CN202714084U - Pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps - Google Patents
Pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps Download PDFInfo
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- CN202714084U CN202714084U CN 201220339338 CN201220339338U CN202714084U CN 202714084 U CN202714084 U CN 202714084U CN 201220339338 CN201220339338 CN 201220339338 CN 201220339338 U CN201220339338 U CN 201220339338U CN 202714084 U CN202714084 U CN 202714084U
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Abstract
The utility model discloses a pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps. The pond is characterized by comprising a pond body, open net cages arranged on the upper part of the pond, and shrimp nests arranged at the bottom of the pond, wherein the pond is rectangular, the area of the pond is about 2 acres, and the depth of the water is about 1.5m; the pond is provided with a hard bottom or a sand bottom with less silt; the inner slope of the pond is gentle; the open net cages have wide tops and narrow bottoms; the upper parts of the open net cages are about 30cm higher than the water surface, and the bottoms of the open net cages are about 50cm higher that the bottom surface of the pond; and the shrimp nests are arranged around the pond with gentle slope, are 2m away from the pond edge and are spaced by 4m. The utility model also discloses a method for the stereoscopic cultivation of the tilapia mossambica and the freshwater shrimps. According to the method, the same pond is divided into different areas by meshes to cultivate the tilapia mossambica and the freshwater shrimps, so that the aims of complementary ecological niches, commensalism and reciprocity are achieved, the water surface of the pond is saved, and the benefit is increased.
Description
Technical field
This utility model belongs to aquaculture technology, especially can carry out the three-dimensional culture of Tilapia mossambica and shrimp in same pond, and the fishes and shrimps ecological niche is spaced from each other, raise relatively independent, a kind of cultural technique that space, pond, resource take full advantage of.
Background technology
At present, the certain methods that in pond monoculture or cover are supported other fish is adopted in the cultivation of Tilapia mossambica; The method that cover is supported in the independent method that cultivates in the shrimp pool or the crawl is generally adopted in the cultivation of shrimp.
Tilapia mossambica lives in (in water-aqueous medium) in the water layer of pond, omnivorousness, plankton in ingest artificial feed and the filter drinking water.Adult fish has the habit of dredging and nesting in pond bottom, need to consume a large amount of muscle power, during feeding behaviour also reduce, growth is affected.General cover is supported the silver carp, bighead of a small amount of filter-feeding and carnivorous mandarin fish etc. in the Tilapia mossambica pond, and silver carp, bighead and Tilapia mossambica that cover is supported filter-feeding have the fertilizer of striving, strive water contradiction, the limited amount that cover is foster or do not overlap foster.The carnivorous mandarin fish that cover is supported is owing to the limited amount of forage fiss, and every mu also with regard to 3～5 tails.The value that total cover is breeded fish is very limited, overlaps the class of breeding fish and also lives in the water layer.The artificial pellet of will throwing something and feeding in a large number in the breeding process of Tilapia mossambica, some other organic debrises sink under water in feed a part chip and the pond, also can ruin water quality after can not being utilized and rotting.
Shrimps are lived in the bottom in pond and all around (Gu on water-interface), or on the pasture and water, Burden-Swimming Ability of KM is relatively poor, seldom moves about in water layer.Shrimp pool water body is place, space ground idle state at the middle and upper levels.In a large amount of bait throwing in of the main season of growth of shrimp the liquid manure degree is increased, grow in a large number blue-green algae, produce toxic action, have a strong impact on the survival and growth of shrimp, greatly increase and support the shrimp risk.The survival rate of the foster shrimp of cover is low in the fishpond, and output only has about several kilograms.
The utility model content
Pure for breeding fish in order to solve present cultivating tilapia, support shrimp pure for supporting shrimp, the pond water surface is nervous, the idle waste of pond part Water space, food resource can not take full advantage of, the drawback that the ecological niche of pond culture kind is single, the pond that the utility model provides a kind of Tilapia mossambica and freshwater shrimp to support altogether, can in same pond, be divided into different zones with the net sheet, carry out the cultivation of Tilapia mossambica and shrimp, reach niche complementarity, commensalism is reciprocal, save the pond water surface, increase benefit.
