CN102487885A - Method of using bio-fermented fodder to breed loach fry - Google Patents
Method of using bio-fermented fodder to breed loach fry Download PDFInfo
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- CN102487885A CN102487885A CN2011103897123A CN201110389712A CN102487885A CN 102487885 A CN102487885 A CN 102487885A CN 2011103897123 A CN2011103897123 A CN 2011103897123A CN 201110389712 A CN201110389712 A CN 201110389712A CN 102487885 A CN102487885 A CN 102487885A
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Abstract
The invention relates to a method of using bio-fermented fodder to breed loach fry, which belongs to the technical field of loach fry pond breeding and includes: using the biological anaerobic fermentation technique to put materials into a cement pool to make bio-fermented fodder by means of sealed anaerobic fermentation, and adding the fodder into water to convert harmful gases and harmful substances in the water into substances for growth and propagation of floating animals and plants, so that dissolved oxygen in the water is sufficient, PH value is stable and a fine survival and growth environment is created for loach fry, wherein the fodder is rich in nutrition and fine in palatability and can generate various organic acids, bio-enzymes and vitamins, the loach fry are insusceptible to invasion of diseases and insect pests during feeding, and survival rate of the loach fry raised in the pond is increased to 50%-60%. Therefore, the problems that the survival rate of the loach fry raised manually and currently is only between 1% and 10%, breeding cost is high and developed commercial loaches are poor in quality are solved.
Description
Technical field
The present invention relates to a kind of method that adopts biological fermentation feed to culture the loach seedling, belong to breeding technology field, loach seedling pond.
Background technology
Propagating artificially of loach generally is divided into three phases, hatches promptly that stage, body long 3～4 millimeters to 3～4 centimetres loach seedling is raised the stage, loach seedling to commodity loach is raised the stage.In three phases, it is the most key that seedling is raised the stage, cultures the difficulty maximum.It is that fertilizer or inorganic fertilizer are applied in the water body that seedling is raised conventional cultural method of stage, is aided with that the method for float soya-bean milk carries out; It is main that fertilizer is generally urinated excrement with people and animals, and inorganic fertilizer is main with urea, ammonium nitrate etc. generally; The forage volume that this raising method loach seedling can feed into is very limited; Above surplus materials all decomposes in water body; Need oxygen a large amount of in the water body that these materials are decomposed and change, can make pernicious gas such as ammonia nitrogen in the water body, hydrogen sulphide, nitrite etc. higher like this, the dissolved oxygen amount of water body is on the low side; Cause the loach seedling incompatible, the phenomenons such as mortality, floating head of not ingesting can occur water body environment.On the other hand; Fertilizer adopts conventional fermentation, it is big to the environmental pollution of water body to become thoroughly decomposed, and when loach seedling length to 2～3 centimetres, serious hemorrhage can occur, lacks agreeable to the taste biological starter diet in the pond in addition; The loach seedling can be stung tail each other, also causes the survival rate step-down of loach seedling.Owing to there being more above-mentioned reasons, the loach seedling that present state endosome is long 3～4 millimeters to 3～4 centimetres is raised the artificial feeding survival rate in stage only about 1%～10%.Therefore the key that improves the loach shoot survival percent is to change the existing conventional raising method, resolves bait, disease and the water treatment problem of loach.
Summary of the invention
The objective of the invention is to, a kind of biological fermentation feed that utilizes the bio anaerobic fermentation technique to make is provided, improve Protein content in the feed, make nutritious, the good palatability of feed saccharification, can generate multiple organic acid, biology enzyme and vitamin; And through specific cultural method; Make some pernicious gases and harmful substance in the water body change into the material of the animal and plant growth that swims, breeding; Improve the water body dissolved oxygen amount; Guaranteeing the stable of water PH value, is that the loach seedling is built good growing environment, can the survival rate of loach seedling be brought up to the method that 50%～60% employing biological fermentation feed is cultured the loach seedling.
