CN101647414A - Method for culturing Luo pond crayfish fries in greenhouse - Google Patents
Method for culturing Luo pond crayfish fries in greenhouse Download PDFInfo
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- CN101647414A CN101647414A CN200910182855A CN200910182855A CN101647414A CN 101647414 A CN101647414 A CN 101647414A CN 200910182855 A CN200910182855 A CN 200910182855A CN 200910182855 A CN200910182855 A CN 200910182855A CN 101647414 A CN101647414 A CN 101647414A
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 241000238017 Astacoidea Species 0.000 title claims abstract description 20
- 238000012258 culturing Methods 0.000 title claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 64
- 238000006213 oxygenation reaction Methods 0.000 claims abstract description 14
- 241000238557 Decapoda Species 0.000 claims description 69
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 claims description 26
- 241000894006 Bacteria Species 0.000 claims description 20
- 239000000463 material Substances 0.000 claims description 16
- 235000014655 lactic acid Nutrition 0.000 claims description 13
- 239000004310 lactic acid Substances 0.000 claims description 13
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 claims description 12
- 230000000384 rearing effect Effects 0.000 claims description 12
- 230000037396 body weight Effects 0.000 claims description 10
- 229920003023 plastic Polymers 0.000 claims description 9
- 239000004033 plastic Substances 0.000 claims description 9
- 238000000855 fermentation Methods 0.000 claims description 8
- 230000004151 fermentation Effects 0.000 claims description 8
- 241000193830 Bacillus <bacterium> Species 0.000 claims description 7
- 230000001546 nitrifying effect Effects 0.000 claims description 7
- ZZZCUOFIHGPKAK-UHFFFAOYSA-N D-erythro-ascorbic acid Natural products OCC1OC(=O)C(O)=C1O ZZZCUOFIHGPKAK-UHFFFAOYSA-N 0.000 claims description 6
- 241000287828 Gallus gallus Species 0.000 claims description 6
- 229930003268 Vitamin C Natural products 0.000 claims description 6
- 210000003608 fece Anatomy 0.000 claims description 6
- 239000010871 livestock manure Substances 0.000 claims description 6
- 239000006041 probiotic Substances 0.000 claims description 6
- 230000000529 probiotic effect Effects 0.000 claims description 6
- 235000018291 probiotics Nutrition 0.000 claims description 6
- 235000019154 vitamin C Nutrition 0.000 claims description 6
- 239000011718 vitamin C Substances 0.000 claims description 6
- 230000001276 controlling effect Effects 0.000 claims description 5
- 239000003337 fertilizer Substances 0.000 claims description 5
- 238000011534 incubation Methods 0.000 claims description 5
- 239000003895 organic fertilizer Substances 0.000 claims description 5
- 238000010298 pulverizing process Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 claims description 5
- 210000002969 egg yolk Anatomy 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 abstract description 16
- 230000004083 survival effect Effects 0.000 abstract description 7
- 238000006243 chemical reaction Methods 0.000 abstract description 2
- 238000011218 seed culture Methods 0.000 abstract 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 230000000813 microbial effect Effects 0.000 abstract 1
- 230000001706 oxygenating effect Effects 0.000 abstract 1
- 241001327110 Macrobrachium rosenbergii Species 0.000 description 12
- 238000009360 aquaculture Methods 0.000 description 11
- 244000144974 aquaculture Species 0.000 description 11
- 238000001816 cooling Methods 0.000 description 4
- 230000003203 everyday effect Effects 0.000 description 4
- 238000007639 printing Methods 0.000 description 4
- 238000009423 ventilation Methods 0.000 description 4
- 241000238367 Mya arenaria Species 0.000 description 3
- 230000000740 bleeding effect Effects 0.000 description 3
- 239000013505 freshwater Substances 0.000 description 3
- 230000000366 juvenile effect Effects 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 241001284241 Metapenaeus bennettae Species 0.000 description 1
- 241000337007 Oceania Species 0.000 description 1
- 241000219000 Populus Species 0.000 description 1
- 238000009395 breeding Methods 0.000 description 1
- 230000001488 breeding effect Effects 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 244000005700 microbiome Species 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 230000035764 nutrition Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 235000019600 saltiness Nutrition 0.000 description 1
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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Abstract
The invention relates to a method for culturing Luo pond crayfish fries in a greenhouse. The method is characterized in that a greenhouse is built up over a water area with a proper area, and Luo pondcrayfish fries are released to breed with a proper density; technologies of novel and reasonable rich water, temperature regulation and control, oxygenation, bait feeding, stress management, water quality management, and the like are matched to comprehensively and effectively control the whole process of fry seed culture; an original fry seed culture technology is refined and standardized; because methods of oxygenating in a bottom layer, adding Vc, premix compounds, and the like to baits and controlling stress reactions by splashing high-stability Vc and beneficial microbial agents in a pondcrayfish fry culture process, the survival rate and the growth rate of the Luo pond crayfish fries are improved; through the culture for 40-60 days, the survival rate of the Luo pond crayfish fries is improved by 10 percent, and the cultured Luo pond crayfish fries have large size and uniformity and can be improved by 0.5-1cm compared with conventional cultured fries.
