CN103503833A - High-density giant salamander breeding method - Google Patents
High-density giant salamander breeding method Download PDFInfo
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Abstract
The invention relates to an agricultural breeding technology, in particular to a high-density giant salamander breeding method. Particularly, the high-density giant salamander breeding method comprises the steps of building a pool, selecting giant salamander fries and breeding the giant salamander fries in the pool, managing the giant salamander fries and charging feeds; by reasonably and properly building pool, the living environment of giant salamander is enabled to tend to the wild state so as to meet the living habits of the giant salamander, and through manual control and management, the hibernation period of the giant salamander is eliminated so as to shorten the growth cycle of the giant salamander; then by selecting the giant salamander which are bred in the pool and carrying out group breeding for a certain time, the giant salamander are bred in the breeding pool at a high density and the biting phenomenon between the giant salamander cannot be caused, and by controlling feed charging, the condition that the giant salamander grab the feeds is also reduced; by the management step, the temperature of water is controlled to be suitable for the living environment of the giant salamander so as to shorten the hibernation period of the giant salamander, thereby shortening the breeding period of the giant salamander, reducing breeding cost, improving production profits of farmers and promoting protection on the giant salamander.
Description
Technical field
The present invention relates to agricultural breeding technology, especially a kind of giant salamander high-density breeding method.
Background technology
Giant salamander, is commonly called as the giant salamander, and english name is that amphibian ，Ye Bei China of the distinctive build maximum of giant salamander ，Shi China classifies two classes focused protection aquatic animals as.Giant salamander is a kind of very high edible and medical value that has, therefore by a large amount of unprincipled fellows, catched and killed, and along with the severe development of environment, the habitat of giant salamander is also constantly declined by a large amount of destruction, self-reproduction ability, and then causes giant salamander in Critical Condition.In order to stablize the quantity of giant salamander, and for people's demand, just there is a large amount of research of artificial propagation or artificial domestication of how carrying out, and also had giant salamander life habit and the feed eaten are studied to assembly.But, in existing research, mainly concentrate on the research to giant salamander growing environment, make to build environment out and the growing environment of giant salamander and match, and then the process that giant salamander is grown under an adapt circumstance; And the research to the growing environment of giant salamander, then by control water quality, temperature, natural enemy and the illumination of human factor, and for giant salamander provides a kind of habitat, and then be conducive to the growth of giant salamander.
" giant salamander factory three-dimensional cultural method and the cultivating system thereof " that as the patent No. be 200710018264.X " giant salamander Ecology artificial domestication method " and the patent No., be 95107049.5 is all to study by the growing environment to giant salamander; by controlling extraneous factor, make the growing environment of giant salamander can be suitable; giant salamander is propagated artificially and met the need of market; reduce giant salamander by the rate of catching and killing; and then protected from the side giant salamander, the while is eating and the medicinal feasibility that provides for the mankind also.But how above technology all just can change environmental factor, adapts to the living environment of giant salamander, improve the survival rate of giant salamander, giant salamander can be propagated artificially; And for propagating artificially in pond, how to increase giant salamander culture density, the giant salamander quality that assurance cultivates out, and then improve on the output of giant salamander and the edible and medical value of giant salamander and do not make research, and then cause industrialized cultivation of giant salamanders production cost larger; While is due to the difficulty of raising and train of giant salamander itself; make a large amount of raisers drop into more cost, often obtain lower output, and then affect the profit at giant salamander culture family; and cause giant salamander to can not get sufficient protection, also make the cultivation of giant salamander can not get sufficient popularization.
Summary of the invention
In order to solve the above-mentioned technical problem existing in prior art, the invention provides the new approaches that a kind of industrialized cultivation of giant salamanders is produced, make in giant salamander culture process, raiser's profit improves, and has shortened the giant salamander high-density breeding method of the culture-cycle of giant salamander.