The utility model adopts following technical scheme for achieving the above object:
The pond of a kind of Tilapia mossambica, freshwater shrimp three-dimensional culture is characterized in that: comprise the pond body, be arranged on the uncovered net cage on top, pond, be arranged on the shrimp nest of pond bottom; Described pond rectangle, about 2 mu of areas, approximately 1.5 meters of the depth of waters, the hard end, pond or the husky end, few mud, then the gradient is milder in the pond; Described uncovered net cage is wide at the top and narrow at the bottom, and top exceeds approximately 30 centimetres of the waters surface, and the bottom is higher than approximately 50 centimetres of bottom surfaces, pond; Described shrimp nest is arranged on around the milder pond of the gradient, apart from 2 meters of pool side, 4 meters of shrimp nest spacing distances.
It is further characterized in that: the longitudinal and transverse tangent plane of described uncovered net cage is wide, lower narrow uncovered isosceles trapezoid, and uncovered net cage is sewed up at the bottom of identical isosceles trapezoid net sheet and the case in twos by 4 and formed; Length at the bottom of the case and wide length than case mouth place and widely all shorten approximately 4 meters; The net cage bottom arranges the bottom spud pile, and the bottom spud pile exceeds approximately 50 centimetres of pond bottom, and the stake top is apart from approximately 7 meters of horizontal ranges around the pond, and 4 meters of pile spacings are for support, the tension around the net cage bottom; The net cage mouth arranges the top spud pile, and the top spud pile exceeds approximately 1.9 meters of pond bottom, be arranged in parallel with it apart from 2 meters of bottom spud piles and in the outside, and 4 meters of pile spacings are used for support, the tension of net cage mouth, firm effect.
Described shrimp nest is made by the tea tree branch, and tea tree branch branch requires 5 and binds together.
Further: the step place that fishing is played in contiguous pond in the bottom of described uncovered net cage, approximately 6 square metres of the low approximately 20 centimetres of areas of case base pressure, play fish with weight when being convenient to do the pool.
The method of a kind of Tilapia mossambica, freshwater shrimp three-dimensional culture comprises the steps:
(1) putting in a suitable place to breed of Tilapia mossambica kind:
The Tilapia mossambica fingerling stocking at the beginning of 7 months then, put numerous fingerling early in a suitable place to breed or survive the winter after fingerling, specification is that average every mu of pond water surface is put 1000 tails about 100 grams; In the fingerling stocking net cage, raise by normal cultural method afterwards;
(2) putting in a suitable place to breed of shrimp seedling:
The shrimp seedling is put in a suitable place to breed by the end of June, every mu of 40,000 tails of stocking rate, and specification is about every kilogram/2000 tails, the shrimp seedling is placed on around the outer pond of net cage, evenly puts in a suitable place to breed, after the shrimp seedling is put in a suitable place to breed, raises by the method for normal one-tenth shrimp aquaculture;
(3) feeding and management:
The harmful organisms of pond infield miscellaneous fishes and shrimp is removed in the sterilization of will cleaning up the pond before fingerling and shrimp seedling are put in a suitable place to breed; Aerator is arranged in the net cage in the pond, and average 2 mu of aerators of establishing one 2 kilowatts keep the pond dissolved oxygen more than 4 mg/litre;
(4) results:
After the juvenile prawn cultivation 1 month, just can select and catch, every two weeks is fished for 1 time, catches to stay greatly littlely, and listing is caught in the choosing more than body weight 2.5 grams; Cultivation is to by the end of October, and shrimp all plays water, the disposable harvesting of Tilapia mossambica; The output of shrimp and Tilapia mossambica has reached the output of monoculture.
The pond is separated into the three-dimensional waters of two parts with the net sheet, and a part comprises: the centre of the pond water surface, the middle and upper part of water layer are divided, and are used for cultivating tilapia; Another part is consolidating-the water interface of pond, and the zone between net sheet-water interface, is used for supporting shrimp.Organic substance sinks under water in a large amount of residual bait that Tilapia mossambica ingests and the pond, can be used as the part bait of shrimp; The nutrient content of the shrimp feed of throwing something and feeding is very high, and water quality is easily grown fat, and a large amount of planktons can be used as the part bait of Tilapia mossambica; Tilapia mossambica filter food plankton such as blue-green algae etc. can increase the harm of water transparency and minimizing prawn, promote the growth of shrimp; The nest building behavior of Tilapia mossambica is prevented from, and saves muscle power, and increase is ingested, and is conducive to growth.