Description
Technical field
The present invention relates to a kind of method of culturing Luo pond crayfish fries in greenhouse, belong to technical field of aquaculture.
Background technology
Macrobrachium rosenbergii (Macrobrachium rosenbergii) has another name called Malaysian prawn, the long-armed prawn of fresh water, money shrimp, big river prawn, be maximum in the world fresh water shrimps, originate in the northern and island, Western Pacific in whole South Asia and south east asia and Oceania, live in the whole year in these regional fresh water or the degree of saltiness water waters, and breed in the area, river mouth that influenced by tidewater.Macrobrachium rosenbergii is individual maximum a kind of during pond crayfish belongs to, because its bodily form is big, feeding habits are wide, disease is few, easy existence, growth is fast, nutrition is good, therefore has important economic value.
The breeding way majority of China Yangtze River Delta Area is based on one batch of breed of single cropping, but can be divided into three kinds of breed patterns according to putting the seedling time:
1. boiler seedling aquaculture model is put the seedling time in March, adopt native pond plastics (plastic sheeting for farm use) booth, homogeneous solution-type reactor heat (minority be electrical bar heating) train the seedling aquaculture model ahead of time.Mend in April and to put the booth seedling one time,, when big pool water temperature reaches 22 ℃, the juvenile prawn of having cultivated into big specification in the booth is put into the big pool culture to mid-May.Stay little, wheel to catch the method for listing greatly by catching successively from late June, specification is reached the finished product shrimp listing of 80-100 tail/kilogram, small dimension shrimp and soft shell shrimp then stay the pool to continue to culture, and do pool end up to October.
2. booth seedling aquaculture model is put Miao Shiwen in mid or late April, adopts native pond plastics (plastic sheeting for farm use) booth thermal insulation to catch and early trains the seedling aquaculture model.To mid-May, when big pool water temperature reaches more than 22 ℃, the juvenile prawn of having cultivated into big specification in the booth is put into the big pool culture.Rise July successively and stay method little, that wheel is caught listing greatly by catching, the finished product shrimp that specification is reached 80-100 tail/kilogram goes on the market, and small dimension shrimp and soft shell shrimp then stay the pool to continue to culture, and do the pool up to October and finish.
3. directly put the seedling aquaculture model and put the seedling time, promptly under the natural temperature condition of the shrimp pool, put the seedling aquaculture model in mid or late May.Stayed method little, that wheel is caught listing greatly by catching successively by the end of August at the beginning of 9 months, the finished product shrimp that specification is reached 80～100 tail/kilograms goes on the market, and small dimension shrimp and soft shell shrimp then stay the pool to continue to culture, and sell up to October to finish.
Summary of the invention
The objective of the invention is to improve the seed rearing process in boiler seedling aquaculture model and the booth seedling aquaculture model, thereby provide a kind of booth to cultivate the method for big specification Macrobrachium rosenbergii seed, on suitable area waters, build booth, put Luo pond crayfish fries in a suitable place to breed with proper density, be equipped with novel rational rich water technology, the temperature adjusting technology, bleeding technique, the bait feeding technology, stress administrative skill and water quality management technology, effectively control the seed rearing overall process comprehensively, cultivated through 40-60 days, make Macrobrachium rosenbergii seed survival rate improve 10%, specification is big and neat, cultivates seedling than routine and can improve 0.5-1cm.
According to technical scheme provided by the invention, a kind of booth is cultivated the method for big specification Macrobrachium rosenbergii seed, adopts following incubation step:
1, cultivating pool: 400-600 square metre of booth cultivating pool area, depth of water 60-80 centimetre.
2, cultivation density: cultivation density is cultured 2000-3000 tail Luo pond crayfish fries with every square metre and is advisable.