Concrete is achieved by the following technical programs:
A high-density breeding method,
(1) build pond: with reinforced concrete, build double-deck culturing pool; Whole pond specification is 2m * 2m * 60cm, builds up with cement, pond the inside to be filled out as ramped shaped afterwards, and guarantees with the ceramic tile of 40cm * 60cm, to be cut into 10-12 bar discharge outlet at the bottom of pond wall is smooth Zhuan， pond; The delivery port of pool wall below connects the bend pipe of 90 ° with 50 pipes, make it can be according to water level up-down adjustment delivery port just; At pool wall 1.8m place, reserve a pipe across pool wall face simultaneously; And on pool wall face, being provided with 2-4 water inlet, the height of water is each other 45-55cm; Wide 1.3m is cut into brick in whole pond, and the upper strata, ，Bing Jiang pond, little pond of high 40cm breaks into wide 1.3m, and the line offset plate of long 2m covers pond, ，Bing upper strata and all fills water; And then making pond lower floor just as karst cave the inside, the design in each cultivation pond reaches faint light and good natural air circulation effect daytime, has further met the habit of hiding by day and coming out at night of giant salamander;
(2) select kind of a salamander to put pond in a suitable place to breed: after build up in pond, with flowing water, soak after 1-2, clean up pond, again with potassium permanganate sterilization pond 2-4 time, and select group support 1-2 giant salamander fry, the density that can be paved with whole pond 80%-90% with individual layer is put in a suitable place to breed, and on the face of 2m×2m pond, put two of the foams that specification is 1.3m * 0.6m, further meet that giant salamander keeps in dark place and the place of hiding to some extent, the occupancy that has guaranteed pond is not too too high, and select the giant salamander of group support custom to cultivate, guaranteed the phenomenon that can not occur mutually to bait between giant salamander, further guaranteed the survival rate of giant salamander culture, improved cultivation profit,
(3) management: guarantee the upper perennial draingage of culturing pool, its dissolved oxygen amount ≤3.5mg/L, pH value is 6.5-7.5; And the total hardness in water and total alkalinity and chloride, sulphate, silicate, ammoniacal nitrogen are measured, make it be no more than fishery water standard; Three water inlets on pool wall are opened simultaneously, and it is large that discharge is wanted, and require water inlet will have certain pressure, and the drop of 45-55 centimetre pours in pond; Water temperature is controlled at 18-21 ℃ throughout the year; The selection of water quality, has met the requirement of the natural environment water quality of giant salamander growth, avoids the phenomenon that reduces giant salamander survival rate of bringing into of pollution source, and giant salamander is not suitable with living environment and grows slowlyer, and even dead phenomenon occurs; Cylinder utilizes the large pressure of the large flow of water inlet, causes the nature streams underwater sound, further meets giant salamander habit of growth; Pressure and drop by water increases a large amount of oxygen content again, simultaneously also can be soon giant salamander be stayed to residue in pond and promptly wash away and in ，Rang pond, all preserve at any time as clean as a pennyly, reduced the infection of giant salamander germ, further improve surviving of giant salamander, reduced aquaculture cost; Also, by the control of temperature, make giant salamander forever there is no hibernation period, improve the growth rate of giant salamander, shortened the cultivation cycle of giant salamander.
(4) feed intake: before feeding that giant salamander is fed intake, first food is carried out to sterilization in 2-3 days 1 time, continuous sterilizing 2-4 time, can be by bait feeding giant salamander; When starting to put in a suitable place to breed giant salamander and entering pond, front twice feeding adopts throws something and feeds once for four days, within 2 days for the third time, throws something and feeds once, and is fed to seventy percent full; Until in the time of the 4th feeding, within one day, throw something and feed once, after guaranteeing to throw something and feed, can not remain material; After being chosen in darkness, after 2-4 hour, start to feed intake at every turn, and do not turn on light; Can at 2 months conversion bait once avoid bringing into of extraneous germ, guarantee that giant salamander can not stop because of apocleisis feed, meets the habit of hiding by day and coming out at night of giant salamander simultaneously.