The present invention realizes above-mentioned purpose through following technical scheme:
A kind of method that adopts biological fermentation feed to culture the loach seedling is characterized in that it comprises the steps:
The first step: prepare the biofermentation material by following percentage by weight:
Wheat flour 3.2%, dregs of beans 6%, colza cake 10.4%,
Compound probiotic 0.4%, pig manure 20%, water surplus;
Second step: wheat flour, dregs of beans and colza cake are crushed to 40 order fineness respectively, are mixing with compound probiotic and pig manure and stirring;
The 3rd step: after second material that stir of step added water and stir, put into cement pit and seal anaerobic fermentation; Fermentation temperature in the cement pit remains 20～40 ℃, when fermentation temperature is higher than 40 ℃, feed is stirred and makes its cooling; Fermentation time is: in 7～10 days spring, in 3～4 days summers, in 5～7 days autumns, in 13～18 days winters, process biological fermentation feed;
The 4th step: build and raise loach seedling pond:
Raising the pond area is 550～650 square metres, and the pond degree of depth is 40～60 centimetres, and the pond perisporium adopts brick mortar cover strcution, and it is square or circular raising the pond;
The 5th step: the pond sterilization is poured water:
Level the pond before putting in a suitable place to breed, with quicklime or bleaching powder sterilization, consumption is: every square metre 250 gram of quicklime, every square metre 8 gram of bleaching powder; The pond sterilization was poured water to the pond after one week, and the pond water irrigating depth is 30～35 centimetres; The 6th step: the float biological fermentation feed is also put the loach seedling in a suitable place to breed:
Full pond float biological fermentation feed, the float ratio is: every square metre of 0.17 kilogram of biofermentation Si Liao ∕, 10～12 days at interval spring behind the float biological fermentation feed; 4～5 days at interval summer; 7～8 days at interval autumn, treat that the pond water colour becomes yellow green or brown, when reaching 20～30 centimetres, transparency throws in the loach seedling; Breeding density is every square metre of 1000～1500 tail ∕, and the loach seedling of being put in a suitable place to breed should be the loach seedling that hatches with a collection of;
The 7th step: the feeding and management after the loach seedling is put in a suitable place to breed:
After the loach seedling is put into the pond, the biological fermentation feed of splashing every day, the throwing amount of splashing of biological fermentation feed is 6～7 kilograms of per 660 square metres of every days, divides early, middle and lately to change water 3 times and splash, the change water ratio of biological feedstuff and water is 1 ︰ 12; Loach seedling lower storage reservoir was thrown in Powdered manufactured feed after 5～7 days, and injected volume is 2 kilograms of per 660 square metres of throwing every day amounts, divided and threw in for early, middle and late 3 times; Fertile like water quality, transparency stops to throw something and feed of biological fermentation feed in the time of 20～30 centimetres, the Powdered manufactured feed 3 times of only throwing something and feeding every day; Big like the water quality transparency, when transparency reaches 30～40 centimetres, continue by the above-mentioned injected volume biological fermentation feed of throwing something and feeding, the Powdered manufactured feed of throwing something and feeding simultaneously;
Being crushed to 40 orders after described Powdered manufactured feed is mixed with vitamin C 0.5% by wheat flour 30%, dregs of beans 18%, the young cake 20% of dish, fish meal 15%, milk powder 13%, yeast 3.5%, fish is made;
The 8th step: the loach seedling was raised through 25～30 days or body when reaching 3～4 centimetres, changed the loach seedling over to the commodity loach and raised in the pond, in the commodity loach is raised the pond, adopted conventional method to raise into the commodity loach to the loach seedling.
The present invention's beneficial effect compared with prior art is:
This method that adopts biological fermentation feed to culture the loach seedling adopts the bio anaerobic fermentation technique; Material put into process biological fermentation feed after cement pit seals anaerobic fermentation; Make abundant, the good palatability of feed nutrition, and can generate multiple organic acid, biology enzyme and vitamin; Feed drops into the material that can some pernicious gases and material be changed into the animal and plant growth that swims, breeding behind the water body, makes the water body dissolved oxygen amount sufficient, and pH value is stable, is good existence, the growing environment of loach seedling construction; The loach seedling can not receive the invasion and attack of damage by disease and insect in the phase of throwing something and feeding, and survival rate increases substantially; It is low thoroughly to have solved the survival rate of propagating the loach seedling at present artificially, and general survival rate can only reach 1%～10% problem.
Embodiment:
The method of through concrete embodiment this employing biological fermentation feed being cultured the loach seedling is below further described.(is example to adopt 1000 ㎏ fermented materials)
The first step: take by weighing the biofermentation material by above-mentioned percentage by weight:
Wheat flour 32 ㎏, dregs of beans 60 ㎏, colza cake 104 ㎏,
Compound probiotic 4 ㎏, pig manure 200 ㎏, water 600 ㎏.
Second goes on foot: after 32 ㎏ wheat flours, 60 ㎏ dregs of beans and 104 ㎏ colza cakes are crushed to 40 order fineness respectively, are mixing with 4 ㎏ compound probiotics and 200 ㎏ pig manures and stirring.
The 3rd step: after second step, the material that stirs added 600 ㎏ water, stir, put into cement pit after stirring and seal anaerobic fermentation.Fermentation temperature in the cement pit remains 20～40 ℃, when fermentation temperature is higher than 40 ℃, feed is stirred make its cooling.Fermentation time is: in 7～10 days spring, in 3～4 days summers, in 5～7 days autumns, in 13～18 days winters, it is subsequent use to process biological fermentation feed.