3, rich water: utilizing chicken manure and lactic acid bacteria mixed weight ratio is that the biological organic fertilizer that ferments at 100: 2 is made base fertilizer, by every mu every meter depth of water 3-5 kilogram full pool spilling head, with nitrifying bacteria, bacillus, lactic acid bacteria mixed weight ratio is that fermentation in 1: 2: 8 is topdressed, and consumption is an every mu every meter depth of water 100-150 gram.
4, temperature adjusting: booth is cultivated the pond water temperature should be stabilized in 25-27 ℃, slightly high by early stage temperature, pond, Ying Yumiao field temperature is close substantially, and the temperature difference is no more than 2 ℃ and is advisable, and progressively adjusts to 25-27 ℃ after 5-6 days, early stage water temperature is low will burn stove and heat, stop to burn stove mid-term, utilize booth to heat naturally, when the later stage natural temperature progressively raises, to window in good time and lift the canopy cooling, keep ventilation, printing opacity, preference temperature and good water quality in the booth.
5, oxygenation measure: booth oxygenation adopts air pump to carry out oxygenation, every pond adapted 1.1KW air pump, and air pump is placed on the middle and lower part of booth, leaves 5cm at the bottom of the pond, is supplied gas by mediad two ends by diameter 40mm plastic tube.
6, bait control: incipient 1-3 days throw something and feed yolk, prawn slice; Per 10,000 tail shrimp seedlings are thrown 1 egg, per 1,000,000 tail shrimp seedlings are thrown 3-5 kilogram prawn slice, 10-15% by the shrimp body weight throws something and feeds based on the pulverizing material of 0# material subsequently, wherein press high surely vitamin C 5 grams of per kilogram feed interpolation Triratna and shrimp premix 2 and restrain 1/5th interpolation prawn slice that reach by shrimp premix, threw something and fed 10-15 days, the albumen 0# that begins afterwards to throw something and feed material, day feeding volume is the 10-15% (in mixed bait) of shrimp body weight, in a small amount repeatedly can reach 6-8 time early stage, gradually reduces inferior the counting to 3-4 time of throwing something and feeding afterwards, feeding volume by every day distributes, daytime, feeding volume accounted for 30%, accounted for 70% evening, few in right amount throwing in overcast and rainy evening.
7, breed stress be managed and the water quality management technology: the same day was by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna after seed was put in a suitable place to breed, alternately press the high steady VC of 1-2 gram/cubic meter water body full pool spilling head Triratna later on every 3 days and press the enzyme-added probiotic of 0.5 gram/cubic meter water body full pool spilling head, stress manage and the regulating and controlling water quality technology during the reinforcement shrimp seed rearing.
Compared with the prior art the present invention has the following advantages:
Original seed rearing technology refinement and standardization have been carried out, from rich water, temperature adjusting, oxygenation, bait, stress regulate and control and many-sided refinement shrimp seed rearing process such as water quality each link, adopt novel bottom bleeding technique, in bait, add Vc and premix etc., during shrimp seed rearing, control stress reaction, thereby improve the survival rate and the growth rate of Luo pond crayfish fries by splash high steady Vc and effective microorganism preparation.