Further, in order to make water inlet can form the large more suitable height of water, and then the residue in culturing pool is easily flushed away, improves flowing water oxygen content, the height of water of described water inlet is 50cm.
Further, at the bottom of described pond, the ceramic tile with 40cm * 60cm is cut into 11 discharge outlet.
Further, on described pool wall face, be provided with 3 water inlets.
Further, guarantee to reduce in giant salamander culture the impact of germ, improve survival rate, reduce costs, potassium permanganate sterilization 3 times for described pond.
Further, in order to meet fishery cultivating water quality standard, further adapt to the life habit of giant salamander, described perennial draingage pH value is 7.
Further, in order to guarantee the hibernation period of giant salamander, shorten cultivation cycle, described long-term water temperature is controlled at 19-20 ℃.
Further, in order to guarantee survival rate and profit margin in breeding process, described selection kind salamander is put in a suitable place to breed in the step of pond, and the body weight of the giant salamander fry of selection is 150g-250g.
Further, prevent giant salamander generation Ascites Disease, in described management process, also will control water level, when putting Chinese salamander in a suitable place to breed, do not fill pond, whole end, the pond, the end that leave 30x40 centimetre is not submerged; 1.5 jin of above giant salamanders are controlled at the back of just flooding giant salamander with water level.
Further, in order to prevent in breeding process, giant salamander portion is dead, impact cultivation profit, in described management process, life process to giant salamander is constantly observed, as observed when giant salamander has Ascites Disease to occur, preferably move on in compare little pond and go isolation to take good care of, and invade continuously bubble 2-4 time with gentamicin sulphate aqua, soak once every day, invading the bubble time is the water of can releasing after 2-3 hour, and guarantees that innermost water level did not all flood the back of Chinese salamander, after Chinese salamander returns to one's perfect health, within the 7th day, starts the bait of throwing something and feeding.
Technique effect of the present invention is embodied in: by the improvement to giant salamander culture pond, make giant salamander culture pond be suitable for the growing environment of giant salamander, again by the cultivation in groups to giant salamander fry, giant salamander life habit is changed, so make giant salamander put in a suitable place to breed with culturing pool in can not produce the situation of mutually baiting yet; And again by the strict control to feeding time, giant salamander also can not baited because of hunger mutually, also saved the feed of giant salamander feeding simultaneously, further reduce the batch production of giant salamander and fed cost, improved raiser's economic profit, improve raiser's income, the batch production production of giant salamander is promoted, protected fully being catched and killed of wild giant salamander; And, adjustment when putting in a suitable place to breed, giant salamander can be cultivated in high concentration environment, further improved the profit margin of giant salamander culture, increased the output of giant salamander, and shortened the culture-cycle of giant salamander, reduced aquaculture cost, for eating with medical value of giant salamander provides rich in natural resources.
Embodiment
Below in conjunction with concrete embodiment, technical scheme of the present invention is further described, but claimed scope is not only confined to done description.
Giant salamander biology and cultivation theoretical foundation:
Giant salamander is a kind of larger amphibian, and its environment of growing is all harsher, is generally grown in the water of cool place, the high grade of transparency, rich oxygen content, and custom is sought food night, hide daytime in dark place, and be exactly to there is the custom of hiding by day and coming out at night; It is anti-pollution not, as long as there is a point pollution will cause it to be difficult to existence, and then causes lethality to increase substantially.Due to the habit of growth of giant salamander with and adaptation intensity to environment, when propagating artificially, the environment providing to it should meet the environment under its nature as much as possible, suitable assists some to propagate skill artificially, decontaminate source, improve the breeding environment quality of giant salamander, and then improve the survival rate of giant salamander.
