CN102487879A - Method for facilitating formation of microbial floccules in freshwater aquiculture pond - Google Patents
Method for facilitating formation of microbial floccules in freshwater aquiculture pond Download PDFInfo
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- CN102487879A CN102487879A CN2011104119213A CN201110411921A CN102487879A CN 102487879 A CN102487879 A CN 102487879A CN 2011104119213 A CN2011104119213 A CN 2011104119213A CN 201110411921 A CN201110411921 A CN 201110411921A CN 102487879 A CN102487879 A CN 102487879A
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Abstract
The invention relates to a method for facilitating formation of microbial floccules in a freshwater aquiculture pond and aims at solving the problems that in the freshwater aquiculture pond, nitrogen sources of ammoniacal nitrogen, nitrous acid nitrogen and the like are excess, carbon sources are not enough, the pond water quality is poor and survival rate of cultured fishes is low. The method comprises the steps of calculating the quantity of cane molasses added into the freshwater aquiculture pond for each time according to general formula delta CH = 35*H*S*CNH3-N, wherein the delta CH represents the quantity of added cane molasses, the H represents the depth of a pond water body, the S represents the area of the pond water body, and the CNH3-N represents ammonia nitrogen content in the pond water body; adding the water in the freshwater aquiculture pond into the cane molasses to dilute the cane molasses and then splashing diluted cane molasses into the whole pond evenly, namely accomplishing the method for facilitating the formation of the microbial floccules in the freshwater aquiculture pond. By means of the method, forming quantity of the microbial floccules can be improved, non-pathogenic heterotrophicy bacteria can be stimulated to reproduce in a large scale, thereby restraining reproduction of pathogenic bacteria and improving the pond water quality.
Description
Technical field
The present invention relates to a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms.
Background technology
Biological floc sedimentation is that what mainly to be made up of bacterium, algae, protozoa, wheel animalcule, Gastrotricha and other organic matters is one type of organic bulk suspension of carrier with the organic matter.Its core value is to make the nutrition refuses such as residual bait, ight soil and nitrogenous source excreta in the cultivating system be converted into the source of nutrition that cultivated animals can be ingested again and utilized; Improve cultivated animals to the feed nitrogen utilization efficiency; Reduce the cultivating pool eutrophication simultaneously; Improve pond water quality, reduce disease and take place.Change on the water base plinth zero, adopt artificial regulatory cultivating pool micro organism quantity to achieve the above object.
Carbon source is the necessary one type of nutrients of growth of microorganism.Pond interior carbon source shortage can cause the heterotrophic bacteria breeding to be obstructed.In whole breeding process; Usually exist serious imbalance between organic input of feed and the cultivating pool water body micro-ecological environment; Feed only considers to culture the nutritional need of object, does not consider the material balance of the whole pond waters ecosystem, especially carbon, nitrogen balance.As far as microorganism, nitrogenous sources such as the ammonia nitrogen in the cultivating pool water body, nitrite nitrogen are superfluous, the carbon source relative deficiency.
Summary of the invention
The present invention will solve in the freshwater aquiculture pond that nitrogenous sources such as ammoniacal nitrogen, nitrite nitrogen are superfluous, carbon source is not enough, and pond water quality is poor, and the problem that the cultured fishes survival rate is low provides a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms.
The present invention promotes the method that freshwater aquiculture pond life floc sedimentation forms, and carries out according to the following steps: one, calculate the amount of in the freshwater aquiculture pond, adding cane molasses each time by following formula: Δ CH=35 * H * S * C
NH3-NWherein Δ CH is cane molasses addition g, and H is pond waters degree of depth m, and S is pond waters area m
2, C
NH3-NBe ammonia-nitrogen content mg/L in the pond waters; Two, the water that in cane molasses, adds in the freshwater aquiculture pond dilutes; The water in the freshwater aquiculture pond and the mass ratio of cane molasses are 9～11: 1; Evenly splash in the full pond of cane molasses after will diluting then; Per 1～2 week splashes once, promptly accomplishes the method that promotes that freshwater aquiculture pond life floc sedimentation forms.
