CN104996342A - Pomfret cultivating method - Google Patents
Pomfret cultivating method Download PDFInfo
- Publication number
- CN104996342A CN104996342A CN201510494418.7A CN201510494418A CN104996342A CN 104996342 A CN104996342 A CN 104996342A CN 201510494418 A CN201510494418 A CN 201510494418A CN 104996342 A CN104996342 A CN 104996342A
- Authority
- CN
- China
- Prior art keywords
- cultivation
- butterfish
- seawater
- cultivating system
- parts
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; CARE OF BIRDS, FISHES, INSECTS; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K61/00—Culture of aquatic animals
-
- 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
Abstract
A pomfret cultivating method comprises following steps: fertilized eggs of pomfrets are obtained after polyculture of male and female parent fish of the pomfrets; pomfret fries are obtained after incubation of the fertilized eggs of the pomfrets; a cultivation system is washed and soaked with fresh water after the cultivation system is disinfected by a disinfectant; natural seawater is treated to meet the default cultivation index, and cultivation seawater is obtained and injected into the cultivation system; the pomfret fries are put into the cultivation system for cultivation, bait feeding and pest and disease control are performed, and water quality of the cultivation seawater is monitored in real time; cultivation wastewater is treated to meet the default cultivation index and is taken as cultivation seawater for recycling; the cultivation seawater is supplemented and injected into the cultivation system. The pomfret cultivation method is more environment-friendly and has less environmental pollution. Besides, the treated natural seawater meeting the default cultivation index is adopted for pomfret cultivation, the cultivation risk is smaller, the cultivation period is shorter, the cultivation efficiency is higher, and the cultivation quality is better.
Description
Technical field
The present invention relates to cultural technique field, particularly relate to a kind of butterfish cultural method.
Background technology
At present, seawater aquaculture industry is one of industry with fastest developing speed in agricultural and rural economy always, obtain employment in a large number for country labor force transfer creates and increase income chance, become the important industry promoting rural economic development, important effect has been played to promotion China's agricultural sector structure adjustment and rural economy development in an all-round way.Therefore, the important directions that seawater aquaculture industry is China's sea fishery future development is greatly developed.
Wherein, in seawater aquaculture industry, famous, excellent and new kind and the high cultivation of added value are the important channels of fast-developing seawater aquaculture industry.But in fact, China's freshwater aquiculture always based on fish, and in mariculture Mesichthyes output far below shrimp, shellfish, algae, presents " reversal of the natural order of things " phenomenon.Within 2004, China's marine fish culture output only accounts for 4.3% of mariculture gross yield, inconsistent with the demand of market to high-grade aquatic products.The cultivation of seawater fish is considered to the fourth wave of China's mariculture after algae, shrimp, shellfish.
Along with the increase of world population and the raising of the level of consumption and level, to the demand of high-grade aquatic products by increasing, wherein, butterfish because of have nutritious, meat good and to the strong advantage of environmental suitability and as one of important cultivation object of China marine fishes.
But, existing butterfish breeding way generally adopts more traditional, and to coastal natural environment and the stronger shallow sea cage culture mode of weather dependence, in its production in reality cultivation, easily be subject to Effect of Natural Disaster, growth course has stronger seasonality, be easily subject to the impact of coastal eco-environmental quality decline, cause occurring that cultivation has a big risk, the culture-cycle long and cultivate inefficient problem.
Summary of the invention
Based on this, be necessary that providing a kind of cultivates the butterfish cultural method that risk is less, the culture-cycle is shorter and cultivation efficiency is higher.
A kind of butterfish cultural method, comprises the steps:
After raising together with butterfish male and female parent population, obtain butterfish fertilized egg;
After butterfish fertilized egg is hatched, obtain butterfish fry;
After adopting disinfectant to carry out disinfection to cultivating system, fresh water flush and immersion are carried out to described cultivating system;
Nature seawater is processed, and makes it reach default cultivation index, obtain breeding seawater, inject in described cultivating system;
Described butterfish fry is put into described cultivating system cultivate, carry out bait feeding and the extermination of disease and insect pest, and the water quality of described breeding seawater is monitored in real time;
Breeding wastewater is processed, makes it reach described default cultivation index, as the described breeding seawater supplying to recycle;
Supplement to described cultivating system and inject described breeding seawater.