Embodiment:
Embodiment one: the method for a kind of culturing Luo pond crayfish fries in greenhouse kind of the present invention, adopt following incubation step:
Raiser Qin Hong roc in Shao You village, San Duo town, Gaoyou City was useful on 400 square metres of the booth areas that the Macrobrachium rosenbergii seed cultivates, and depth of water 80cm put Macrobrachium rosenbergii seed 1,200,000 tails in a suitable place to breed March 10.Utilizing chicken manure and lactic acid bacteria mixed weight ratio is that the biological organic fertilizer that ferments at 100: 2 is made base fertilizer, by 3 kilograms of full pool spilling heads of the every mu every meter depth of water, with nitrifying bacteria, bacillus, lactic acid bacteria mixed weight ratio is that fermentation in 1: 2: 8 is topdressed, and consumption is the every mu every meter depth of water 150 grams.Booth is cultivated the pond water temperature should be stabilized in 25 ℃, slightly high by early stage temperature, pond, Ying Yumiao field temperature is close substantially, and the temperature difference is no more than 2 ℃ and is advisable, and progressively adjusts to 25 ℃ after 5 days, early stage water temperature is low will burn stove and heat, stop to burn stove mid-term, utilize booth to heat naturally, when the later stage natural temperature progressively raises, to window in good time and lift the canopy cooling, keep ventilation, printing opacity, preference temperature and good water quality in the booth.Booth oxygenation adopts air pump to carry out oxygenation, every pond adapted 1.1KW air pump, and air pump is placed on the middle and lower part of booth, leaves 5cm at the bottom of the pond, is supplied gas by mediad two ends by diameter 40mm plastic tube.Incipient 1 day by 1 egg of per 10,000 tail shrimp seedlings throwing, per 1,000,000 shrimp seedlings are thrown 3 kilograms of prawn slice prawn slice, throw something and feed based on the pulverizing material of 0# material by 10% of shrimp body weight later, wherein press high surely vitamin C 5 grams of per kilogram feed interpolation Triratna and shrimp premix 2 and restrain 1/5th interpolation prawn slice that reach by shrimp premix, threw something and fed 10 days, the albumen 0# that begins afterwards to throw something and feed material, day feeding volume is 10% (in a mixed bait) of shrimp body weight, early stage in a small amount repeatedly, can reach 6 times, gradually reduce inferior the counting to 3 times of throwing something and feeding afterwards, by the feeding volume distribution of every day, daytime, feeding volume accounted for 30%, account for 70% evening, few in right amount throwing in overcast and rainy evening.The same day was by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna after seed was put in a suitable place to breed, replaced by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna with by the enzyme-added probiotic of 0.5 gram/cubic meter water body full pool spilling head stress manage and regulating and controlling water quality during the reinforcement shrimp seed rearing later on every 3 days.May 12, Luo pond crayfish fries goes out canopy, the long 4cm of seed body when going out canopy, and survival rate reaches 62%.
Embodiment two: the method for a kind of culturing Luo pond crayfish fries in greenhouse kind of the present invention, adopt following incubation step:
San Duo town, Gaoyou City Liu Er village raiser poplar Baolong was useful on 500 square metres of the booth areas that the Macrobrachium rosenbergii seed cultivates, and depth of water 70cm put Macrobrachium rosenbergii seed 1,250,000 tails in a suitable place to breed March 8.Utilizing chicken manure and lactic acid bacteria mixed weight ratio is that the biological organic fertilizer that ferments at 100: 2 is made base fertilizer, by every mu every meter depth of water with 5 kilograms of full pool spilling heads, with nitrifying bacteria, bacillus, lactic acid bacteria mixed weight ratio is that fermentation in 1: 2: 8 is topdressed, and consumption is the every mu every meter depth of water 100 grams.Booth is cultivated the pond water temperature should be stabilized in 27 ℃, slightly high by early stage temperature, pond, Ying Yumiao field temperature is close substantially, and the temperature difference is no more than 2 ℃ and is advisable, and progressively adjusts to 27 ℃ after 6 days, early stage water temperature is low will burn stove and heat, stop to burn stove mid-term, utilize booth to heat naturally, when the later stage natural temperature progressively raises, to window in good time and lift the canopy cooling, keep ventilation, printing opacity, preference temperature and good water quality in the booth.Booth oxygenation adopts air pump to carry out oxygenation, every pond adapted 1.1KW air pump, and air pump is placed on the middle and lower part of booth, leaves 5cm at the bottom of the pond, is supplied gas by mediad two ends by diameter 40mm plastic tube.Incipient 2 days by 1 egg of per 10,000 tail shrimp seedlings throwing, per 1,000,000 shrimp seedlings are thrown 4 kilograms of prawn slice prawn slice, to throw something and feed based on the pulverizing material of 0# material by 12% of shrimp body weight later, press wherein that the per kilogram feed adds that high steady vitamin C 5 grams of Triratna and per kilogram feed add shrimp premix 2 grams and by 1/5th interpolation prawn slice of shrimp premix, threw something and fed 12 days, the albumen 0# that begins afterwards to throw something and feed material, day feeding volume is 12% (in a mixed bait) of shrimp body weight, early stage in a small amount repeatedly, can reach 7 times, gradually reduce inferior the counting to 4 times of throwing something and feeding afterwards, by the feeding volume distribution of every day, daytime, feeding volume accounted for 30%, account for 70% evening, few in right amount throwing in overcast and rainy evening.The same day was by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna after seed was put in a suitable place to breed, replaced by the high steady VC of 1.5 gram/cubic meter water body full pool spilling head Triratnas with by the enzyme-added probiotic of 0.5 gram/cubic meter water body full pool spilling head stress manage and regulating and controlling water quality during the reinforcement shrimp seed rearing later on every 3 days.May 15, Luo pond crayfish fries goes out canopy, the long 4cm of seed body when going out canopy, and survival rate reaches 60%.