The present invention uses cane molasses to be carbon source, utilizes carbon, nitrogen balance principle to stimulate the heterotrophic bacteria breeding through in cultivating pool, adding carbon source, and then promote the formation of biological floc sedimentation.The inventive method can improve the formation amount of biological floc sedimentation, stimulates non-pathogenic heterotrophic bacteria to breed in a large number, thereby suppresses the breeding of pathogenic bacteria, reduces disease and takes place, and improves pond water quality.Can significantly improve simultaneously the survival rate of cultivating pool fish body, the content of ammoniacal nitrogen and these two kinds of harmful nitrogenous sources of nitrite nitrogen in the reduction pond.The biological floc sedimentation that forms simultaneously can be eaten by filter-feeding, heterophagous fingerling, and alternative feed a part reduces cost.
Embodiment
Technical scheme of the present invention is not limited to following cited embodiment, also comprises the combination in any between each embodiment.
Embodiment one: this embodiment promotes the method that freshwater aquiculture pond life floc sedimentation forms, and carries out according to the following steps: one, calculate the amount of in the freshwater aquiculture pond, adding cane molasses each time by following formula: Δ CH=35 * H * S * C
NH3-NWherein Δ CH is cane molasses addition g, and H is pond waters degree of depth m, and S is pond waters area m
2, C
NH3-NBe ammonia-nitrogen content mg/L in the pond waters; Two, the water that in cane molasses, adds in the freshwater aquiculture pond dilutes; The water in the freshwater aquiculture pond and the mass ratio of cane molasses are 9～11: 1; Evenly splash in the full pond of cane molasses after will diluting then; Per 1～2 week splashes once, promptly accomplishes the method that promotes that freshwater aquiculture pond life floc sedimentation forms.
The said cane molasses of this embodiment obtains for buying.
Embodiment two: what this embodiment and embodiment one were different is: the water in the step 2 in the freshwater aquiculture pond and the mass ratio of cane molasses are 9: 1.Other is identical with embodiment one.
Embodiment three: what this embodiment and embodiment one were different is: the water in the step 2 in the freshwater aquiculture pond and the mass ratio of cane molasses are 11: 1.Other is identical with embodiment one.
Embodiment four: what this embodiment and embodiment one were different is: the water in the step 2 in the freshwater aquiculture pond and the mass ratio of cane molasses are 10: 1.Other is identical with embodiment one.
Embodiment five: what this embodiment was different with one of embodiment one to four is: per 1 week splashes once in the step 2.Other is identical with one of embodiment one to four.
Embodiment six: what this embodiment was different with one of embodiment one to four is: per 2 weeks splash once in the step 2.Other is identical with one of embodiment one to four.
Embodiment seven: this embodiment promotes the method that freshwater aquiculture pond life floc sedimentation forms, and carries out according to the following steps: one, calculate the amount of in the freshwater aquiculture pond, adding cane molasses each time by following formula: Δ CH=35 * H * S * C
NH3-NWherein Δ CH is cane molasses addition g, and H is pond waters degree of depth m, and S is pond waters area m
2, C
NH3-NBe ammonia-nitrogen content mg/L in the pond waters; Two, the water that in cane molasses, adds in the freshwater aquiculture pond dilutes; The water in the freshwater aquiculture pond and the mass ratio of cane molasses are 10: 1; Evenly splash in the full pond of cane molasses after will diluting then; Per 1 week splashes once, promptly accomplishes the method that promotes that freshwater aquiculture pond life floc sedimentation forms.
The used pond of this embodiment area is 1.1 mu, depth of water 1.5m.The pond stocked carp is divided into large and small two specifications, and the average weight of large size fingerling carp and grass carp is 23g, and the average weight of silver carp and bighead is 20g, and breeding density is 3600 tails/pond.The average weight of small dimension fingerling carp and grass carp is 15g, and the average weight of silver carp and bighead is 10g, and breeding density is 7200 tails/pond.Large and small specification fingerling is all in carp: silver carp: bighead: grass carp=6: 2: 1: 1 ratio is put in a suitable place to breed.Two specifications are all established cane molasses group and control group, and the cane molasses group is added cane molasses by the method for present embodiment, and control group does not add cane molasses.In the whole experiment, two groups of ponds carp fingerling mixed feed of all normally throwing something and feeding, and all do not change water, just regular replenishment evaporation and water amount of seepage; The cane molasses group is added cane molasses weekly once as stated above, adds five times continuously from September 4,7 days to 2011 August in 2011.Before adding, measure water quality index such as water body ammoniacal nitrogen, nitrite nitrogen, nitric nitrogen, pH, DO weekly, measure the biological floc sedimentation amount of respectively organizing pond waters simultaneously.Experiment was carried out for 6 weeks altogether, and the 5th week and the 6th all cane molasses groups stop to add cane molasses.