Wherein in an embodiment, described disinfectant is potassium permanganate.
Wherein in an embodiment, the described number of times carrying out fresh water flush to described cultivating system is 3 times ~ 5 times.
Wherein in an embodiment, the described number of times carrying out fresh water flush to described cultivating system is 3 times.
Wherein in an embodiment, in preset time period, fresh water is adopted to carry out immersion treatment to described cultivating system.
Wherein in an embodiment, described preset time period is 1 day ~ 2 days.
Wherein in an embodiment, described described cultivating system is carried out to the operation of fresh water flush and immersion after, also ultraviolet disinfection process is carried out to described cultivating system.
Above-mentioned butterfish cultural method is by using cultivating wastewater purification Posterior circle, and comparatively environmental protection, environmental pollution is less.In addition, reach the nature seawater presetting cultivation index and cultivate butterfish after utilizing process, cultivation risk is less, the culture-cycle is shorter, cultivation efficiency is higher and cultivation quality is better.
Accompanying drawing explanation
Fig. 1 is the flow chart of the butterfish cultural method of an embodiment of the present invention.
Embodiment
For enabling above-mentioned purpose of the present invention, feature and advantage become apparent more, are described in detail the specific embodiment of the present invention below in conjunction with accompanying drawing.Set forth a lot of detail in the following description so that fully understand the present invention.But the present invention can be much different from alternate manner described here to implement, those skilled in the art can when without prejudice to doing similar improvement when intension of the present invention, therefore the present invention is by the restriction of following public concrete enforcement.
Such as, a kind of butterfish cultural method, after comprising the steps: to raise together with butterfish male and female parent population, obtains butterfish fertilized egg; After butterfish fertilized egg is hatched, obtain butterfish fry; After adopting disinfectant to carry out disinfection to cultivating system, fresh water flush and immersion are carried out to described cultivating system; Nature seawater is processed, and makes it reach default cultivation index, obtain breeding seawater, inject in described cultivating system; Described butterfish fry is put into described cultivating system cultivate, carry out bait feeding and the extermination of disease and insect pest, and the water quality of described breeding seawater is monitored in real time; Breeding wastewater is processed, makes it reach described default cultivation index, as the described breeding seawater supplying to recycle; Supplement to described cultivating system and inject described breeding seawater.
As shown in Figure 1, it is the flow chart of the butterfish cultural method of an embodiment of the present invention, comprises the steps:
S110, after raising together with butterfish male and female parent population, obtains butterfish fertilized egg.
In order to choose quality preferably butterfish parent population, the butterfish fry propagated artificially is more met with breeding, and then the cultivation density of raising butterfish, survival rate and growth rate, such as, butterfish parent population adopts manual type breeding or natural waters to fish for and obtains, simultaneously, after male and female butterfish parent population is raised together with in the ratio collocation of 1:1 ~ 3, fertilized egg of fine quality can be obtained, thus breeding can more be met the butterfish fry propagated artificially, and then the cultivation density of raising butterfish, survival rate and growth rate.
S120, after hatching, obtains butterfish fry to butterfish fertilized egg.
In order to obtain the fertilized egg of high-quality, to improve incubation rate, thus obtain butterfish fry of fine quality, such as, and then it is higher to improve cultivation efficiency, before induced spawning, by strengthening the cultivation of parent population, to promote its gonad development, e.g., store up in indoor water mud sump or support butterfish parent population temporarily, cultivated by artificial-strengthening, change water and soil pick-up every day, to make butterfish parent population natural spawning fertilization, so, the fertilized egg of high-quality can be obtained, to improve incubation rate, thus obtain butterfish fry of fine quality, and then it is higher to improve cultivation efficiency.
In order to improve the incubation rate of butterfish fertilized egg, such as, circuit incubator is adopted to hatch butterfish fertilized egg, the hatching characteristics adopted: hatching density 50 ovum/1L seawater ~ 100 ovum/1L seawater, incubation temperature 20 DEG C ~ 30 DEG C, seawater salinity 30% ~ 33%, dissolved oxygen >5mg/L, so, the incubation rate of butterfish fertilized egg can be improved.
