CN103039405A - Method for mass-producing palatable live bait water earthworms for eel offspring seeds - Google Patents

Method for mass-producing palatable live bait water earthworms for eel offspring seeds Download PDF

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Publication number
CN103039405A
CN103039405A CN2011103082620A CN201110308262A CN103039405A CN 103039405 A CN103039405 A CN 103039405A CN 2011103082620 A CN2011103082620 A CN 2011103082620A CN 201110308262 A CN201110308262 A CN 201110308262A CN 103039405 A CN103039405 A CN 103039405A
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water
pond
water earthworm
earthworm
culture pond
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CN2011103082620A
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阮国良
杨代勤
袁汉文
陈芳
苏应兵
杨小林
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Yangtze University
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Yangtze University
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Abstract

The invention relates to a method for mass-producing palatable live bait water earthworms for eel offspring seeds. The method is characterized in that the size of a cultivating pool is 20-30mx8-12mx0.2-0.25m; fresh growing-and-fattening-pig manure which is not thoroughly decomposed is used as feed; suitable seed introduction time is April or November, and the quantity of the introduction seeds is 0.25-0.5 kg/m2; on the second day, the fresh pig manure is splashed to a whole pool evenly, 3-5 cm water is poured, and the pig manure is supplemented once every 8-10 days; during a cultivating period, a pool bottom is stirred, and suitable water temperature and water depth of the cultivating pool are maintained; the water earthworms are collected after the seeds are introduced for 30 days, the water earthworms are collected once every 30 days, and 10 times of collection are conducted in a year; and the collection is conducted at night. By means of the method, the production yield of the earthworms can be improved by around 20-30%, annual output can be 2500-3500 kg/667 m2, and a requirement of large-scale production of eel offspring seeds for fresh and live baits can be met.