This kind cultural method can be saved pond, using water wisely in a large number.Culture benefit is high, and ecological effect is obvious, and disease occurs few, convenient management.Can effectively alleviate the land resources of growing tension and valuable water resource to the restriction of culture fishery.
Description of drawings
Fig. 1 the utility model pond, net cage and shrimp nest arrange schematic diagram.
Embodiment
The pond of a kind of Tilapia mossambica, freshwater shrimp three-dimensional culture as shown in Figure 1.
Following is an embodiment of the present utility model:
One, the setting of net cage
(1) pond condition: pond 1 is rectangle, and area is more than 2 mu, 1.5 meters of the depth of waters, and the 1 hard end of pond, few mud, then the gradient is milder in the pond 1.
(2) design of net cage: the longitudinal and transverse tangent plane of net cage 2 is wide, lower narrow uncovered isosceles trapezoid.Net cage 2 is sewed up at the bottom of identical isosceles trapezoid net sheet and the case in twos by 4 and is formed.Length at the bottom of the case and wide length than case mouth place and widely all shorten approximately 4 meters.If the long L rice in 2 ends of net cage, wide W rice, so the length at net cage mouth place be (2+L+2) rice, wide for (2+W+2) rice, the height of 4 isosceles trapezoid net sheets is about 2.4 meters.
The quantity of L, W is calculated.The quantity of L, W arranges with form according to pond 1 concrete size.Measure the pond of high 50 centimeters in 1 bottom apart from the pond and grow 46 meters, wide 30 meters.Because the scope of activities of shrimp is limited, according to the mobility of shrimp, design L=A-14=46-14=32(rice), W=B-14=30-14=16(rice).
(3) net cage sets up
1, net cage bottom support framework arranges.Require bottom spud pile 3 to exceed 50 centimetres of 1 bottoms, pond, the stake top is apart from 7 meters of horizontal ranges around the pond 1,4 meters of pile spacings.Be used for net cage 2 bottoms support, extension all around.
2, net cage mouth supporting frame arranges.Require top spud pile 4 to exceed 1.9 meters of 1 bottoms, pond, 2 meters of stakes and be arranged in parallel with it in the outside at the bottom of the case.4 meters of pile spacings.Be used for support, the tension of net cage mouth, firm effect.
1 meter of the net cage 2 interior depth of water of 3, setting up, net cage 2 exceeds 30 centimetres of the waters surface, is higher than 50 centimetres of 1 bottom surfaces, pond.The step place of playing fishing in contiguous pond approximately 6 square metres of the low 20 centimetres of areas of case base pressure, plays fish with weight when being convenient to do the pool.
Two, the shrimp nest arranges
Around the milder pond 1 of the gradient, apart from 2 meters of pool side, place the tea tree branch, tea tree branch branch is more, and 5 bind together as shrimp nest 5, are convenient to the hiding decortication of shrimp, 4 meters of shrimp nest 5 spacing distances.
Three, the Tilapia mossambica kind puts in a suitable place to breed
The Tilapia mossambica fingerling stocking is put early numerous fingerling fingerling in a suitable place to breed in July 2 then, and specification is that average every mu of pond water surface is put 2100 tails about 90 grams.In the fingerling stocking net cage, raise by normal cultural method afterwards.
Four, the shrimp seedling puts in a suitable place to breed
The shrimp seedling was put in a suitable place to breed June 30, stocking rate 80,000 tails, and specification is every kilogram/2400 tails, the shrimp seedling is placed on around the outer pond of net cage, evenly puts in a suitable place to breed, after the shrimp seedling is put in a suitable place to breed, raises by the method for normal one-tenth shrimp aquaculture.
Five, feeding and management
The harmful organisms of pond infield miscellaneous fishes and shrimp is removed in the sterilization of will cleaning up the pond before fingerling and shrimp seedling are put in a suitable place to breed; One in 2 kilowatts aerator is arranged in the net cage in the pond, presses the start principle start of aerator, and the pond dissolved oxygen is more than 4.5 mg/litre during the cultivation.