The 4th step: build and raise loach seedling pond:
Raise pond area size and be generally 550～650 square metres, preferably build into 600 square metres; The pond degree of depth is 40～60 centimetres, and the optimum depth in pond is 50 centimetres, and the pond perisporium is brushed the surface with cement mortar powder after adopting brick one-tenth metope again, raises the pond and is preferably made square.
The 5th step: the pond sterilization is poured water:
Level the pond before putting in a suitable place to breed, with quicklime or bleaching powder sterilization, consumption is: every square metre 250 gram of quicklime, every square metre 8 gram of bleaching powder; Preferably adopt the quicklime sterilization.The pond sterilization was poured water to the pond after one week, and the pond water irrigating depth is 35 centimetres.
The 6th step: the float biological fermentation feed is also put the loach seedling in a suitable place to breed:
By 600 square metres of pond areas, the float ratio that 0.17 kilogram of biofermentation Si Liao ∕ is every square metre is with 102 kilograms of full ponds of biological fermentation feed float; To spill evenly 10～12 days at interval spring after the biological fermentation feed float, 4～5 days at interval summer during float; 7～8 days at interval autumn, treat that the pond water colour becomes yellow green, when reaching 20～30 centimetres, transparency throws in the loach seedling; Breeding density is every square metre of 1000～1500 tail ∕, and the loach seedling of being put in a suitable place to breed selection is with a collection of loach seedling that hatches.
The 7th step: the feeding and management after the loach seedling is put in a suitable place to breed:
After the loach seedling is put into the pond, the biological fermentation feed of will splashing every day, the throwing amount of splashing of biological fermentation feed is 6～7 kilograms of per 660 square metres of every days, divides early, middle and late 3 change water to splash, the change water ratio of biological feedstuff and water is 1 ︰ 12.Loach seedling lower storage reservoir was thrown in Powdered manufactured feed after 5～7 days, and injected volume is 2 kilograms of per 660 square metres of throwing every day amounts, divided and threw in for early, middle and late 3 times.Be noted that like water quality fertilely when throwing in Powdered manufactured feed, transparency stops to throw something and feed of biological fermentation feed in the time of 20～30 centimetres, the Powdered manufactured feed 3 times of only throwing something and feeding every day; Big like the water quality transparency, when transparency reaches 30～40 centimetres, continue by the above-mentioned injected volume biological fermentation feed of throwing something and feeding, the Powdered manufactured feed of throwing something and feeding simultaneously.
Being crushed to 40 orders after above-mentioned Powdered manufactured feed is mixed with vitamin C 0.5% by wheat flour 30%, dregs of beans 18%, the young cake 20% of dish, fish meal 15%, milk powder 13%, yeast 3.5%, fish is made.
The 8th step: the loach seedling was raised through 25～30 days or body when reaching 3～4 centimetres, and the loach seedling is tool sludge instinct just, can change the loach seedling over to the commodity loach and raise in the pond, in the commodity loach is raised the pond, adopts conventional method to raise into the commodity loach to the loach seedling.
The method that adopts biological fermentation feed to culture the loach seedling is raised the loach seedling; Can make the loach seedling strong, no emergency reaction, fast growth to the suitable ability of environment; The survival rate of loach seedling can be brought up to about 50%～60%, and biological fermentation feed loach seedling in the phase of throwing something and feeding can not receive the invasion and attack of damage by disease and insect.
The above is the embodiment of this invention; Above-mentioned not illustrating constitutes restriction to flesh and blood of the present invention; Under the those of ordinary skill of technical field after having read this specification, can make an amendment or be out of shape above-mentioned embodiment, and do not deviate from essence of the present invention and scope.