Description

A kind of method of producing yellow eel seed opening movable bait water earthworm in batches
Technical field:
The present invention relates to a kind of method of producing yellow eel seed opening movable bait water earthworm in batches, belong to the fishery science applied technical field.
Background technology:
Yellow eel is that China cultivates very rapidly one of famous-brand and high-quality fish of development in recent years, and it mainly cultivates the provinces such as Hubei that the producing region is dispersed throughout the middle and lower reach of Yangtze River, Hunan, Anhui, Jiangxi, Zhejiang.Eel cultivation has become one of leading industry of these regional culture fisheries.
In yellow eel scale artificial culture process, the seed of artificial breeding is very short, and the seedling that drops at present is take wild yellow eel seed resource as main.Cultivate wild yellow eel seedling, it is low to exist the cultivation survival rate in production, and the aspects such as the quantity of wild seedling and source also all can not satisfy the scale of eel cultivation and the requirement of industrialization.Though the artificial breeding technology of yellow eel seedling is haveing breakthrough in the recent period; but after artificial incubation goes out the eel seedling; cultivate from young eel that the growth rate of seed the process of eel kind is slow, survival rate is low; its main cause is to lack a large amount of good palatabilities, nutritious fresh and alive animal feed, can not satisfy large-scale production yellow eel seedling to the needs of fresh food.
Summary of the invention:
In order to overcome the deficiencies in the prior art; the object of the present invention is to provide a kind of method of producing yellow eel seed opening movable bait water earthworm in batches; can make the output increased about 20%~30% of water earthworm, to satisfy large-scale production yellow eel seedling to the needs of fresh food.
The present invention realizes above-mentioned purpose by following technical solution.
(1), the construction of living bait water earthworm culture pond:
The rice field that selection is had abundant water resources, irrigation and drainage make things convenient for, mud is shallow is built as water earthworm culture pond; The length of culture pond is 20~30m, and wide is 8~12m, is 0.2~0.25m deeply; Finishing at the bottom of the pond of culture pond is flat, be provided with water inlet, be provided with discharge outlet at low end at the higher end of culture pond; And culture pond along the pond around dig the drain ditch of dark 20cm.
(2), cultivate selection and the storage of feed:
Select the fresh pig manure of the fermentation of not becoming thoroughly decomposed for cultivating the feed of water earthworm; For preventing pig manure fermentation maturity in depositing process, pig manure should be placed in the native pond that is above the ground level and store, and the very useful plastic film in native pond covers, with prevent rainwater drench into, and will seep water by force in the Tu Chi bottom surface, to guarantee that water can normally ooze out in the pig manure, in case pig manure is immersed in water and fermentation maturity for a long time.
(3), the introducing a fine variety and inoculating of water earthworm:
Water earthworm seedling can gather the natural water earthworm that Bilge, sewage draining exit and harbour river bend etc. are located, and also can buy from the market fresh and alive water earthworm; Introduce a fine variety selection of time and be lower than 20 ℃ 10~November or 3~April at temperature; Introduce a fine variety front water in the culture pond is put dried, then with water earthworm seedling with 0.25~0.5kg/m 2Sowing quantity be spread in equably at the bottom of the pond of culture pond on, and the 3~5cm that pours water.
(4), the growth management of water earthworm:
After the inoculation, daily management mission is very one of important step of obtaining high yield, and its control measures are:
1., cultivate using of feed:
After the water earthworm was introduced a fine variety, second day began to use the cultivation feed, every mu of 80~100kg, and full culture pond is evenly splashed, and with uniform fold skim at the bottom of the pond, guarantees full pond water earthworm food evenly; In the whole breeding process afterwards, once cultivate feed every 8~10 days supplementation administration, each every mu of 80~100kg.
2., beat the pond:
Beat at the bottom of with the culture pond pond moving with "T"-shaped wooden rake comprehensively, moss, weeds are imbedded in the culture matrix of culture pond, its effect is to prevent that medium from hardening, driving away the metabolic waste of water earthworm and feed and decomposing the pernicious gas that produces, effectively suppress numerous life of moss, duckweed, weeds, and keeps the steadily unimpeded of the smooth and media surface current of media surface; Beat the time interval in pond, depending on the concrete condition of culture pond, decide such as water temperature, current, the growth of water earthworm and the situation of gathering etc., usually produce the busy season in 5~August to stir once every 8~10 days, stir once 15 days other seasons.
3., the regulation and control of the culture pond depth of water and pond temperature:
The depth of water regulation and control of culture pond are at 3~5cm; The fine weather in early spring, daytime, Chi Shui can be more shallow, improves the pond temperature to utilize solar energy; Then suitably deepen night, with heat-preserving anti-freezing; Summer High Temperature phase Chi Shuike to reduce solar irradiation, can shade the overhead built plantation tendril class crop of culture pond more deeply in advance.
(5), gathering of water earthworm:
Newly-built culture pond inoculation just entered Period of reproductive peak after 30 days, and in time gathering is one of key measure that obtains high yield;
Collecting method is: gather and carry out at night; The front elder generation filling low temperature well water in the culture pond of gathering, until water earthworm major part the water surface troop agglomerating after, seize the opportunity and gather this moment; After the water earthworm that will be clustered in the water surface with "T"-shaped wooden rake collected to hold together, the mesh bag made from 40 purpose polyethylene screen cloths caught out it, puts into rapidly the storage pond, holding pond of building with cement.