Embodiment mono-
Build pond:
Culturing pool is built by imitating wild seemingly natural conditions completely.With reinforced concrete, be built into double-decker, whole pond specification is 2m * 2m * 60cm, builds up with cement, pond the inside to be filled out as ramped shaped afterwards, and guarantees with the ceramic tile of 40cm * 60cm, to be cut into 10,11 or 12 discharge outlet at the bottom of pond wall is smooth Zhuan， pond; The delivery port of pool wall below connects the bend pipe of 90 ° with 50 pipes, make it can be according to water level up-down adjustment delivery port just; At pool wall 1.8m place, reserve a pipe across pool wall face simultaneously; And on pool wall face, being provided with 2,3 or 4 water inlets, the height of water is each other 45cm; Wide 1.3m is cut into brick in whole pond, and the upper strata, ，Bing Jiang pond, little pond of high 40cm breaks into wide 1.3m, and the line offset plate of long 2m covers pond, ，Bing upper strata and all fills water; And then making pond lower floor just as karst cave the inside, the design in each cultivation pond reaches faint light and good natural air circulation effect daytime, has further met the habit of hiding by day and coming out at night of giant salamander;
Select kind of a salamander put in a suitable place to breed into pond and manage:
After build up in pond, with flowing water, soak after 1 year, clean up pond, again with potassium permanganate sterilization pond 2, 3 or 4 times, and select 1 year giant salamander fry of group support, the density that can be paved with whole pond 80% with individual layer is put in a suitable place to breed, and on the face of 2m×2m pond, put two of the foams that specification is 1.3m * 0.6m, further meet that giant salamander keeps in dark place and the place of hiding to some extent, the occupancy that has guaranteed pond is not too too high, and select the giant salamander of group support custom to cultivate, guaranteed the phenomenon that can not occur mutually to bait between giant salamander, further guaranteed the survival rate of giant salamander culture, improved cultivation profit, guarantee the upper perennial draingage of culturing pool, its dissolved oxygen amount ≤3.5mg/L, pH value is 6.5, and the total hardness in water and total alkalinity and chloride, sulphate, silicate, ammoniacal nitrogen are measured, make it be no more than fishery water standard, three water inlets on pool wall are opened simultaneously, and it is large that discharge is wanted, and require water inlet will have certain pressure, and the drop of 45 centimetres pours in pond, water temperature is controlled at 18 ℃ throughout the year, the selection of water quality, has met the requirement of the natural environment water quality of giant salamander growth, avoids the phenomenon that reduces giant salamander survival rate of bringing into of pollution source, and giant salamander is not suitable with living environment and grows slowlyer, and even dead phenomenon occurs, cylinder utilizes the large pressure of the large flow of water inlet, causes the nature streams underwater sound, further meets giant salamander habit of growth, pressure and drop by water increases a large amount of oxygen content again, simultaneously also can be soon giant salamander be stayed to residue in pond and promptly wash away and in ，Rang pond, all preserve at any time as clean as a pennyly, reduced the infection of giant salamander germ, further improve surviving of giant salamander, reduced aquaculture cost, also, by the control of temperature, make giant salamander forever there is no hibernation period, improve the growth rate of giant salamander, shortened the cultivation cycle of giant salamander,
Feed intake:
Before feeding that giant salamander is fed intake, first food is carried out to sterilization in 2 days 1 time, continuous sterilizing 2 times, can be by bait feeding giant salamander; When starting to put in a suitable place to breed giant salamander and entering pond, front twice feeding adopts throws something and feeds once for four days, within 2 days for the third time, throws something and feeds once, and is fed to seventy percent full; Until in the time of the 4th feeding, within one day, throw something and feed once, after guaranteeing to throw something and feed, can not remain material; After being chosen in darkness, after 2 hours, start to feed intake at every turn, and do not turn on light; Can at 2 months conversion bait once avoid bringing into of extraneous germ, guarantee that giant salamander can not stop because of apocleisis feed, meets the habit of hiding by day and coming out at night of giant salamander simultaneously.