S130, after carrying out disinfection, carries out fresh water flush and immersion to described cultivating system to cultivating system.
Before cultivating butterfish, need to carry out disinfection to cultivating system, to remove bacterium harmful to butterfish in cultivating system and virus.After sterilization, adopt fresh water flush and immersion can remove disinfectant composition residual in the rear cultivating system of sterilization.
In order to obtain preferably Disinfection Effect, and disinfectant composition residual in cultivating system after sterilization can be removed more fully, such as, in the operation carried out disinfection by cultivating system, the disinfectant that sterilization adopts is potassium permanganate; And for example, fresh water flush cultivating system 3 times ~ 5 times are adopted after sterilization; And for example, fresh water flush cultivating system 3 times are adopted after sterilization; And for example, after fresh water flush cultivating system, freshwater soaking cultivating system in preset time period; And for example, described preset time period is 1 day ~ 2 days; And for example, after freshwater soaking cultivating system, adopt ultraviolet to carry out disinfection to cultivating system, so, preferably Disinfection Effect can be obtained, and disinfectant composition residual in cultivating system after sterilization can be removed more fully.
S140, processes nature seawater, and makes it reach default cultivation index, obtains breeding seawater, injects in described cultivating system.
Described being carried out by nature seawater, in the operation processed, specifically comprises the steps:
S141, is delivered to nature seawater in exterior storage pond and carries out preliminary filtration and disinfect.
So, the suspension that volume is larger can be removed, and part bacterium and virus.
Such as, also Exposure to Sunlight exposure-processed is carried out to described outside storage pool; And for example, also Air Exposure is carried out to described nature seawater; And for example, also pass into ozone to described nature seawater, so, sterilization processing can be carried out to described exterior storage pond and described nature seawater.
S142, by the nature seawater after preliminary treatment successively after mechanical filter process, floating bed biochemical treatment, sterilization processing, micro-filtration process and water quality adjustment process, makes it reach and presets cultivation index.
So, by the nature seawater processed further, just can become breeding seawater and inject in cultivating system, for cultivation butterfish.
In order to shorten butterfish culture-cycle, improve butterfish cultivation efficiency and improve the cultivation quality of butterfish, such as, the described default cultivation index of described breeding seawater is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L, such as, excrement colibacillus group≤2000 wherein/L, and for example, the described default cultivation index of described breeding seawater is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L, and for example, described default cultivation index is: temperature 25 DEG C ~ 28 DEG C, pH value 7.9 ~ 8.2, salinity 27% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L, and for example, described default cultivation index is: temperature 27 DEG C, pH value 8, salinity 27.5%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L, so, relative to traditional shallow sea cage culture mode, butterfish is put into the breeding seawater reaching described default cultivation index to cultivate, the risk that natural calamity and water pollution bring can be avoided, simultaneously, breeding environment is also more stable, thus the culture-cycle of butterfish can be shortened, improve the cultivation efficiency of butterfish and improve the cultivation quality of butterfish.
S150, puts into described cultivating system by described butterfish fry and cultivates, carry out bait feeding and the extermination of disease and insect pest, and monitor in real time the water quality of described breeding seawater.
It should be noted that, the described operation of described butterfish fry being put into described cultivating system and carrying out cultivating, the cultivation density of described butterfish fry is 27.4 tails/m
3~ 27.7 tails/m
3, its main cause is, the breeding seawater after adopting described default cultivation index under the prerequisite guaranteeing butterfish normal growth, can greatly improve the cultivation density of butterfish.
