A kind of aquaculture green ecological circulatory system
Technical field
The present invention relates to aquaculture field, particularly relate to a kind of aquaculture green ecological circulatory system.
Background technology
Recently, the Chinese Central Television (CCTV) has play the significant problem that Dongting Lake culture environment of aquatic products destroys, and all destruction artificially such as to reclaim land from a lake on a large scale makes Area of The Dongting Lake sharply atrophy.A few peoples are to the predatory exploitation of Dongting Lake, and intentional or unintentional destruction, allows the biomass of Dongting Lake successively decrease, environmental degradation.Yueyang mulberry leaf harvest Hu Zhen, because conversation in Dongting Lake area large area is flooded by lake water, the migratory bird seeking to nothing food goes to neighbouring farmland and looks for food.Western Dongting Lake cultivates crab in the waters of concentrating, and crab heavy damage is ecological, very large to the destructiveness of water plants, and the place of crab farming can be described as that not even a blade of grass grows, and the spawning ground of fish is also destroyed.In order to crab farming, raiser also can throw in bait in lake, and these bait have a strong impact on water quality, causes lake water eutrophication, and the constituent contents such as the nitrogen in water, phosphorus will be too high, and oxygen content will reduce, and produces the carcinogen such as nitrite and nitrate.
Dongting Lake water quality ecological environment progressively moves towards vicious circle, and surrounding peasants production imcome is also in continuous decline.A kind of aquaculture green ecological of the present invention circulatory system provides a kind of benign cycle system for this reason, breaks away from production cropping pattern in the past, environment is developed to green health.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of aquaculture green ecological circulatory system, can protection of the environment simultaneously, for peasant obtains income.
Described a kind of aquaculture green ecological circulatory system, comprises crab farming pond, water meadow, crawl, lotus root field, shrimp-cultivation pool, fruit tree woods and seven, poultry farming district part, and various piece adopts gully segmentation.
Described fruit tree woods is arranged on the most side, north side of the aquaculture green ecological circulatory system, in rectangular structure form, the effect of blocking northern cold cold airflow is played in the setting of the fruit tree woods, reduces north wind speed further, between fruit tree woods, be provided with ventilating opening simultaneously, be convenient to air circulation.
Described poultry farming district is arranged on the most southern side of the aquaculture green ecological circulatory system, near solar radiation.
Described fruit tree woods fallen leaves are adjacent with water meadow, and fruit tree woods fallen leaves can directly enter in water meadow, for water meadow provides organic manure.
Poultry farming district respectively with crab farming pond, water meadow, lotus root field connects, and poultry manure is by pipeline UNICOM discharged to water meadow, and lotus root field, solves poultry-dung and huddle, and the problem of sewage crossing current, be simultaneously again water meadow, lotus root field provides organic manure.
A kind of optimal technical scheme, described poultry farming district also can replace with growing vegetables, vegetables residue dish leaf for water meadow provides organic manure, and Appropriate application.
Be set to water meadow in the middle position of the aquaculture green ecological circulatory system, water meadow provides living environment of looking for food for migratory bird.
A kind of optimal technical scheme, at water meadow and crawl, is provided with irrigation rig between water meadow and crab farming pond, realizes mutually calling of water between rainy season and dry season.
On the left of described water meadow, be set to crab farming pond, crab farming pond adopts mesh box for breeding crabs cultivation, and on the right side of central water meadow, be set to crawl and lotus root field, wherein crawl is near fruit tree woods side.
Between water meadow and crab farming pond, be provided with water circulation ditch, at water meadow and crawl, be provided with water circulation ditch between lotus root field, be provided with water circulation ditch and fill rubble in water circulation ditch, the effect of rubble is that control crab escapes along water circulation ditch.
In the middle of crawl, be provided with water circulation ditch, middle water circulation ditch adopts fence structure, is convenient to the discharge of bait simultaneously, and described fence structure adopts stainless steel.