Embodiment bis-
Build pond:
Culturing pool is built by imitating wild seemingly natural conditions completely.With reinforced concrete, be built into double-decker, whole pond specification is 2m * 2m * 60cm, builds up with cement, pond the inside to be filled out as ramped shaped afterwards, and guarantees with the ceramic tile of 40cm * 60cm, to be cut into 10,11 or 12 discharge outlet at the bottom of pond wall is smooth Zhuan， pond; The delivery port of pool wall below connects the bend pipe of 90 ° with 50 pipes, make it can be according to water level up-down adjustment delivery port just; At pool wall 1.8m place, reserve a pipe across pool wall face simultaneously; And on pool wall face, being provided with 2,3 or 4 water inlets, the height of water is each other 50cm; Wide 1.3m is cut into brick in whole pond, and the upper strata, ，Bing Jiang pond, little pond of high 40cm breaks into wide 1.3m, and the line offset plate of long 2m covers pond, ，Bing upper strata and all fills water; And then making pond lower floor just as karst cave the inside, the design in each cultivation pond reaches faint light and good natural air circulation effect daytime, has further met the habit of hiding by day and coming out at night of giant salamander;
Select kind of a salamander put in a suitable place to breed into pond and manage:
After build up in pond, with flowing water, soak after 2 years, clean up pond, again with potassium permanganate sterilization pond 2, 3 or 4 times, and select 2 years giant salamander fries of group support, the density that can be paved with whole pond 85% with individual layer is put in a suitable place to breed, and on the face of 2m×2m pond, put two of the foams that specification is 1.3m * 0.6m, further meet that giant salamander keeps in dark place and the place of hiding to some extent, the occupancy that has guaranteed pond is not too too high, and select the giant salamander of group support custom to cultivate, guaranteed the phenomenon that can not occur mutually to bait between giant salamander, further guaranteed the survival rate of giant salamander culture, improved cultivation profit, guarantee the upper perennial draingage of culturing pool, its dissolved oxygen amount ≤3.5mg/L, pH value is 7, and the total hardness in water and total alkalinity and chloride, sulphate, silicate, ammoniacal nitrogen are measured, make it be no more than fishery water standard, three water inlets on pool wall are opened simultaneously, and it is large that discharge is wanted, and require water inlet will have certain pressure, and the drop of 50 centimetres pours in pond, water temperature is controlled at 19 ℃ throughout the year, the selection of water quality, has met the requirement of the natural environment water quality of giant salamander growth, avoids the phenomenon that reduces giant salamander survival rate of bringing into of pollution source, and giant salamander is not suitable with living environment and grows slowlyer, and even dead phenomenon occurs, cylinder utilizes the large pressure of the large flow of water inlet, causes the nature streams underwater sound, further meets giant salamander habit of growth, pressure and drop by water increases a large amount of oxygen content again, simultaneously also can be soon giant salamander be stayed to residue in pond and promptly wash away and in ，Rang pond, all preserve at any time as clean as a pennyly, reduced the infection of giant salamander germ, further improve surviving of giant salamander, reduced aquaculture cost, also, by the control of temperature, make giant salamander forever there is no hibernation period, improve the growth rate of giant salamander, shortened the cultivation cycle of giant salamander,
Feed intake:
Before feeding that giant salamander is fed intake, first food is carried out to sterilization in 3 days 1 time, continuous sterilizing 3 times, can be by bait feeding giant salamander; When starting to put in a suitable place to breed giant salamander and entering pond, front twice feeding adopts throws something and feeds once for four days, within 2 days for the third time, throws something and feeds once, and is fed to seventy percent full; Until in the time of the 4th feeding, within one day, throw something and feed once, after guaranteeing to throw something and feed, can not remain material; After being chosen in darkness, after 3 hours, start to feed intake at every turn, and do not turn on light; Can at 2 months conversion bait once avoid bringing into of extraneous germ, guarantee that giant salamander can not stop because of apocleisis feed, meets the habit of hiding by day and coming out at night of giant salamander simultaneously.