Six, results
The juvenile prawn cultivation just can be selected and catch after 1 month.Every two weeks is fished for 1 time with lobster basket, catches to stay greatly littlely, and listing is caught in the above choosing of body weight 2.5 gram.Cultivate to October 25, the dried pond of drawing water, shrimp all plays water, the disposable harvesting of Tilapia mossambica.Average shrimp output is 76 kilograms every mu, and Tilapia mossambica output is more than 800 kilograms every mu.
Claims (4)
1. the pond of a Tilapia mossambica, freshwater shrimp three-dimensional culture is characterized in that: comprise the pond body, be arranged on the uncovered net cage on top, pond, be arranged on the shrimp nest of pond bottom; Described pond rectangle, about 2 mu of areas, approximately 1.5 meters of the depth of waters, the hard end, pond or the husky end, few mud, then the gradient is milder in the pond; Described uncovered net cage is wide at the top and narrow at the bottom, and top exceeds approximately 30 centimetres of the waters surface, and the bottom is higher than approximately 50 centimetres of bottom surfaces, pond; Described shrimp nest is arranged on around the milder pond of the gradient, apart from about 2 meters of pool side, approximately 4 meters of shrimp nest spacing distances.
2. the pond of a kind of Tilapia mossambica according to claim 1, freshwater shrimp three-dimensional culture, it is characterized in that: the longitudinal and transverse tangent plane of described uncovered net cage is wide, lower narrow uncovered isosceles trapezoid, and uncovered net cage is sewed up at the bottom of identical isosceles trapezoid net sheet and the case in twos by 4 and formed; Length at the bottom of the case and wide length than case mouth place and widely all shorten approximately 4 meters; The net cage bottom arranges the bottom spud pile, and the bottom spud pile exceeds approximately 50 centimetres of pond bottom, and the stake top is apart from approximately 7 meters of horizontal ranges around the pond, and approximately 4 meters of pile spacings are for support, the tension around the net cage bottom; The net cage mouth arranges the top spud pile, and the top spud pile exceeds approximately 1.9 meters of pond bottom, and apart from approximately 2 meters and be arranged in parallel with it in the outside of bottom spud piles, approximately 4 meters of pile spacings are used for support, the tension of net cage mouth, firm effect.
3. the pond of a kind of Tilapia mossambica according to claim 1, freshwater shrimp three-dimensional culture is characterized in that: described shrimp nest, to be made by the tea tree branch, and tea tree branch branch requires approximately 5 to bind together.
4. the pond of a kind of Tilapia mossambica according to claim 1 and 2, freshwater shrimp three-dimensional culture, it is characterized in that: the step place of playing fishing in contiguous pond, the bottom of described uncovered net cage, approximately 6 square metres of the low approximately 20 centimetres of areas of case base pressure, play fish with weight when being convenient to do the pool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339338 CN202714084U (en) | 2012-07-12 | 2012-07-12 | Pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220339338 CN202714084U (en) | 2012-07-12 | 2012-07-12 | Pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps |
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| Publication Number | Publication Date |
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| CN202714084U true CN202714084U (en) | 2013-02-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220339338 Expired - Fee Related CN202714084U (en) | 2012-07-12 | 2012-07-12 | Pond for stereoscopic cultivation of tilapia mossambica and freshwater shrimps |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102696525A (en) * | 2012-07-12 | 2012-10-03 | 中国水产科学研究院淡水渔业研究中心 | Pool for tilapia and freshwater shrimp three-dimensional aquaculture and method thereof |
| CN107466926A (en) * | 2017-08-31 | 2017-12-15 | 广西吉朋投资有限公司 | A kind of method of pond culture sandworm |
-
2012
- 2012-07-12 CN CN 201220339338 patent/CN202714084U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102696525A (en) * | 2012-07-12 | 2012-10-03 | 中国水产科学研究院淡水渔业研究中心 | Pool for tilapia and freshwater shrimp three-dimensional aquaculture and method thereof |
| CN107466926A (en) * | 2017-08-31 | 2017-12-15 | 广西吉朋投资有限公司 | A kind of method of pond culture sandworm |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130206 Termination date: 20140712 |
|
| EXPY | Termination of patent right or utility model |