CN104756911A - Ecological 3D breeding method of bitterling and odontobutis obscura - Google Patents
Ecological 3D breeding method of bitterling and odontobutis obscura Download PDFInfo
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- CN104756911A CN104756911A CN201510150116.8A CN201510150116A CN104756911A CN 104756911 A CN104756911 A CN 104756911A CN 201510150116 A CN201510150116 A CN 201510150116A CN 104756911 A CN104756911 A CN 104756911A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
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Abstract
The invention discloses an ecological 3D breeding method of bitterling and odontobutis obscura. The method mainly comprises the steps of preparing a pond; preparing facilities; building an ecological breeding environment; stocking bitterling; feeding baits; stocking odontobutis obscura; regulating and controlling water quality; catching and harvesting. According to the method, a bait supporting method for breeding adult odontobutis obscura is provided; bitterling and odontobutis obscura live in the same water and water layer, which achieves natural live food ecological 3D breeding, the bait supporting method of odontobutis obscura can be solved, the environment is stabilized, and the purpose of healthy breeding in ecologic circulating can be achieved. The method is suitable for fine breeding of odontobutis obscura and mixed culture of odontobutis obscura, freshwater shrimp, crabs and other economic varieties. The method is practical in technology, and environmentally friendly to breed, and can effectively increase the output of odontobutis obscura and comprehensive economic benefit.
Description
Technical field
The present invention relates to a kind of polyculture method of aquaculture kind, particularly the ecological stereoscopic cultivation method of a kind of Bitterling Welfare fish and Odontobutis obscura, belongs to technical field of aquaculture.
Background technology
Bitterling Welfare belongs to Cypriniformes (Cypriniformes) Cyprinidae (Cyprinidae) Interpretive Asia (Acheilognathinae), be the class small-sized end the dwelling property fish that Bitterling Welfare belongs in (Rhodeus) and Interpretive genus, this kind of Bitterling Welfare is distributed widely in other each fresh water basin except Chinese Heillongjiang River system.Bitterling Welfare is the wild fishes class of the water bodys such as natural river course, lake, pond, moves in water body lower floor, omnivorousness, corrupt plant and animal residues of ingesting, and is easy to raise.Bitterling Welfare fish natural resources is abundanter, and its meat flavour is delicious, and easily fishes for, and obtain in thing fish, its quantity is more, is the natural bait of the predacious fishes such as Odontobutis obscura.
Odontobutis obscura (
odontobutis obscurus) belonging to Perciformes, goby suborder, Eleotridae, small-sized carnivorous economic fish of dwelling at the bottom of Odontobutis one class fresh water, its fine and tender taste, is received by the market.Along with the quickening of socio-economic development and the pollution aggravation of natural water area, the living environment of Odontobutis obscura is constantly on the hazard, and excessively capture in addition and drag for excessively phenomenon seriously, wild resource is increasingly exhausted.Odontobutis obscura is mainly ingested living bait, and still do not take food artifical compound feed, market there is no supporting stable food organisms, raise together with in same pond mainly as " join and breed fish " and other breed varieties, cultivation scale is less, and the specification of fish, output are difficult to ensure, can not meet the need of market far away.
Summary of the invention
The object of the invention is to overcome the deficiency in existing Odontobutis obscura cultural technique, there is provided " a kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura ", the invention provides a kind of bait matching method of Odontobutis obscura adult fish culture, Bitterling Welfare fish and Odontobutis obscura are moved in same water body and water layer as the ecological three-dimensional culture of its natural living bait, solve Odontobutis obscura bait corresponding problem, effectively can improve output and the overall economic efficiency of Odontobutis obscura.
For achieving the above object, the main technical schemes that the present invention takes is: a kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is set to rectangular shape, is the one in newly-built pond, river crab culture pond or lotus rhizome culturing pool, arranges water inlet and discharge outlet in pond bottom, water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, dark 1 ~ 1.5 m in pond, pool wall slope is than 1:2.5 ~ 1:3;
(2), facility prepares
Adopt nano oxygen enriching system, this nano oxygen enriching system comprises Roots blower, main ventilation pipeline, wireway and nanometer aeration pipe dish, and aerator power is supporting is 0.1 ~ 0.3 kw/ mu, and every 5 meters of nanometer aeration dish places 1, is distributed in surrounding at the bottom of pond;
(3) ecotope is set up
Set up the micro-ecological environment with unicellular alga and pasture and water complementation, evenly throw in composite fertilizer 5 ~ 10 kg/ mu;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, Bitterling Welfare fish is put into after pasture and water take root, described Bitterling Welfare fish is one or more in Chinese Bitterling Welfare, high body Bitterling Welfare, emerging triumphant Bitterling Welfare and large ray Bitterling Welfare, breeding density is 200 ~ 300 pounds/acre, male and female proportioning 1:1, joins the anodonta woodiana pacifica 200 ~ 500/mu putting wide 6 ~ 10 cm of shell simultaneously;
(5) bait feeding
To throw something and feed the powdery of protein content more than 30% or broken commercial feed, throw something and feed every day 4 ~ 6 times;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm 5 ~ June, input density is 1000 ~ 3000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a probiotics regulating water quality of splashing, prevention and control disease.