Embodiment three: the method for a kind of culturing Luo pond crayfish fries in greenhouse kind of the present invention, adopt following incubation step:
San Duo town, Gaoyou City Da Lu village raiser Zhang Guobin was useful on 600 square metres of the booth areas that the Macrobrachium rosenbergii seed cultivates, and depth of water 60cm put Macrobrachium rosenbergii seed 1,200,000 tails in a suitable place to breed March 8.Utilizing chicken manure and lactic acid bacteria mixed weight ratio is that the biological organic fertilizer that ferments at 100: 2 is made base fertilizer, by every mu every meter depth of water with 4 kilograms of full pool spilling heads, with nitrifying bacteria, bacillus, lactic acid bacteria mixed weight ratio is that fermentation in 1: 2: 8 is topdressed, and consumption is the every mu every meter depth of water 120 grams.Booth is cultivated the pond water temperature should be stabilized in 26 ℃, slightly high by early stage temperature, pond, Ying Yumiao field temperature is close substantially, and the temperature difference is no more than 2 ℃ and is advisable, and progressively adjusts to 26 ℃ after 6 days, early stage water temperature is low will burn stove and heat, stop to burn stove mid-term, utilize booth to heat naturally, when the later stage natural temperature progressively raises, to window in good time and lift the canopy cooling, keep ventilation, printing opacity, preference temperature and good water quality in the booth.Booth oxygenation adopts air pump to carry out oxygenation, every pond adapted 1.1KW air pump, and air pump is placed on the middle and lower part of booth, leaves 5cm at the bottom of the pond, is supplied gas by mediad two ends by diameter 40mm plastic tube.Incipient 3 days by 1 egg of per 10,000 tail shrimp seedlings throwing, per 1,000,000 shrimp seedlings are thrown 3 kilograms of prawn slice prawn slice, throw something and feed based on the pulverizing material of 0# material by 15% of shrimp body weight later, press wherein that the per kilogram feed adds that high steady vitamin C 5 grams of Triratna and per kilogram feed add shrimp premix 2 grams and by 1/5th interpolation prawn slice of shrimp premix, threw something and fed 15 days, the albumen 0# that begins afterwards to throw something and feed material, day feeding volume is 15% (in a mixed bait) of shrimp body weight, early stage in a small amount repeatedly, can reach 8 times, gradually reduce inferior the counting to 4 times of throwing something and feeding afterwards, by the feeding volume distribution of every day, daytime, feeding volume accounted for 30%, account for 70% evening, few in right amount throwing in overcast and rainy evening.The same day was by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna after seed was put in a suitable place to breed, replaced by the high steady VC of 2 gram/cubic meter water body full pool spilling head Triratnas with by the enzyme-added probiotic of 0.5 gram/cubic meter water body full pool spilling head stress manage and regulating and controlling water quality during the reinforcement shrimp seed rearing later on every 3 days.May 12, Luo pond crayfish fries goes out canopy, the long 4.2cm of seed body when going out canopy, and survival rate reaches 60%.
The present invention has improved the seed rearing process in boiler seedling aquaculture model and the booth seedling aquaculture model, by rich water technology, temperature adjusting technology, bleeding technique, bait feeding technology, stress administrative skill, effective control seed rearing overall process comprehensively such as water quality management technology.
The high steady VC of above-mentioned described Triratna is that Guangdong Huizhou city Triratna biochemistry Science and Technology Ltd. produces.Described enzyme-added probiotic is that Jiangsu Province Su Wei microorganism Co., Ltd produces.Described lactic acid bacteria, nitrifying bacteria, bacillus are the product of Jiangsu Province Su Wei microorganism Co., Ltd.Described 0# material is Tongwei Co., Ltd.'s product; Described vitamin C is that Guangdong Huizhou city Triratna biochemistry Science and Technology Ltd. produces; Described shrimp premix is that Wuxi Zhong Shui fishing medicine Co., Ltd produces.