Crab farming Chi Chu is being provided with shrimp-cultivation pool, and shrimp-cultivation pool and crab farming pond realize water quality circulation, fish for remaining shrimp simultaneously, as crab farming food, can promote that crab grows up.
Crab farming pond in the described aquaculture green ecological circulatory system, the waste water of crawl and waste residue can be used for irrigating fruit tree woods, promote fruit tree growth.
The invention has the beneficial effects as follows: a kind of aquaculture green ecological of the present invention circulatory system, achieves the green circulatory of aquaculture, improve culture environment of aquatic products deterioration problem, ensure that plantation family productivity effect simultaneously, reduce and take up an area, improve space availability ratio.
Accompanying drawing explanation
Fig. 1 is a kind of aquaculture green ecological of the present invention circulatory system schematic diagram;
In accompanying drawing, the mark of each parts is as follows:
1 is crab farming pond, and 11 is mesh box for breeding crabs, and 2 is water circulation ditch, and 21 is water circulation ditch filling rubble, and 3 is water meadow, and 4 is crawl, and 5 is lotus root field, and 6 is shrimp-cultivation pool, and 7 is fruit tree woods, and 8 is poultry farming district.
Embodiment
Below in conjunction with accompanying drawing, preferred embodiment of the present invention is described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
Refer to Fig. 1, the embodiment of the present invention comprises:
A kind of aquaculture green ecological circulatory system, comprises crab farming pond, water meadow, crawl, lotus root field, shrimp-cultivation pool, fruit tree woods and seven, poultry farming district part, and various piece adopts gully segmentation.
Described fruit tree woods is arranged on the most side, north side of the aquaculture green ecological circulatory system, in rectangular structure form, the effect of blocking northern cold cold airflow is played in the setting of the fruit tree woods, reduces north wind speed further, between fruit tree woods, be provided with ventilating opening simultaneously, be convenient to air circulation.
Described poultry farming district is arranged on the most southern side of the aquaculture green ecological circulatory system, near solar radiation.
Described fruit tree woods fallen leaves are adjacent with water meadow, and fruit tree woods fallen leaves can directly enter in water meadow, for water meadow provides organic manure.
Poultry farming district respectively with crab farming pond, water meadow, lotus root field connects, and poultry manure is by pipeline UNICOM discharged to water meadow, and lotus root field, solves poultry-dung and huddle, and the problem of sewage crossing current, be simultaneously again water meadow, lotus root field provides organic manure.
Described poultry farming district also can replace with growing vegetables, vegetables residue dish leaf for water meadow provides organic manure, and Appropriate application.
Be set to water meadow in the middle position of the aquaculture green ecological circulatory system, water meadow provides living environment of looking for food for migratory bird.
At water meadow and crawl, between water meadow and crab farming pond, be provided with irrigation rig, between rainy season and dry season, realize mutually calling of water.
On the left of described water meadow, be set to crab farming pond, crab farming pond adopts mesh box for breeding crabs cultivation, and on the right side of central water meadow, be set to crawl and lotus root field, wherein crawl is near fruit tree woods side.
Between water meadow and crab farming pond, be provided with water circulation ditch, at water meadow and crawl, be provided with water circulation ditch between lotus root field, be provided with water circulation ditch and fill rubble in water circulation ditch, the effect of rubble is that control crab escapes along water circulation ditch.
In the middle of crawl, be provided with water circulation ditch, middle water circulation ditch adopts fence structure, is convenient to the discharge of bait simultaneously, and described fence structure adopts stainless steel.
Crab farming Chi Chu is being provided with shrimp-cultivation pool, and shrimp-cultivation pool and crab farming pond realize water quality circulation, fish for remaining shrimp simultaneously, as crab farming food, can promote that crab grows up.
Crab farming pond in the described aquaculture green ecological circulatory system, the waste water of crawl and waste residue can be used for irrigating fruit tree woods, promote fruit tree growth.
The foregoing is only embodiments of the invention; not thereby the scope of the claims of the present invention is limited; every utilize specification of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.