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Further technical scheme is: a kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Newly-built pond, pond is rectangle, and area is 20 mu, aspect ratio 4:3, dark 1 m in pond, and pool wall slope is than 1:3, and water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 3 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, light irrigation pond water-wet soil, evenly splash composite fertilizer 100 kg, first hydrilla verticillata or waterweed band stem pasture and water are cut into 15 ~ 20 cm segments, at the bottom of even insertion pond and pool wall slope, again by eel grass seed broadcasting in bottom and pool wall slope, 10 cm of intaking after 3 days, evenly splash chlorella vulgaris 20 L.
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 4000 kg, late March throws in the freshwater mussel 6000 of wide 6 ~ 10 cm of shell.
(5) bait feeding
Adopt the powdery commercial feed of protein content more than 30% to throw something and feed, every day feeds 6 times, and daily ration of feeding is 5% of body weight;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 2000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Further technical scheme is: a kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 50 mu, pool wall slope than 1:2.5, the river crab of dark 1 m in pond, freshwater shrimp polycultured ponds, water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shine the pool, at the beginning of 3 months, then clean up the pond with quicklime;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 5 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, light irrigation pond water-wet soil, evenly splash composite fertilizer 100 kg, first hydrilla verticillata or waterweed band stem pasture and water are cut into 15 ~ 20 cm segments, at the bottom of even insertion pond and pool wall slope, again by eel grass seed broadcasting in bottom and pool wall slope, 10 cm of intaking after 3 days, evenly splash chlorella vulgaris 60 L.
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 5000 kg, throw in the juvenile crab 40000 of 100/kg, late March throws in the freshwater mussel 15000 of wide 6 ~ 10 cm of shell.
(5) bait feeding
Bait feeding feed for river crab and chilled trash fish etc.
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 1000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Further technical scheme is: a kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 45 mu, and the old man that breeds fish replants lotus rhizome pond, and pool wall slope is than 1:3, and the old man that breeds fish of dark 1 m in pond replants lotus rhizome pond, and water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shines the pool;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 5 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, 30 cm of intaking, evenly splash composite fertilizer 540 kg, selects 2 to save above sub-lotus root or the complete lotus root branch of female lotus root, plant lotus root 13500 kg, then chlorella vulgaris 50 L that evenly splashes;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, throw in Bitterling Welfare fish 4500 kg, late March throws in the freshwater mussel 14000 of wide 6 ~ 10 cm of shell;
(5) bait feeding
Grinding fodder of bait feeding protein content 30%, every day feeds 6 times, and daily ration of feeding is 5% of body weight;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 1000 tails/mu,
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Further technical scheme is: step sets up ecotope described in (3), by waterweed, hydrilla verticillata and the interplanting of eel grass multi items, or plantation wild rice stem, arrowhead, at the beginning of 3 months, light irrigation Chi Shui, at the bottom of wetting pond, even input composite fertilizer 5 ~ 10 kg/ mu, sowing pasture and water, 10 cm of intaking, to splash again chlorella or diatom, described composite fertilizer be commercially available containing N, P, K and trace element general fertilizer.
Further technical scheme is: the powdery of protein content more than 30% of throwing something and feeding described in step (5) or broken commercial feed are the cyprinid fish such as grass carp, crucian common feedstuffses.Probiotics described in step (7) is the environmental improvement microorganism such as EM bacterium or bacillus.
The present invention's tool compared with existing Odontobutis obscura cultural method has the following advantages:
1. the invention provides a kind of bait matching method of Odontobutis obscura adult fish culture, Bitterling Welfare fish and Odontobutis obscura are moved in same water body and water layer as the ecological three-dimensional culture of its natural living bait, solve Odontobutis obscura bait corresponding problem, can stable environment, reach the healthy aquaculture object of ecological circulation.The method is not only applicable to Odontobutis obscura intensive culture and is also applicable to Odontobutis obscura and the economic kind such as freshwater shrimp, crab is raised together with, and effectively can improve output and the overall economic efficiency of Odontobutis obscura.