Claims (2)
1, a kind of method of culturing Luo pond crayfish fries in greenhouse is characterized in that: adopt following incubation step:
(1), cultivating pool: 400-600 square metre of booth cultivating pool area, depth of water 60-80 centimetre;
(2), cultivation density: cultivation density is cultured 2000-3000 tail Luo pond crayfish fries with every square metre;
(3), rich water: the biological organic fertilizer with chicken manure and lactic acid bacteria mixed culture fermentation is made base fertilizer, by every mu every meter depth of water 3-5 kilogram full pool spilling head; Topdress with nitrifying bacteria, bacillus, lactic acid bacteria mixed culture fermentation, consumption is an every mu every meter depth of water 100-150 gram;
(4), temperature adjusting: booth is cultivated the pond water temperature and is stabilized in 25-27 ℃, and is slightly high by early stage temperature, should be close substantially with Miao Chang pond temperature, the temperature difference is no more than 2 ℃ and is advisable, and progressively adjusts to 25-27 ℃ after 5-6 days;
(5), oxygenation measure: booth oxygenation adopts air pump to carry out oxygenation, and air pump is placed on the middle and lower part of booth, leaves 5cm at the bottom of the pond, is supplied gas by mediad two ends by diameter 40mm plastic tube;
(6), bait control: incipient 1-3 days throw something and feed yolk, prawn slice; Per 10,000 tail shrimp seedlings are thrown 1 egg, per 1,000,000 tail shrimp seedlings are thrown 3-5 kilogram prawn slice, 10-15% by the shrimp body weight throws something and feeds based on the pulverizing material of 0# material subsequently, wherein press high surely vitamin C 5 grams of per kilogram feed interpolation Triratna and shrimp premix 2 and restrain 1/5th interpolation prawn slice that reach by shrimp premix, threw something and fed the albumen 0# that begins afterwards to throw something and feed material 10-15 days, day feeding volume is the 10-15% of shrimp body weight, in a small amount repeatedly can reach 6-8 time early stage, gradually reduces inferior the counting to 3-4 time of throwing something and feeding afterwards;
(7), breed stress be managed and water quality management: the same day was by the high steady VC of 1 gram/cubic meter water body full pool spilling head Triratna after seed was put in a suitable place to breed, alternately press the high steady VC of 1-2 gram/cubic meter water body full pool spilling head Triratna later on every 3 days and press the enzyme-added probiotic of 0.5 gram/cubic meter water body full pool spilling head, stress manage and regulating and controlling water quality during the reinforcement shrimp seed rearing.
2, the method for a kind of culturing Luo pond crayfish fries in greenhouse according to claim 1 is characterized in that the mass ratio of described chicken manure and lactic acid bacteria mixed culture fermentation is: 100: 2; The mass ratio of described nitrifying bacteria, bacillus, lactic acid bacteria mixed culture fermentation is: 1: 2: 8.
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| CN102415345A (en) * | 2011-08-31 | 2012-04-18 | 华南师范大学 | Method for cultivating macrobrachium rosenbergii offspring seed by using aquatic ozone culture system |
| CN102440203A (en) * | 2011-09-27 | 2012-05-09 | 中国水产科学研究院淡水渔业研究中心 | Wild adult exopalaemon modestus training method |
| CN102550448A (en) * | 2010-12-17 | 2012-07-11 | 南通市水产技术推广指导站 | Method for culturing shrimps at low water level in greenhouse under grape trellis |
| CN102550475A (en) * | 2012-02-09 | 2012-07-11 | 厦门大学 | Water quality control method for indoor cultivation of Penacus orientalis |
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| CN102715105A (en) * | 2012-05-21 | 2012-10-10 | 高雷 | Industrialization cultivation method for shrimp seed of macrobrachium rosenbergii |
| CN102835548A (en) * | 2012-08-27 | 2012-12-26 | 广东海大集团股份有限公司 | Larval macrobrachium rosenbergii micro-pellet feed and preparation method thereof |
| CN103815193A (en) * | 2014-02-28 | 2014-05-28 | 中国水产科学研究院淡水渔业研究中心 | Preparation of fermented material in bait bio-bed for breeding of procambarus clarkii seedlings and application method thereof |
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| CN108770742A (en) * | 2018-05-28 | 2018-11-09 | 苏州市毛氏阳澄湖水产发展有限公司 | A kind of method for culturing seedlings of Macrobrachium rosenbergii high-survival rate |
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| CN101444266B (en) * | 2008-04-01 | 2011-06-15 | 江苏省农业科学院 | Ecoalimental macrobrachium rosenbergii feed and production method thereof |
| CN101366363A (en) * | 2008-10-13 | 2009-02-18 | 中国水产科学研究院淡水渔业研究中心 | Raise seedling method on scale for freshwater shrimp |
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