1, the electric energy generated by the solar panels 1011 enters the storage box 1012 through the cables to be stored, and the electric energy inside the storage box 1012 is conducted to the electric heating plate 203 through the cables to promote the electric heating plate 203 to generate heat.

Further, as shown in fig. 1, a bracket 102 is further installed in the photovoltaic greenhouse 1, and a storage battery 1012 is fixed to the bracket 102 by means of bolts. The bracket 102 lifts the accumulator housing 1012 to avoid moisture near the ground from affecting the accumulator housing 1012.

In some embodiments of the present invention, as shown in fig. 1 and fig. 2, a funnel-shaped material inlet 204 is formed at the top of the compost heat supplying tank 2, and the material inlet 204 has a thick upper end and a thin lower end, so as to facilitate feeding. Be provided with the thermometer in the pond of growing seedlings 3, the thermometer can be provided with a plurality ofly, and the temperature of pond of growing seedlings 3 is educated in real time monitoring, is convenient for adjust according to the temperature at any time.

In some embodiments of the present invention, a stirring motor 205 is fixedly installed on the top of the compost heating tank 2, the stirring motor 205 is electrically connected to the solar power generation structure 101, the stirring motor 205 is provided with a rotating shaft 206 extending into the compost heating tank 2, and the rotating shaft 206 is provided with a stirring blade 2061. After the stirring motor 205 is powered on, the rotating shaft 206 is driven to rotate, and the rotating shaft 206 drives the stirring blades 2061 to stir the circulating water 201, so that the circulating water 201 is uniformly heated.

Further, a discharge port 207 is arranged at the bottom of the compost heating tank 2, and a discharge baffle 2071 is arranged at the discharge port 207. The discharge port 207 is arranged at the lower end of the compost heating tank 2, and a discharge baffle 2071 is arranged at the port position of the discharge port 207. When the fermented fertilizer 202 in the compost heat supply tank 2 is completely decomposed, the discharging baffle 2071 can be opened to flow out for collection, and the decomposed fermented fertilizer 202 is good fertilizer on crops. After complete removal, new fermented fertilizer 202 can be added from the feed inlet 204 of the compost heat supply tank 2 again for producing heat by fermentation.

Furthermore, a diversion inclined plate 208 is arranged in the compost heating tank 2, and the diversion inclined plate 208 is matched with the discharge hole 207. As shown in fig. 2, the diversion inclined plate 208 is fixedly welded at the bottom of the compost heating tank 2, the diversion inclined plate 208 is high at the right end and low at the left end, and the left end of the diversion inclined plate 208 is aligned with the discharge hole 207, so that the fermented fertilizer 202 and the circulating water 201 in the compost heating tank 2 can be automatically and completely discharged.

In some embodiments of the present invention, as shown in fig. 2, the compost heat supply tank 2 is provided with a heat preservation shell 209 on the surface, and the heat preservation shell 209 can play a role in heat preservation, so as to reduce heat loss of the compost heat supply tank 2. The thermal insulation shell 209 can be a phenolic foam thermal insulation shell which has the functions of thermal insulation and fire prevention, and has better use effect.

To sum up, the embodiment of the invention provides an anti-season crayfish breeding system which comprises a photovoltaic greenhouse 1, wherein a compost heat supply tank 2 is arranged outside the photovoltaic greenhouse 1, circulating water 201, a fermented fertilizer 202 and an electric heating sheet 203 are arranged in the compost heat supply tank 2, a seedling raising pond 3 is arranged in the photovoltaic greenhouse 1, the seedling raising pond 3 is provided with a sand blocking net 302, a circulating water pipe 301 and a water discharging pipe 303, the circulating water pipe 301 is arranged between the sand blocking net 302 and the seedling raising pond 3 in a winding mode, two ports of the circulating water pipe 301 are connected with the compost heat supply tank 2, the circulating water pipe 301 is provided with a pump 6, a solar power generation structure 101 is arranged at the top of the photovoltaic greenhouse 1, the solar power generation structure 101 is electrically connected with the electric heating sheet 203, heat energy is provided for crayfish breeding in a clean energy mode, and the yield of crayfish. The embodiment of the invention also provides an out-of-season crayfish breeding control method, which comprises the out-of-season crayfish breeding system, and the out-of-season crayfish breeding is completed through the steps of quicklime disinfection, breeding preparation, breeding and the like, so that crayfish breeding in cold regions or in winter becomes possible, and the control method has great economic significance.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. 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

1. The utility model provides an off-season crayfish farming systems, a serial communication port, including the photovoltaic big-arch shelter, the photovoltaic big-arch shelter is provided with compost heat supply jar outward, be provided with circulating water, fermentation fertilizer and electrical heating piece in the compost heat supply jar, be provided with the pond of growing seedlings in the photovoltaic big-arch shelter, the pond of growing seedlings is provided with and blocks sand net, circulating pipe and drain pipe, the circulating pipe coils to be arranged in block sand net with grow seedlings between the pond, two ports of circulating pipe all with the compost heat supply jar is connected, circulating pipe is provided with the pump machine, photovoltaic big-arch shelter top is provided with solar energy power generation structure, solar energy power generation structure with electrical heating piece electric connection.

2. The out-of-season crayfish farming system of claim 1, wherein the solar power generation structure includes a solar panel and a storage battery box electrically connected to each other, the solar panel is disposed on top of the photovoltaic greenhouse, and the storage battery box is electrically connected to the electric heating plate.

3. The out-of-season crayfish farming system of claim 2 wherein a cradle is provided within the photovoltaic greenhouse, the cradle being connected to the storage battery box.

4. The out-of-season crayfish farming system of claim 1, wherein the compost heat supply tank is provided at a top thereof with a funnel-shaped inlet, and the nursery pond is provided with a thermometer.

5. The out-of-season crayfish farming system of claim 4, wherein the compost heat supply tank is provided with a stirring motor at a top thereof, the stirring motor is electrically connected with the solar power generation structure, the stirring motor is provided with a rotating shaft extending into the compost heat supply tank, and the rotating shaft is provided with stirring blades.

6. The out-of-season crayfish farming system of claim 5, wherein the compost heat supply tank is provided with a discharge port at a bottom thereof, the discharge port being provided with a discharge baffle.

7. The out-of-season crayfish farming system of claim 6, wherein the compost heat supply tank is internally provided with a flow guide sloping plate which is adapted to the discharge port.

8. The out-of-season crayfish farming system of claim 7, wherein the compost heat supply tank is provided with an insulated shell on a surface thereof, the insulated shell comprising a phenolic foam insulated shell.

9. An out-of-season crayfish breeding control method comprising the out-of-season crayfish breeding system as set forth in any one of claims 1 to 8, comprising the steps of:

10. The out-of-season crayfish farming control method of claim 9, wherein the aquatic weeds comprise waterweeds, hornworts, hydrilla verticillata and water hyacinths, the water hyacinths cover 70% of the area of the fry pond and are blocked by the blocking ropes, the feed comprises fish meal, shrimp shell meal, earthworm powder, bean pulp or vinasse, and the fermented fertilizer comprises leaves, vegetables, fruits, excrement or straws.