In the whole experiment, the survival rate that the cane molasses group is respectively put the kind fish in a suitable place to breed is 100%, and the fish in the control group all has death in various degree.And in the large size fingerling, the specific growth rate of cane molasses group flathead and carp is respectively than control group high 2.6% and 1.9%, and its rate of body weight gain is respectively than control group high 4.2% and 3.7%; In the small dimension fingerling, the specific growth rate of cane molasses group flathead and carp is respectively than control group high 5.4% and 1.0%, and its rate of body weight gain is respectively than control group high 12.3% and 3.2%.Data are as shown in table 1.
Table 1 difference is put specific growth rate, rate of body weight gain and the survival rate of fingerling in a suitable place to breed
The biological floc sedimentation amount of respectively organizing pond waters in the experimentation is as shown in table 2.Compare with control group, the cane molasses group is from adding second week beginning of cane molasses, and the biological floc sedimentation amount of cane molasses group water body all maintains higher level in two kinds of specification ponds.
Table 2 different time is respectively organized the biological floc sedimentation amount (mL) of pond waters
The ammonia nitrogen content of respectively organizing pond waters in the experimentation is as shown in table 3, and it is as shown in table 4 that each organizes the nitrite nitrogen content of pond waters.In two kinds of specification fingerlings, the ammoniacal nitrogen in control group pond and nitrite nitrogen content all present lasting trend of rising, and two kinds of harmful nitrogenous source content of this of cane molasses group then all continue to maintain reduced levels.Can know by the data in table 3 and the table 4, stop to add behind the cane molasses content of ammoniacal nitrogen and nitrite nitrogen and can keep for 1～2 week.
Table 3 different time is respectively organized the ammonia nitrogen content (mg/L) of pond waters
Table 4 different time is respectively organized the nitrite nitrogen content (mg/L) of pond waters
This method is applicable to ammoniacal nitrogen and higher fingerling or the adult fish freshwater aquiculture pond of nitrite nitrogen content, adds continuously more than two weeks to promote biological floc sedimentation to form, and can significantly reduce pond ammoniacal nitrogen and nitrite nitrogen content; Main support carp or raise together with carp, flathead etc. can the cultivating pool of consumer organism floc sedimentation fish in continuously interpolation can improve the growth rate of these fish, reduce feed coefficient, can reduce cost.
Claims (6)
1. method that promotes that freshwater aquiculture pond life floc sedimentation forms; It is characterized in that promoting the method for freshwater aquiculture pond life floc sedimentation formation, carry out according to the following steps: one, calculate the amount of in the freshwater aquiculture pond, adding cane molasses each time: Δ CH=35 * H * S * C by following formula
NH3-NWherein Δ CH is cane molasses addition g, and H is pond waters degree of depth m, and S is pond waters area m
2, C
NH3-NBe ammonia-nitrogen content mg/L in the pond waters; Two, the water that in cane molasses, adds in the freshwater aquiculture pond dilutes; The water in the freshwater aquiculture pond and the mass ratio of cane molasses are 9～11: 1; Evenly splash in the full pond of cane molasses after will diluting then; Per 1～2 week splashes once, promptly accomplishes the method that promotes that freshwater aquiculture pond life floc sedimentation forms.
2. a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms according to claim 1 is characterized in that the mass ratio of the water in the freshwater aquiculture pond and cane molasses is 9: 1 in the step 2.
3. a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms according to claim 1 is characterized in that the mass ratio of the water in the freshwater aquiculture pond and cane molasses is 11: 1 in the step 2.
4. a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms according to claim 1 is characterized in that the mass ratio of the water in the freshwater aquiculture pond and cane molasses is 10: 1 in the step 2.
5. a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms according to claim 1 and 2 is characterized in that splashing once in per 1 week in the step 2.
6. a kind of method that promotes that freshwater aquiculture pond life floc sedimentation forms according to claim 1 and 2 is characterized in that splashing once in per 2 weeks in the step 2.