Embodiment tri-
Build pond:
Culturing pool is built by imitating wild seemingly natural conditions completely.With reinforced concrete, be built into double-decker, whole pond specification is 2m * 2m * 60cm, builds up with cement, pond the inside to be filled out as ramped shaped afterwards, and guarantees with the ceramic tile of 40cm * 60cm, to be cut into 10,11 or 12 discharge outlet at the bottom of pond wall is smooth Zhuan， pond; The delivery port of pool wall below connects the bend pipe of 90 ° with 50 pipes, make it can be according to water level up-down adjustment delivery port just; At pool wall 1.8m place, reserve a pipe across pool wall face simultaneously; And on pool wall face, being provided with 2,3 or 4 water inlets, the height of water is each other 55cm; Wide 1.3m is cut into brick in whole pond, and the upper strata, ，Bing Jiang pond, little pond of high 40cm breaks into wide 1.3m, and the line offset plate of long 2m covers pond, ，Bing upper strata and all fills water; And then making pond lower floor just as karst cave the inside, the design in each cultivation pond reaches faint light and good natural air circulation effect daytime, has further met the habit of hiding by day and coming out at night of giant salamander;
Select kind of a salamander put in a suitable place to breed into pond and manage:
After build up in pond, with flowing water, soak after 2 years, clean up pond, again with potassium permanganate sterilization pond 2, 3 or 4 times, and to select 1 year body weight of group support be 150g giant salamander fry, the density that can be paved with whole pond 90% with individual layer is put in a suitable place to breed, and on the face of 2m×2m pond, put two of the foams that specification is 1.3m * 0.6m, further meet that giant salamander keeps in dark place and the place of hiding to some extent, the occupancy that has guaranteed pond is not too too high, and select the giant salamander of group support custom to cultivate, guaranteed the phenomenon that can not occur mutually to bait between giant salamander, further guaranteed the survival rate of giant salamander culture, improved cultivation profit, guarantee the upper perennial draingage of culturing pool, its dissolved oxygen amount ≤3.5mg/L, pH value is 7.5, and the total hardness in water and total alkalinity and chloride, sulphate, silicate, ammoniacal nitrogen are measured, make it be no more than fishery water standard, three water inlets on pool wall are opened simultaneously, and it is large that discharge is wanted, and require water inlet will have certain pressure, and the drop of 55 centimetres pours in pond, water temperature is controlled at 20 ℃ or 21 ℃ throughout the year, the selection of water quality, has met the requirement of the natural environment water quality of giant salamander growth, avoids the phenomenon that reduces giant salamander survival rate of bringing into of pollution source, and giant salamander is not suitable with living environment and grows slowlyer, and even dead phenomenon occurs, cylinder utilizes the large pressure of the large flow of water inlet, causes the nature streams underwater sound, further meets giant salamander habit of growth, pressure and drop by water increases a large amount of oxygen content again, simultaneously also can be soon giant salamander be stayed to residue in pond and promptly wash away and in ，Rang pond, all preserve at any time as clean as a pennyly, reduced the infection of giant salamander germ, further improve surviving of giant salamander, reduced aquaculture cost, also, by the control of temperature, make giant salamander forever there is no hibernation period, improve the growth rate of giant salamander, shortened the cultivation cycle of giant salamander,
Feed intake:
Before feeding that giant salamander is fed intake, first food is carried out to sterilization in 3 days 1 time, continuous sterilizing 4 times, can be by bait feeding giant salamander; When starting to put in a suitable place to breed giant salamander and entering pond, front twice feeding adopts throws something and feeds once for four days, within 2 days for the third time, throws something and feeds once, and is fed to seventy percent full; Until in the time of the 4th feeding, within one day, throw something and feed once, after guaranteeing to throw something and feed, can not remain material; After being chosen in darkness, after 43 hours, start to feed intake at every turn, and do not turn on light; Can at 2 months conversion bait once avoid bringing into of extraneous germ, guarantee that giant salamander can not stop because of apocleisis feed, meets the habit of hiding by day and coming out at night of giant salamander simultaneously.