2. Bitterling Welfare fish is middle lower floor fish, and recipe is comparatively wide, and easily raise, can ingest algae, and build is less, and growth rate is slower than Odontobutis obscura, and swimming rate is unhappy, is easily preyed on by Odontobutis obscura, is the natural living bait of Odontobutis obscura.
3, breed for Bitterling Welfare fish the freshwater mussel laid eggs because throwing in cultivating pool, freshwater mussel is filter feeder, can purify water, and reduces disease and occurs.
4, the present invention plants pasture and water and not only plays the effect purified water in the ecosystem, and simultaneously for fish provide the place of hiding and perching, inoculation unicellular alga energy and pasture and water synergistic purification water quality, simultaneously for freshwater mussel, Bitterling Welfare provide food.
Accompanying drawing explanation
Fig. 1 is that the embodiment of the present invention 1 cultivates results situation list 1.
Fig. 2 is that the embodiment of the present invention 2 cultivates results situation list 2.
Fig. 3 is that the embodiment of the present invention 3 cultivates results situation list 3.
Embodiment
Below by non-limiting example, the invention will be further described.
Embodiment 1
A kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 20 mu, and aspect ratio is at 4:3, and dark 1 m in pond, 1:3 is compared on pool wall slope.Water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet.
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this system comprises the Roots blower that 2 power are 3 kw, diameter around pond setting in a week is the PVC breather line of 80 mm, Roots blower and breather line UNICOM, a three-way connection is filled every 5 meter amperes, be that 20 mm soft air-guide pipes are connected on three-way connection by diameter, soft air-guide pipe connects nanometer aeration pipe dish, and nanometer aeration pipe dish is placed in surrounding at the bottom of pond.
(3) pasture and water plantation
At the beginning of 3 months, after light irrigation pond water-wet soil, evenly splash composite fertilizer 100 kg; The band such as hydrilla verticillata, waterweed stem pasture and water are cut into segment, length 15 ~ 20 cm, then as rice transplanting, insert at the bottom of pond and pool wall slope equably; Eel grass seed is directly broadcasted sowing in bottom and pool wall slope; Intake after 3 days 10 cm, evenly splash vigor good chlorella vulgaris 20 L.
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 4000 kg, late March throws in the freshwater mussel 6000 of wide 6 ~ 10 cm of shell.
(5) bait feeding
Adopt the powdery commercial feed of protein content more than 30% to throw something and feed, every day feeds 6 times, and daily ration of feeding is 5% of body weight.
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm physique stalwartnesses at the beginning of 6 months, input density is 2000 tails/mu, throws in 40000 tail seedlings altogether.
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease.
(8) results are fished for
Point to arrest from October and stay greatly little, start to fish for listing.
Cultivation result
The Odontobutis obscura of putting in a suitable place to breed is in early October harvesting listing successively, and Bitterling Welfare and freshwater mussel do the pool harvesting listing December.Observe through the cultivation of a year, pond water quality is excellent does not break out serious disease.Results statistics, Odontobutis obscura gross yield 2341kg, Bitterling Welfare 1244 kg, freshwater mussel 1125 kg, results per mu 9045.05 yuan.See accompanying drawing 1
Embodiment 2
A kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 50 mu, pool wall slope than 1:2.5, the river crab of dark 1 m in pond, freshwater shrimp polycultured ponds, water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shine the pool, at the beginning of 3 months, then clean up the pond with quicklime;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises installs plate-like nano oxygen enriching system, this system comprises the Roots blower that 2 power are 5 kw, diameter around pond setting in a week is the PVC breather line of 80 mm, Roots blower and breather line UNICOM, fill a three-way connection every 5 meter amperes, is that 20 mm soft air-guide pipes are connected on three-way connection by diameter, soft air-guide pipe connects nanometer aeration pipe dish, and nanometer aeration pipe dish is placed in surrounding at the bottom of pond.
(3) pasture and water plantation
After 10 days, 30 cm of intaking, evenly splash composite fertilizer 100 kg, and the band such as hydrilla verticillata, waterweed stem pasture and water are cut into segment, length 15 ~ 20 cm, then as rice transplanting, inserts at the bottom of pond equably, circular groove and pool wall slope; Eel grass seed is directly broadcasted sowing in bottom and pool wall slope; Intake after 3 days 10 cm, evenly splash vigor good chlorella vulgaris 60 L.
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 5000 kg, the juvenile crab of 100/kg 40000, late March throws in the freshwater mussel 15000 of wide 6 ~ 10 cm of shell.
(5) bait feeding
Bait feeding feed for river crab and chilled trash fish.