In order to improve the growth rate of butterfish fry further, and the cultivation density of butterfish can be improved, such as, described bait comprises each component of following mass parts: described bait comprises each component of following mass parts: fish meal 60 parts ~ 70 parts, starch 23 parts ~ 25 parts, 8 parts ~ 10 parts, broad bean powder, wheat flour strength flour 2 parts ~ 3 parts, soy bean powder 6 parts ~ 8 parts, dusty yeast 3 parts ~ 5 parts, Choline Chloride 0.3 part ~ 0.5 part, calcium dihydrogen phosphate 1.5 parts ~ 2 parts; And for example, described bait comprises each component of following mass parts: described bait comprises each component of following mass parts: fish meal 65 parts ~ 70 parts, starch 23 parts ~ 24 parts, 8 parts ~ 9 parts, broad bean powder, wheat flour strength flour 2 parts ~ 2.5 parts, soy bean powder 6 parts ~ 7.5 parts, dusty yeast 3 parts ~ 4 parts, Choline Chloride 0.3 part ~ 0.5 part, calcium dihydrogen phosphate 1.5 parts ~ 2 parts; And for example, described bait comprises each component of following mass parts: described bait comprises each component of following mass parts: fish meal 65 parts, starch 24 parts, 8.5 parts, broad bean powder, wheat flour strength flour 2.5 parts, soy bean powder 7.5 parts, dusty yeast 4 parts, Choline Chloride 0.5 part, calcium dihydrogen phosphate 1.5 parts, so, the growth rate of butterfish fry can be improved further, and the cultivation density of butterfish can be improved.
In order to strengthen the Prevention technology to damage by disease and insect, such as, described in carry out in the operation of bait feeding and the extermination of disease and insect pest, also in described bait, add disease and insect resistance immunizing agent, wherein, the mass ratio of bait and disease and insect resistance immunizing agent is 100:1 ~ 2; And for example, described disease and insect resistance immunizing agent comprises each component of following mass parts: alumen 5 parts ~ 10 parts, kuh-seng 6 parts ~ 8 parts, frutus cnidii 12 parts ~ 25 parts, honeysuckle 7 parts ~ 13 parts, the Radix Astragali 51 parts ~ 55 parts, Celastrus angulatus 2 parts ~ 3 parts, the fruit of Rangoon creeper 2 parts ~ 3 parts, betel nut 5 parts ~ 8 parts, Radix Angelicae Sinensis 5 parts ~ 10 parts, 6 parts ~ 12 parts, Radix Glycyrrhizae, hawthorn 13 parts ~ 22 parts and Radix Isatidis 5 parts ~ 15 parts; And for example, described disease and insect resistance immunizing agent comprises each component of following mass parts: alumen 5 parts ~ 8 parts, kuh-seng 6 parts ~ 7 parts, frutus cnidii 20 parts ~ 25 parts, honeysuckle 10 parts ~ 13 parts, the Radix Astragali 52 parts ~ 55 parts, Celastrus angulatus 2 parts ~ 2.5 parts, the fruit of Rangoon creeper 2 parts ~ 2.5 parts, betel nut 5 parts ~ 6.5 parts, Radix Angelicae Sinensis 5 parts ~ 8.5 parts, 10 parts ~ 12 parts, Radix Glycyrrhizae, hawthorn 15 parts ~ 20 parts and Radix Isatidis 10 parts ~ 15 parts; And for example, described disease and insect resistance immunizing agent comprises each component of following mass parts: alumen 8 parts, kuh-seng 7 parts, frutus cnidii 20 parts, honeysuckle 10 parts, the Radix Astragali 55 parts, Celastrus angulatus 2.5 parts, the fruit of Rangoon creeper 2.5 parts, betel nut 6.5 parts, Radix Angelicae Sinensis 8.5 parts, 12 parts, Radix Glycyrrhizae, hawthorn 15 parts and Radix Isatidis 10 parts, so, be added to according to the above ratio in bait by the disease and insect resistance immunizing agent that pure Chinese drug preparation is obtained, the Prevention technology to damage by disease and insect can be strengthened, and the problem because excessively adding drug resistance caused by antibiotic can also be avoided.
In order to strengthen the Prevention technology to damage by disease and insect further, such as, describedly carry out in the operation of bait feeding and the extermination of disease and insect pest, also in described bait, add terramycin, wherein, the mass ratio of described bait and terramycin is 1000:1.2 ~ 2.3, and such as, the mass ratio of described bait and terramycin is 1000:1.7.So, by adding terramycin to bait, the generation of fish disease can be prevented better, thus improve butterfish to the resistance of damage by disease and insect.
In order to strengthen the Prevention technology to damage by disease and insect further, such as, describedly carry out in the operation of bait feeding and the extermination of disease and insect pest, also in described bait, add erythromycin, the mass ratio of erythromycin and terramycin is 1:1.5 ~ 2.5, and erythromycin can assist the prevention bacterial diseases of fishes and/or fish disease caused by virus, and such as variola is sick, it matches with terramycin, and effect is better than being used alone terramycin greatly.