Because the water earthworm that catches out also needs further separation with a large amount of mud and excrement; Separating method is: keep the Chi Shui of storage pond, holding pond to flow for a long time, the agglomerating water earthworm at water surface that will troop every 1 hour is pulled out with hand, can all gather in the crops complete 5~6 times; Culture pond is inoculated and is produced the water earthworm daily after 30 days and can reach 0.5kg/m under the natural conditions of 25 ℃~28 ℃ of water temperatures 2Each culture pond every 30 days results was once gathered in the crops 10 times in 1 year, and the gross yield of fresh and alive water earthworm can reach 2500~3500kg/667m 2
The present invention has following beneficial effect compared with prior art:
Because the fresh pig manure that does not become thoroughly decomposed that adopts growing and fattening pigs is the cultivation feed of cultivating the water earthworm and new cultivation and the method for the water earthworm of gathering; make the output increased about 20%~30% of water earthworm, can satisfy large-scale production yellow eel seedling to the needs of fresh food.
Embodiment:
Implement the present invention, take Jianghan Plain as example, can carry out according to the following steps:
(1), the construction of living bait water earthworm culture pond:
The rice field that selection is had abundant water resources, irrigation and drainage make things convenient for, mud is shallow is built as water earthworm culture pond; 20~30m is grown in the rice field separation, and wide is 8~12m, is several culture ponds of 0.2~0.25m deeply; After turning over machinery at the bottom of the pond of culture pond, push away flatly with "T"-shaped wooden rake as far as possible, be provided with water inlet, be provided with discharge outlet at low end at the higher end of culture pond; And culture pond along the pond around dig the drain ditch of dark 20cm.
(2), cultivate selection and the storage of feed:
Selecting the fresh pig manure of the fermentation of not becoming thoroughly decomposed of large-scale piggery growing and fattening pigs is the feed of cultivating the water earthworm; For preventing pig manure fermentation maturity in depositing process, near water earthworm culture pond, build first pig manure and deposit Tu Chi, pig manure is placed in the native pond that is above the ground level and stores, the very useful plastic film in soil pond covers, with prevent rainwater drench into, and will seep water by force in the Tu Chi bottom surface, to guarantee that water can normally ooze out in the pig manure, in case pig manure is immersed in water and fermentation maturity for a long time.
(3), the introducing a fine variety and inoculating of water earthworm:
Water earthworm seedling is bought fresh and alive water earthworm from the market; Introduce a fine variety selection of time and be lower than 20 ℃ 10~November or 3~April at temperature; Introduce a fine variety front water in the culture pond is put dried, then with water earthworm seedling with 0.25~0.5kg/m 2Sowing quantity be spread in equably at the bottom of the pond of culture pond on, and the 3~5cm that pours water.
(4), the growth management of water earthworm:
After the inoculation, daily management mission is very one of important step of obtaining high yield, and its control measures are:
1., cultivate using of feed:
After the water earthworm was introduced a fine variety, second day began to use the cultivation feed, every mu of 80~100kg, and full culture pond is evenly splashed, and with uniform fold skim at the bottom of the pond, guarantees full pond water earthworm food evenly; In the whole breeding process afterwards, once cultivate feed every 8~10 days supplementation administration, each every mu of 80~100kg guarantees that the water earthworm can evenly ingest for a long time.
2., beat the pond:
Beat at the bottom of with the culture pond pond moving with "T"-shaped wooden rake comprehensively, consciously moss, weeds are imbedded in the culture matrix of culture pond, its effect is to prevent that medium from hardening, driving away the metabolic waste of water earthworm and feed and decomposing the pernicious gas that produces, effectively suppress numerous life of moss, duckweed, weeds, and keeps the steadily unimpeded of the smooth and media surface current of media surface; Beat the time interval in pond, depending on the concrete condition of culture pond, decide such as water temperature, current, the growth of water earthworm and the situation of gathering etc., usually produce the busy season in 5~August to stir once every 8~10 days, stir once 15 days other seasons.
3., the regulation and control of the culture pond depth of water and pond temperature:
The depth of water regulation and control of culture pond are at 3~5cm; The fine weather in early spring, daytime, Chi Shui can be more shallow, improves the pond temperature to utilize solar energy; Then suitably deepen night, with heat-preserving anti-freezing; Summer High Temperature phase Chi Shuike to reduce solar irradiation, can shade the overhead built plantation tendril class crop of culture pond more deeply in advance.
(5), gathering of water earthworm:
Newly-built culture pond inoculation was gathered after 30 days, and collecting method is: gather and carry out at night; The front elder generation filling low temperature well water in the culture pond of gathering, until water earthworm major part the water surface troop agglomerating after, seize the opportunity and gather this moment; After the water earthworm that will be clustered in the water surface with "T"-shaped wooden rake collected to hold together, the mesh bag made from 40 purpose polyethylene screen cloths caught out it, puts into rapidly the storage pond, holding pond of building with cement.
The water earthworm that catches out is separated with its subsidiary mud excrement, and method is: keep the Chi Shui of storage pond, holding pond to flow for a long time, the agglomerating water earthworm at water surface that will troop every 1 hour is pulled out with hand, can all gather in the crops complete 5~6 times; Culture pond is inoculated and is produced the water earthworm daily after 30 days and can reach 0.5kg/m under the natural conditions of 25 ℃~28 ℃ of water temperatures 2The height of concrete daily output earthworm amount and the size of inoculum concentration, quality of the fodder, daily management and relevant apart from the length on the date of gathering for the first time.Each culture pond every 30 days results was once gathered in the crops 10 times in 1 year, and the gross yield of fresh and alive water earthworm can reach 2500~3500kg/667m 2