Claims (1)
1. a method that adopts biological fermentation feed to culture the loach seedling is characterized in that it comprises the steps:
The first step: prepare the biofermentation material by following percentage by weight:
Wheat flour 3.2%, dregs of beans 6%, colza cake 10.4%,
Compound probiotic 0.4%, pig manure 20%, water surplus;
Second step: wheat flour, dregs of beans and colza cake are crushed to 40 order fineness respectively, are mixing with compound probiotic and pig manure and stirring;
The 3rd step: after second material that stir of step added water and stir, put into cement pit and seal anaerobic fermentation; Fermentation temperature in the cement pit remains 20～40 ℃, when fermentation temperature is higher than 40 ℃, feed is stirred and makes its cooling; Fermentation time is: in 7～10 days spring, in 3～4 days summers, in 5～7 days autumns, in 13～18 days winters, process biological fermentation feed;
The 4th step: build and raise loach seedling pond:
Raising the pond area is 550～650 square metres, and the pond degree of depth is 40～60 centimetres, and the pond perisporium adopts brick mortar cover strcution, and it is square or circular raising the pond;
The 5th step: the pond sterilization is poured water:
Level the pond before putting in a suitable place to breed, with quicklime or bleaching powder sterilization, consumption is: every square metre 250 gram of quicklime, every square metre 8 gram of bleaching powder; The pond sterilization was poured water to the pond after one week, and the pond water irrigating depth is 30～35 centimetres; The 6th step: the float biological fermentation feed is also put the loach seedling in a suitable place to breed:
Full pond float biological fermentation feed, the float ratio is: every square metre of 0.17 kilogram of biofermentation Si Liao ∕, 10～12 days at interval spring behind the float biological fermentation feed; 4～5 days at interval summer; 7～8 days at interval autumn, treat that the pond water colour becomes yellow green or brown, when reaching 20～30 centimetres, transparency throws in the loach seedling; Breeding density is every square metre of 1000～1500 tail ∕, and the loach seedling of being put in a suitable place to breed should be the loach seedling that hatches with a collection of;
The 7th step: the feeding and management after the loach seedling is put in a suitable place to breed:
After the loach seedling is put into the pond, the biological fermentation feed of splashing every day, the throwing amount of splashing of biological fermentation feed is 6～7 kilograms of per 660 square metres of every days, divides early, middle and lately to change water 3 times and splash, the change water ratio of biological feedstuff and water is 1 ︰ 12; Loach seedling lower storage reservoir was thrown in Powdered manufactured feed after 5～7 days, and injected volume is 2 kilograms of per 660 square metres of throwing every day amounts, divided and threw in for early, middle and late 3 times; Fertile like water quality, transparency stops to throw something and feed of biological fermentation feed in the time of 20～30 centimetres, the Powdered manufactured feed 3 times of only throwing something and feeding every day; Big like the water quality transparency, when transparency reaches 30～40 centimetres, continue by the above-mentioned injected volume biological fermentation feed of throwing something and feeding, the Powdered manufactured feed of throwing something and feeding simultaneously;
Being crushed to 40 orders after described Powdered manufactured feed is mixed with vitamin C 0.5% by wheat flour 30%, dregs of beans 18%, the young cake 20% of dish, fish meal 15%, milk powder 13%, yeast 3.5%, fish is made;
The 8th step: the loach seedling was raised through 25～30 days or body when reaching 3～4 centimetres, changed the loach seedling over to the commodity loach and raised in the pond, in the commodity loach is raised the pond, adopted conventional method to raise into the commodity loach to the loach seedling.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812909A (en) * | 2012-07-30 | 2012-12-12 | 常州大学 | Method for purifying manure fermentation borth in dairy farm by loaches |
| CN103766290A (en) * | 2014-01-26 | 2014-05-07 | 中国科学院水生生物研究所 | Method for culturing loach fries by using loach initial feed biological culture media |
| CN104542398A (en) * | 2015-01-04 | 2015-04-29 | 铜陵县博陵农业生态园 | Spring and autumn two-season propagation method for loaches |
| CN105124233A (en) * | 2015-08-26 | 2015-12-09 | 合肥科友生物科技有限公司 | Special feed for loach and preparation method thereof |
| CN109906973A (en) * | 2017-12-13 | 2019-06-21 | 广东和记绿色农业产品科技股份有限公司 | Close the nonreactive cultivation method of gill fish |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102812909A (en) * | 2012-07-30 | 2012-12-12 | 常州大学 | Method for purifying manure fermentation borth in dairy farm by loaches |
| CN102812909B (en) * | 2012-07-30 | 2014-12-31 | 常州大学 | Method for purifying manure fermentation borth in dairy farm by loaches |
| CN103766290A (en) * | 2014-01-26 | 2014-05-07 | 中国科学院水生生物研究所 | Method for culturing loach fries by using loach initial feed biological culture media |
| CN103766290B (en) * | 2014-01-26 | 2015-06-17 | 中国科学院水生生物研究所 | Method for culturing loach fries by using loach initial feed biological culture media |
| CN104542398A (en) * | 2015-01-04 | 2015-04-29 | 铜陵县博陵农业生态园 | Spring and autumn two-season propagation method for loaches |
| CN105124233A (en) * | 2015-08-26 | 2015-12-09 | 合肥科友生物科技有限公司 | Special feed for loach and preparation method thereof |
| CN109906973A (en) * | 2017-12-13 | 2019-06-21 | 广东和记绿色农业产品科技股份有限公司 | Close the nonreactive cultivation method of gill fish |
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Application publication date: 20120613 |