In order to strengthen the Prevention technology to damage by disease and insect further, such as, fresh water cleaning butterfish is adopted every a Preset Time, in fact, the most bacterium in seawater and parasite are only limited to and could survive in the seawater, therefore, by adopting fresh water cleaning butterfish every a Preset Time, utilize the osmotic pressure difference of fresh water and seawater, allow butterfish automatically discharge bacterium and the parasite on top layer, thus the Prevention technology to damage by disease and insect can be strengthened further; And for example, described Preset Time is 20 days ~ 30 days; And for example, when butterfish is subject to mechanical damage or morbidity, adopt the effect of fresh water cleaning butterfish better.
By monitoring in real time the water quality of described breeding seawater, so that monitoring water quality situation, such as, when water quality does not reach default cultivation index, water quality adjustment can be carried out more in time, make it reach described default cultivation index, thus reduce the cultivation risk of butterfish, such as, the discharge of breeding wastewater is accelerated.
S160, processes breeding wastewater, makes it reach described default cultivation index, as the described breeding seawater supplying to recycle.
Such as, after breeding wastewater is carried out mechanical filter process, floating bed biochemical treatment, sterilization processing, micro-filtration process and water quality adjustment process successively, and make it reach described default cultivation index, just can refill back cultivating system Inner eycle to use, thus can avoid polluting in the extraneous water body of breeding wastewater inflow, more environmental protection, and also more saving water resource, meet the trend of modernization circulating water cultivation mode.
S170, supplements to described cultivating system and injects described breeding seawater.
In a practical situation, breeding seawater in cultivating system can reduce because of the reason such as evaporation and infiltration, now, supplement to described cultivating system and inject described breeding seawater, the cultivation density of the butterfish caused because the breeding seawater in cultivating system reduces can be avoided to increase, the generation of the problem of the breeding seawater water quality deterioration caused.
Above-mentioned butterfish cultural method is by using cultivating wastewater purification Posterior circle, and comparatively environmental protection, environmental pollution is less.In addition, reach the nature seawater presetting cultivation index and cultivate butterfish after utilizing process, cultivation risk is less, the culture-cycle is shorter, cultivation efficiency is higher and cultivation quality is better.
In order to explain the processing procedure of described breeding wastewater further, such as, the principle of cultivating system process breeding wastewater will be introduced in detail below.
The cultivating system of butterfish comprises: culturing pool, monitoring water quality equipment, Temperature-controlled appliance, dissolved oxygen equipment, pH value control appliance, the mechanical filter equipment be communicated with successively, floating bed biochemical equipment, disinfection equipment, microfiltration equipment and water quality adjustment equipment.
Monitoring water quality equipment, Temperature-controlled appliance, dissolved oxygen equipment, pH value control appliance are connected with culturing pool respectively.Mechanical filter equipment, floating bed biochemical equipment, disinfection equipment, microfiltration equipment are connected with culturing pool successively with water quality adjustment equipment, water quality adjustment equipment also with monitoring water quality equipment connection.
Culturing pool, after injecting breeding seawater, cultivates butterfish fry.Such as, culturing pool is square pond or circular pond, and and for example, culturing pool is cement pit.
Monitoring water quality equipment, for monitoring in real time the water quality of described breeding seawater.Such as, when water quality does not reach default cultivation index, water quality adjustment can be carried out more in time, make it reach described default cultivation index, thus reduce the cultivation risk of butterfish, such as, accelerate the discharge of breeding wastewater.
Temperature-controlled appliance, the temperature for controlling breeding seawater maintains 26 DEG C ~ 23 DEG C.Such as, Temperature-controlled appliance is immersion heater, and it is by adjusting the heat time to maintain the temperature of breeding seawater.
Dissolved oxygen equipment, maintains >6mg/L for the concentration controlling breeding seawater.Such as, dissolved oxygen equipment comprises dissolved oxygen sensor, slave computer (PLC), frequency converter and inflator pump, be placed on the dissolved oxygen sensor monitoring water body dissolved oxygen of breeding seawater, data are delivered to slave computer, then described slave computer calculates control result by certain control algolithm, inputs to frequency converter.Frequency converter changes power frequency according to the control result received, thus controls inflator pump motor speed rising reduction, changes aeration quantity how many, meets the requirement of dissolved oxygen amount.