Claims (4)

1. method of producing yellow eel seed opening movable bait water earthworm in batches is characterized in that may further comprise the steps:
(1), the construction of living bait water earthworm culture pond:
The rice field that selection is had abundant water resources, irrigation and drainage make things convenient for, mud is shallow is built as water earthworm culture pond; The length of culture pond is 20~30m, and wide is 8~12m, is 0.2~0.25m deeply; Finishing at the bottom of the pond of culture pond is flat;
(2), cultivate selection and the storage of feed:
Select the fresh pig manure of the fermentation of not becoming thoroughly decomposed for cultivating the feed of water earthworm; For preventing pig manure fermentation maturity in depositing process, pig manure should be placed in the native pond that is above the ground level and store;
(3), the introducing a fine variety and inoculating of water earthworm:
The selection of time of introducing a fine variety of water earthworm is lower than 20 ℃ 10~November or 3~April at temperature; Introduce a fine variety front water in the culture pond is put dried, then with water earthworm seedling with 0.25~0.5kg/m 2Sowing quantity be spread in equably at the bottom of the pond of culture pond on, and the 3~5cm that pours water;
(4), the growth management of water earthworm:
1., cultivate using of feed:
After the water earthworm was introduced a fine variety, second day began to use the cultivation feed, every mu of 80~100kg, and full culture pond is evenly splashed, and with uniform fold skim at the bottom of the pond, guarantees full pond water earthworm food evenly; In the whole breeding process afterwards, once cultivate feed every 8~10 days supplementation administration, each every mu of 80~100kg;
2., beat the pond:
Beat at the bottom of with the culture pond pond movingly with "T"-shaped wooden rake comprehensively, moss, weeds are imbedded in the culture matrix of culture pond; Beat the time interval in pond, produce the busy season in 5~August and stirred once every 8~10 days, stir once 15 days other seasons;
3., the regulation and control of the culture pond depth of water and pond temperature:
The depth of water regulation and control of culture pond are at 3~5cm; The fine weather in early spring, daytime, Chi Shui can be more shallow, improves the pond temperature to utilize solar energy; Then suitably deepen night, with heat-preserving anti-freezing; Summer High Temperature phase Chi Shuike more deeply, to reduce solar irradiation;
(5), gathering of water earthworm:
Newly-built culture pond inoculation can be gathered after 30 days, gathered and carried out at night; The front elder generation filling low temperature well water in the culture pond of gathering, until water earthworm major part the water surface troop agglomerating after, seize the opportunity and gather this moment; After the water earthworm that will be clustered in the water surface with "T"-shaped wooden rake collected to hold together, the mesh bag made from 40 purpose polyethylene screen cloths caught out it, puts into rapidly the storage pond, holding pond of building with cement;
The water earthworm that catches out is separated with its subsidiary mud excrement, and method is: keep the Chi Shui of storage pond, holding pond to flow for a long time, the agglomerating water earthworm at water surface that will troop every 1 hour is pulled out with hand, can all gather in the crops complete 5~6 times.
2. a kind of method of producing yellow eel seed opening movable bait water earthworm in batches according to claim 1 is characterized in that being provided with water inlet, being provided with discharge outlet at low end at a higher end of culture pond; And culture pond along the pond around dig the drain ditch of dark 20cm.
3. a kind of method of producing yellow eel seed opening movable bait water earthworm in batches according to claim 2 is characterized in that the very useful plastic film in native pond of storing fresh pig manure covers.
4. a kind of method of producing yellow eel seed opening movable bait water earthworm in batches according to claim 3 is characterized in that the fresh and alive water earthworm of water earthworm seedling for buying from the market.
CN2011103082620A 2011-10-12 2011-10-12 Method for mass-producing palatable live bait water earthworms for eel offspring seeds Pending CN103039405A (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103609501A (en) * 2013-12-05 2014-03-05 长江大学 Method for ecologically breeding ricefield eels based on combination of pigs and eels
CN104186427A (en) * 2014-07-25 2014-12-10 李进村 Method for rapidly producing tubificidae used as initial feed of mud fish fries
CN104335729A (en) * 2013-08-06 2015-02-11 天津贾立明蚯蚓养殖有限公司 Method for remediating soil by earthworms
CN104705530A (en) * 2015-04-10 2015-06-17 宁国市金东坊农业开发有限公司 Ecological culture method of bait for brevifilis fry
CN105075948A (en) * 2015-08-27 2015-11-25 张家港鸿蚓生物科技有限公司 Cultivation method of benthonic animals
CN105995050A (en) * 2016-05-25 2016-10-12 上海农好饲料有限公司 Blood worm feed and preparation method thereof
CN106614412A (en) * 2017-02-07 2017-05-10 上海市农业科学院 Method for improving overwintering survival rate of limnodrilus hoffmeisteri

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104335729A (en) * 2013-08-06 2015-02-11 天津贾立明蚯蚓养殖有限公司 Method for remediating soil by earthworms
CN103609501A (en) * 2013-12-05 2014-03-05 长江大学 Method for ecologically breeding ricefield eels based on combination of pigs and eels
CN104186427A (en) * 2014-07-25 2014-12-10 李进村 Method for rapidly producing tubificidae used as initial feed of mud fish fries
CN104705530A (en) * 2015-04-10 2015-06-17 宁国市金东坊农业开发有限公司 Ecological culture method of bait for brevifilis fry
CN104705530B (en) * 2015-04-10 2018-05-01 宁国市金东坊农业开发有限公司 A kind of valve knot anchovies fish bait biological breeding method
CN105075948A (en) * 2015-08-27 2015-11-25 张家港鸿蚓生物科技有限公司 Cultivation method of benthonic animals
CN105075948B (en) * 2015-08-27 2017-12-15 张家港鸿蚓生物科技有限公司 A kind of cultural method of zoobenthos
CN105995050A (en) * 2016-05-25 2016-10-12 上海农好饲料有限公司 Blood worm feed and preparation method thereof
CN106614412A (en) * 2017-02-07 2017-05-10 上海市农业科学院 Method for improving overwintering survival rate of limnodrilus hoffmeisteri

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Application publication date: 20130417