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm physique stalwartnesses at the beginning of 6 months, input density is 1000 tails/mu, throws in 50000 tail seedlings altogether.
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Cultivation result
The river crab put in a suitable place to breed, Odontobutis obscura are in early October harvesting listing successively, and Bitterling Welfare and freshwater mussel do the pool harvesting listing December.Observe through the cultivation of a year, pond water quality is excellent does not break out serious disease.Results statistics, river crab gross yield 9254 kg, Odontobutis obscura gross yield 1817kg, Bitterling Welfare 1028 kg, freshwater mussel 2778 kg, results per mu 17630.58 yuan.See accompanying drawing 2
Embodiment 3
A kind of Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 45 mu, and the old man that breeds fish replants lotus rhizome pond, and pool wall slope is than 1:3, and the old man that breeds fish of dark 1 m in pond replants lotus rhizome pond, and water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shines the pool;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises installs plate-like nano oxygen enriching system, this system comprises the Roots blower that 2 power are 5 kw, diameter around pond setting in a week is the PVC breather line of 80 mm, Roots blower and breather line UNICOM, fill a three-way connection every 5 meter amperes, is that 20 mm soft air-guide pipes are connected on three-way connection by diameter, soft air-guide pipe connects nanometer aeration pipe dish, and nanometer aeration pipe dish is placed in surrounding at the bottom of pond.
(3) pasture and water plantation
At the beginning of 3 months, 30 cm of intaking, evenly splash composite fertilizer 540 kg, selects 2 to save above sub-lotus root or the complete lotus root branch of female lotus root, plant lotus root 13500 kg, then chlorella vulgaris 50 L that evenly splashes;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, throw in Bitterling Welfare fish 4500 kg, late March throws in the freshwater mussel 14000 of wide 6 ~ 10 cm of shell;
(5) bait feeding
Grinding fodder of bait feeding protein content 30%, every day feeds 6 times, and daily ration of feeding is 5% of body weight;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 1000 tails/mu,
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
Cultivation result
The Odontobutis obscura of putting in a suitable place to breed, Bitterling Welfare are in early October draining harvesting listing successively, and lotus rhizome was all gathered in the crops in late October, fish for freshwater mussel listing subsequently.Observe through the cultivation of a year, pond water quality is excellent does not break out serious disease.Results statistics, lotus rhizome gross yield 86775 kg, Odontobutis obscura gross yield 1343kg, Bitterling Welfare 1182 kg, freshwater mussel 2389 kg, results per mu 14087.5 yuan.See accompanying drawing 3
In sum, a kind of Bitterling Welfare of the present invention and the ecological stereoscopic cultivation method of Odontobutis obscura, provide a kind of bait matching method of Odontobutis obscura adult fish culture, Bitterling Welfare fish and Odontobutis obscura are moved in same water body and water layer as the ecological three-dimensional culture of its natural living bait, solve Odontobutis obscura bait corresponding problem, can stable environment, reach again the healthy aquaculture object of ecological circulation.The method is not only applicable to Odontobutis obscura intensive culture and is also applicable to Odontobutis obscura and the economic kind such as freshwater shrimp, crab is raised together with.By to enforcement of the present invention, the technology of the present invention is practical, environment-protecting cultivation, effectively can improve output and the overall economic efficiency of Odontobutis obscura.