PH value control appliance, maintains 7.8 ~ 8.5 for the pH value controlling breeding seawater.Such as, pH value control appliance utilizes the mode of Duty ratio control electric current to carry out electromagnetic valve for adjusting, and pH value is maintained 7.8 ~ 8.5.
Mechanical filter equipment, floating bed biochemical equipment, disinfection equipment, microfiltration equipment and water quality adjustment equipment, successively for carrying out mechanical filter process, floating bed biochemical treatment, sterilization processing, micro-filtration process and water quality adjustment process to breeding wastewater, making it reach and presetting cultivation index.
Such as, mechanical filter equipment is automatic cleaning strainer, and it combines the advantage of gravity flow screen filter and rotary screen filter, and its filter screen is the braiding filter screen of stainless steel, aperture is respectively 0.2 ~ 3.4MM and 0.025 ~ 0.5MM, continues to flow, blowdown flow rate is few during backwash.
Such as, disinfection equipment comprises: ozone generating-device, ozone supervising device and blast aerator, and described ozone generating-device, described ozone supervising device and described blast aerator are all arranged at described culturing pool.
Ozone generating-device, for generation of the ozone passed in breeding wastewater, wherein, the concentration≤0.5mg/L of ozone.Such as, ozone generating-device, ozone supervising device and blast aerator are all arranged in described culturing pool.
By passing into ozone in breeding wastewater, can kill the harmful bacterium of butterfish, virus and algae.
Blast aerator, for removing the part ozone after sterilization processing in breeding wastewater, wherein, after blast aeration process, remaining ozone concentration≤0.06mg/L.
Find in breeding process, when ozone concentration residual in breeding seawater is higher than 0.06mg/L, certain toxic action can be produced to butterfish, by blast aerator for removing the part ozone after sterilization processing in breeding wastewater, and make remaining ozone concentration≤0.06mg/L, so, the ill-effect that ozone remaining in water body produces cultivation butterfish can be avoided.
Such as, floating bed biochemical equipment adopts the biochemical floating bed being embedded in sodium alginate, PVA isogel material, by effects such as the absorption of microorganism and metabolism, the ammonia nitrogen in degrading cultivation waste water, organic matter and nutritive salt can be reached, thus reach the object of effectively process breeding wastewater.
Below again in conjunction with practical condition, provide several specific embodiment, to further illustrate above-mentioned butterfish cultural method.
Embodiment 1
Drop into 6.85 ten thousand tail fries, survival rate 92.8%, cultured area 500m
2, water depth 5.0m, output butterfish adult fish 3.14 ten thousand kilograms.
The default cultivation index adopted is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L.
From embodiment 1, can find out, when adopting default cultivation index, its cultivation density is 27.4 tails/m
3after, still can reach the survival rate of 92.8%.
Embodiment 2
Drop into 6.91 ten thousand tail fries, survival rate 96.7%, cultured area 500m
2, water depth 5.0m, output butterfish adult fish 3.17 ten thousand kilograms.
The default cultivation index adopted is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L.
Wherein, fresh water cleaning butterfish was adopted every 20 days ~ 30 days.
From embodiment 2, can find out, when adopting default cultivation index and regularly adopt fresh water to clean butterfish, its cultivation density is 27.7 tails/m
3after, still can reach the survival rate of 96.7%.
Embodiment 3
Drop into 6.93 ten thousand tail fries, survival rate 95.4%, cultured area 500m
2, water depth 5.0m, output butterfish adult fish 3.21 ten thousand kilograms.
The default cultivation index adopted is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L.
Wherein, in bait, add terramycin, the mass ratio of bait and terramycin is 1000:1.2 ~ 2.3.
From embodiment 3, can find out, adopt and preset cultivation index with when adding terramycin, its cultivation density is 27.7 tails/m
3after, still can reach the survival rate of 95.4%.
Embodiment 4
Drop into 6.88 ten thousand tail fries, survival rate 97.7%, cultured area 500m
2, water depth 5.0m, output butterfish adult fish 3.25 ten thousand kilograms.