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102893937A (en) * | 2012-11-09 | 2013-01-30 | 中国水产科学研究院黑龙江水产研究所 | Efficient carp farming method by using free-of-water changing pond |
| CN102897924A (en) * | 2012-11-09 | 2013-01-30 | 中国水产科学研究院黑龙江水产研究所 | Zero-water-changing water quality regulation and control method of cultivation pool |
| CN102972315A (en) * | 2012-12-03 | 2013-03-20 | 中国水产科学研究院黑龙江水产研究所 | Efficient pond cultivation method of matsuura mirror carp species |
| CN103222438A (en) * | 2013-05-15 | 2013-07-31 | 中国水产科学研究院黑龙江水产研究所 | High-yield efficient pond farming method of Songpu mirror carp in alpine region |
| CN103598124A (en) * | 2013-11-15 | 2014-02-26 | 中国水产科学研究院珠江水产研究所 | Method for ecologically preventing and treating epizootic ulcerative syndromes of fishes |
| CN103627655A (en) * | 2013-10-28 | 2014-03-12 | 中国水产科学研究院珠江水产研究所 | Indoor culture method of biological flocs |
| CN104585123A (en) * | 2015-01-07 | 2015-05-06 | 中国海洋大学 | Suspending floccules generating device used for controlling quality of industrial aquatic water of prawns |
| CN105052799A (en) * | 2015-08-21 | 2015-11-18 | 大连宝发海珍品有限公司 | Method for pond culture of cynoglossus semilaevis gunther by means of biofloc technique |
| CN105104267A (en) * | 2015-08-28 | 2015-12-02 | 天津海友佳音生物科技股份有限公司 | Culture method for optimizing organism floccules |
| CN105145431A (en) * | 2015-08-21 | 2015-12-16 | 大连宝发海珍品有限公司 | Method for cultivating and reinforcing fries of cynoglossus semilaevis gunther using biological floccules |
| CN107129052A (en) * | 2017-04-19 | 2017-09-05 | 中国水产科学研究院南海水产研究所 | A kind of biological flocculation for aquiculture fast culture process |
| CN109566485A (en) * | 2018-12-03 | 2019-04-05 | 宁波大学 | A kind of opsariichthys bidens pond breeding method |
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Cited By (14)
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| CN102893937A (en) * | 2012-11-09 | 2013-01-30 | 中国水产科学研究院黑龙江水产研究所 | Efficient carp farming method by using free-of-water changing pond |
| CN102897924A (en) * | 2012-11-09 | 2013-01-30 | 中国水产科学研究院黑龙江水产研究所 | Zero-water-changing water quality regulation and control method of cultivation pool |
| CN102972315A (en) * | 2012-12-03 | 2013-03-20 | 中国水产科学研究院黑龙江水产研究所 | Efficient pond cultivation method of matsuura mirror carp species |
| CN103222438A (en) * | 2013-05-15 | 2013-07-31 | 中国水产科学研究院黑龙江水产研究所 | High-yield efficient pond farming method of Songpu mirror carp in alpine region |
| CN103627655B (en) * | 2013-10-28 | 2015-04-01 | 中国水产科学研究院珠江水产研究所 | Indoor culture method of biological flocs |
| CN103627655A (en) * | 2013-10-28 | 2014-03-12 | 中国水产科学研究院珠江水产研究所 | Indoor culture method of biological flocs |
| CN103598124A (en) * | 2013-11-15 | 2014-02-26 | 中国水产科学研究院珠江水产研究所 | Method for ecologically preventing and treating epizootic ulcerative syndromes of fishes |
| CN104585123A (en) * | 2015-01-07 | 2015-05-06 | 中国海洋大学 | Suspending floccules generating device used for controlling quality of industrial aquatic water of prawns |
| CN105052799A (en) * | 2015-08-21 | 2015-11-18 | 大连宝发海珍品有限公司 | Method for pond culture of cynoglossus semilaevis gunther by means of biofloc technique |
| CN105145431A (en) * | 2015-08-21 | 2015-12-16 | 大连宝发海珍品有限公司 | Method for cultivating and reinforcing fries of cynoglossus semilaevis gunther using biological floccules |
| CN105145431B (en) * | 2015-08-21 | 2017-10-13 | 大连宝发海珍品有限公司 | A kind of method that utilization biological flocculation technology cultivates reinforcing Cynoglossus semilaevis fry |
| CN105104267A (en) * | 2015-08-28 | 2015-12-02 | 天津海友佳音生物科技股份有限公司 | Culture method for optimizing organism floccules |
| CN107129052A (en) * | 2017-04-19 | 2017-09-05 | 中国水产科学研究院南海水产研究所 | A kind of biological flocculation for aquiculture fast culture process |
| CN109566485A (en) * | 2018-12-03 | 2019-04-05 | 宁波大学 | A kind of opsariichthys bidens pond breeding method |
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Application publication date: 20120613 |