Claims (7)
1. Bitterling Welfare and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, this cultural method comprises the steps:
(1) pond prepares
Pond is set to rectangular shape, is the one in newly-built pond, river crab culture pond or lotus rhizome culturing pool, arranges water inlet and discharge outlet in pond bottom, water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, dark 1 ~ 1.5 m in pond, pool wall slope is than 1:2.5 ~ 1:3;
(2), facility prepares
Adopt nano oxygen enriching system, this nano oxygen enriching system comprises Roots blower, main ventilation pipeline, wireway and nanometer aeration pipe dish, and aerator power is supporting is 0.1 ~ 0.3 kw/ mu, and every 5 meters of nanometer aeration dish places 1, is distributed in surrounding at the bottom of pond;
(3) ecotope is set up
Set up the micro-ecological environment with unicellular alga and pasture and water complementation, evenly throw in composite fertilizer 5 ~ 10 kg/ mu;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, Bitterling Welfare fish is put into after pasture and water take root, described Bitterling Welfare fish is one or more in Chinese Bitterling Welfare, high body Bitterling Welfare, emerging triumphant Bitterling Welfare and large ray Bitterling Welfare, breeding density is 200 ~ 300 pounds/acre, male and female proportioning 1:1, joins the anodonta woodiana pacifica 200 ~ 500/mu putting wide 6 ~ 10 cm of shell simultaneously;
(5) bait feeding
To throw something and feed the powdery of protein content more than 30% or broken commercial feed, throw something and feed every day 4 ~ 6 times;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm 5 ~ June, input density is 1000 ~ 3000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
2., according to a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, this cultural method comprises the steps:
(1) pond prepares
Newly-built pond, pond is rectangle, and area is 20 mu, aspect ratio 4:3, dark 1 m in pond, and pool wall slope is than 1:3, and water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 3 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, light irrigation pond water-wet soil, evenly splash composite fertilizer 100 kg, first hydrilla verticillata or waterweed band stem pasture and water are cut into 15 ~ 20 cm segments, at the bottom of even insertion pond and pool wall slope, again by eel grass seed broadcasting in bottom and pool wall slope, 10 cm of intaking after 3 days, evenly splash chlorella vulgaris 20 L;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 4000 kg, late March throws in the freshwater mussel 6000 of wide 6 ~ 10 cm of shell;
(5) bait feeding
Adopt the powdery commercial feed of protein content more than 30% to throw something and feed, every day feeds 6 times, and daily ration of feeding is 5% of body weight;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 2000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
3. a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 50 mu, pool wall slope than 1:2.5, the river crab of dark 1 m in pond, freshwater shrimp polycultured ponds, water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shine the pool, at the beginning of 3 months, then clean up the pond with quicklime;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 5 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, light irrigation pond water-wet soil, evenly splash composite fertilizer 100 kg, first hydrilla verticillata or waterweed band stem pasture and water are cut into 15 ~ 20 cm segments, at the bottom of even insertion pond and pool wall slope, again by eel grass seed broadcasting in bottom and pool wall slope, 10 cm of intaking after 3 days, evenly splash chlorella vulgaris 60 L;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, after pasture and water take root, throw in Bitterling Welfare fish 5000 kg, throw in the juvenile crab 40000 of 100/kg, late March throws in the freshwater mussel 15000 of wide 6 ~ 10 cm of shell;
(5) bait feeding
Bait feeding feed for river crab and chilled trash fish;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 1000 tails/mu;
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
4. a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, this cultural method comprises the steps:
(1) pond prepares
Pond is rectangle, and area is 45 mu, and pool wall slope is than 1:3, and the old man that breeds fish of dark 1 m in pond replants lotus rhizome pond, and water inlet and the paired linea angulata of discharge outlet are arranged, and discharge outlet is lower than water inlet, at the beginning of 1 month, cleans up the pond, and shines the pool;
(2) facility prepares
Plate-like nano oxygen enriching system is installed, this aeration system comprises Roots blower that 2 power are 5 kw, PVC breather line and nanometer aeration pipe dish that diameter is 80 mm;
(3) pasture and water plantation
At the beginning of 3 months, 30 cm of intaking, evenly splash composite fertilizer 540 kg, selects 2 to save above sub-lotus root or the complete lotus root branch of female lotus root, plant lotus root 13500 kg, then chlorella vulgaris 50 L that evenly splashes;
(4) Bitterling Welfare fish is put in a suitable place to breed
Mid-March, throw in Bitterling Welfare fish 4500 kg, late March throws in the freshwater mussel 14000 of wide 6 ~ 10 cm of shell;
(5) bait feeding
Grinding fodder of bait feeding protein content 30%, every day feeds 6 times, and daily ration of feeding is 5% of body weight;
(6) Odontobutis obscura is put in a suitable place to breed
Throw in the Odontobutis obscura fry of 3 more than cm at the beginning of 6 months, input density is 1000 tails/mu,
(7) regulating and controlling water quality
Every 15 days, a photosynthetic bacteria probiotics regulating water quality of splashing, prevention and control disease;
(8) results are fished for
Point to arrest from October and stay greatly little, fish for listing.
5. a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, step sets up ecotope described in (3), by waterweed, hydrilla verticillata and the interplanting of eel grass multi items, or plantation wild rice stem, arrowhead, at the beginning of 3 months, light irrigation Chi Shui, at the bottom of wetting pond, even input composite fertilizer 5 ~ 10 kg/ mu, sowing pasture and water, 10 cm of intaking, splash chlorella or diatom, described composite fertilizer is the commercially available general fertilizer containing N, P, K and trace element again.
6.
a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, the powdery of protein content more than 30% of throwing something and feeding described in step (5) or broken commercial feed are grass carp, crucian cyprinid fish common feedstuffs.
7. a kind of Bitterling Welfare according to claim 1 and the ecological stereoscopic cultivation method of Odontobutis obscura, it is characterized in that, probiotics described in step (7) is EM bacterium or bacillus environmental improvement microorganism.
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