The default cultivation index adopted is: temperature 25 DEG C ~ 30 DEG C, pH value 7.8 ~ 8.5, salinity 26% ~ 28%, dissolved oxygen >6mg/L, chemical oxygen demand≤2mg/L, biochemical oxygen demand (BOD)≤1mg/L, inorganic nitrogen≤0.2mg/L, non-ionic ammonia≤0.02mg/L, reactive phosphate≤0.015mg/L, coliform≤5000/L.
Wherein, add disease and insect resistance immunizing agent in bait, the mass ratio of bait and disease and insect resistance immunizing agent is 100:1 ~ 2.
From embodiment 4, can find out, when adopting default cultivation index and disease and insect resistance immunizing agent, its cultivation density is 27.5 tails/m
3after, still can reach the survival rate of 97.7%.
The above embodiment only have expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (7)
1. a butterfish cultural method, is characterized in that, comprises the steps:
After raising together with butterfish male and female parent population, obtain butterfish fertilized egg;
After butterfish fertilized egg is hatched, obtain butterfish fry;
After adopting disinfectant to carry out disinfection to cultivating system, fresh water flush and immersion are carried out to described cultivating system;
Nature seawater is processed, and makes it reach default cultivation index, obtain breeding seawater, inject in described cultivating system;
Described butterfish fry is put into described cultivating system cultivate, carry out bait feeding and the extermination of disease and insect pest, and the water quality of described breeding seawater is monitored in real time;
Breeding wastewater is processed, makes it reach described default cultivation index, as the described breeding seawater supplying to recycle;
Supplement to described cultivating system and inject described breeding seawater.
2. butterfish cultural method according to claim 1, is characterized in that, described disinfectant is potassium permanganate.
3. butterfish cultural method according to claim 1, is characterized in that, the described number of times carrying out fresh water flush to described cultivating system is 3 times ~ 5 times.
4. butterfish cultural method according to claim 3, is characterized in that, the described number of times carrying out fresh water flush to described cultivating system is 3 times.
5. butterfish cultural method according to claim 1, is characterized in that, adopts fresh water to carry out immersion treatment to described cultivating system in preset time period.
6. butterfish cultural method according to claim 5, is characterized in that, described preset time period is 1 day ~ 2 days.
7. butterfish cultural method according to claim 1, is characterized in that, described described cultivating system is carried out to the operation of fresh water flush and immersion after, also ultraviolet disinfection process is carried out to described cultivating system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510494418.7A CN104996342A (en) | 2015-08-12 | 2015-08-12 | Pomfret cultivating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510494418.7A CN104996342A (en) | 2015-08-12 | 2015-08-12 | Pomfret cultivating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104996342A true CN104996342A (en) | 2015-10-28 |
Family
ID=54369474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510494418.7A Withdrawn CN104996342A (en) | 2015-08-12 | 2015-08-12 | Pomfret cultivating method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104996342A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155967A (en) * | 2017-06-05 | 2017-09-15 | 舟山市普陀兴海养殖优质种苗选育研究所 | A kind of parents culture method of silvery pomfret |
| CN110959561A (en) * | 2018-09-30 | 2020-04-07 | 青岛华大基因研究院 | Method and system for breeding marine animals |
| CN111280091A (en) * | 2018-12-09 | 2020-06-16 | 宁波大学 | Pomfret ecological seedling raising method |
| CN116724932A (en) * | 2023-08-10 | 2023-09-12 | 中国水产科学研究院南海水产研究所 | Proliferation and release offspring seed adaptability temporary rearing method and system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1060758A (en) * | 1991-11-05 | 1992-05-06 | 焦作市水利局 | Numerous and the high efficiency seedling cultivating technology of freshwater butterfish anniversary people |
| KR100188229B1 (en) * | 1996-09-24 | 1999-06-01 | 이경련 | Shelter for culturing abalone |
| CN102696516A (en) * | 2012-06-08 | 2012-10-03 | 上海海洋大学 | Low-salinity pomfret aquiculture method |
| CN103478027A (en) * | 2013-08-29 | 2014-01-01 | 南京农业大学 | Method for cyclically cultivating Epinephelus coioides with artificial seawater indoors |
| CN104663519A (en) * | 2013-12-03 | 2015-06-03 | 程诚 | Cultivation method with high yield of freshwater silvery pomfret pond |
-
2015
- 2015-08-12 CN CN201510494418.7A patent/CN104996342A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1060758A (en) * | 1991-11-05 | 1992-05-06 | 焦作市水利局 | Numerous and the high efficiency seedling cultivating technology of freshwater butterfish anniversary people |
| KR100188229B1 (en) * | 1996-09-24 | 1999-06-01 | 이경련 | Shelter for culturing abalone |
| CN102696516A (en) * | 2012-06-08 | 2012-10-03 | 上海海洋大学 | Low-salinity pomfret aquiculture method |
| CN103478027A (en) * | 2013-08-29 | 2014-01-01 | 南京农业大学 | Method for cyclically cultivating Epinephelus coioides with artificial seawater indoors |
| CN104663519A (en) * | 2013-12-03 | 2015-06-03 | 程诚 | Cultivation method with high yield of freshwater silvery pomfret pond |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107155967A (en) * | 2017-06-05 | 2017-09-15 | 舟山市普陀兴海养殖优质种苗选育研究所 | A kind of parents culture method of silvery pomfret |
| CN110959561A (en) * | 2018-09-30 | 2020-04-07 | 青岛华大基因研究院 | Method and system for breeding marine animals |
| CN111280091A (en) * | 2018-12-09 | 2020-06-16 | 宁波大学 | Pomfret ecological seedling raising method |
| CN111280091B (en) * | 2018-12-09 | 2022-02-15 | 宁波大学 | Pomfret ecological seedling raising method |
| CN116724932A (en) * | 2023-08-10 | 2023-09-12 | 中国水产科学研究院南海水产研究所 | Proliferation and release offspring seed adaptability temporary rearing method and system |
| CN116724932B (en) * | 2023-08-10 | 2023-12-29 | 中国水产科学研究院南海水产研究所 | Proliferation and release offspring seed adaptability temporary rearing method and system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106818573B (en) | Sea-caught wild swimming crab sand pond fattening breeding method | |
| JP2017148007A (en) | Cultivation system of fish seedling | |
| CN104872013B (en) | Grouper cultivating method and system | |
| CN202232579U (en) | Aquatic product health cultivation and sewage ecological treatment and purified water recycling production system | |
| CN110301385A (en) | A method of cultivation fairy shrimp | |
| CN110250062B (en) | Method for comprehensively utilizing seawater | |
| CN109122443B (en) | Australia freshwater lobster circulating water egg hatching system and seedling raising method | |
| CN111771772B (en) | Grouper fry breeding method | |
| CN104996342A (en) | Pomfret cultivating method | |
| CN206629767U (en) | A kind of grouper industrial aquaculture system | |
| CN105918171A (en) | Indoor factory culture method and device for penaeus vannamei | |
| CN105707016A (en) | Method for artemia culture in high salinity environment | |
| Otoshi et al. | Effects of artificial substrate and water source on growth of juvenile Pacific white shrimp, Litopenaeus vannamei | |
| CN105052797A (en) | Black snapper cultivating method | |
| JP4852060B2 (en) | Pond bottom improvement method of aquaculture pond | |
| CN101785437B (en) | Chlamys nobilis offspring seed cultivation method | |
| CN1432538A (en) | Method of cultivating algivorous insects to tackle blue-green alga pollution in water | |
| CN110250047B (en) | Method for industrially culturing eleutheronema tetradactylum | |
| Mock et al. | THE LARVAL CULTURE OF Penaeus stylirostris USING MODIFICATIONS OF THE GALVESTON LABORATORY TECHNIQUE 1 | |
| CN104996343A (en) | Method for culturing nibea albiflora | |
| CN105104255A (en) | Paralichthys olivaceus cultivating method | |
| CN105052796A (en) | Method for breeding sole fishes | |
| CN112655643B (en) | Industrial prawn culture wastewater treatment method | |
| CN106259068B (en) | A kind of polyculture method of Holothuria scabra and Penaeus Vannmei tank interior | |
| CN115720862A (en) | Wild training cultivation method for improving releasing survival rate of Trachidermus fasciatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20151028 |
|
| WW01 | Invention patent application withdrawn after publication |