Embodiment tetra-
According to embodiment mono-, embodiment bis-or embodiment tri-, when selecting kind of a salamander to put in a suitable place to breed into pond, select 1 year above weight of group support to be that 160g, 170g, 180g, 190g, 200g, 210g, 220g, 230g, 240g or 250g enter pool cultivated.
Embodiment five
According to embodiment mono-, embodiment bis-, embodiment tri-or embodiment tetra-, in management process, also to control water level, when putting Chinese salamander in a suitable place to breed, do not fill pond, whole end, the pond, the end that leave 30x40 centimetre is not submerged; 1.5 jin of above giant salamanders are controlled at the back of just flooding giant salamander with water level.
Embodiment six
According to embodiment mono-, embodiment bis-, embodiment tri-, embodiment tetra-or embodiment five, in management process, life process to salamander is constantly observed, as observed when salamander has Ascites Disease to occur, preferably move on in compare little pond and go isolation to take good care of, and invade continuously bubble 2-4 time with gentamicin sulphate aqua, soak once every day, invading the bubble time is the water of can releasing after 2-3 hour, and guarantee that innermost water level did not all flood the back of Chinese salamander, after Chinese salamander returns to one's perfect health, within the 7th day, start the bait of throwing something and feeding.
The form of utilizing form below relatively this method and of the prior art excellent, inferior position is as follows:
Claims (10)
1. a giant salamander high-density breeding method, is characterized in that:
(1) build pond: with reinforced concrete, build double-deck culturing pool; Whole pond specification is 2m * 2m * 60cm, builds up with cement, pond the inside to be filled out as ramped shaped afterwards, and guarantees with the ceramic tile of 40cm * 60cm, to be cut into 10-12 bar discharge outlet at the bottom of pond wall is smooth Zhuan， pond; The delivery port of pool wall below connects the bend pipe of 90 ° with 50 pipes, make it can be according to water level up-down adjustment delivery port just; At pool wall 1.8m place, reserve a pipe across pool wall face simultaneously; And on pool wall face, being provided with 2-4 water inlet, the height of water is each other 45-55cm; Wide 1.3m is cut into brick in whole pond, and the upper strata, ，Bing Jiang pond, little pond of high 40cm breaks into wide 1.3m, and the line offset plate of long 2m covers the water that flowing water is all filled in pond, ，Bing upper strata;
(2) select kind of a salamander to put pond in a suitable place to breed: after build up in pond, with flowing water, soak after 1-2, clean up pond, again with potassium permanganate sterilization pond 2-4 time, and select group support 1-2 giant salamander fry, the density that can be paved with whole pond 80%-90% with individual layer is put in a suitable place to breed, and on the face of 2m×2m pond, puts two of the foams that specification is 1.3m * 0.6m;
(3) management: guarantee the upper perennial draingage of culturing pool, its dissolved oxygen amount ≤3.5mg/L, pH value is 6.5-7.5; And the total hardness in water and total alkalinity and chloride, sulphate, silicate, ammoniacal nitrogen are measured, make it be no more than fishery water standard; Three water inlets on pool wall are opened simultaneously, and it is large that discharge is wanted, and require water inlet will have certain pressure, and the drop of 45-55 centimetre pours in pond; Water temperature is controlled at 18-21 ℃ throughout the year;
(4) feed intake: before feeding that giant salamander is fed intake, first food is carried out to sterilization in 2-3 days 1 time, continuous sterilizing 2-4 time, can be by bait feeding giant salamander; When starting to put in a suitable place to breed giant salamander and entering pond, front twice feeding adopts throws something and feeds once for four days, within 2 days for the third time, throws something and feeds once, and is fed to seventy percent full; Until in the time of the 4th feeding, within one day, throw something and feed once, after guaranteeing to throw something and feed, can not remain material; After being chosen in darkness, after 2-4 hour, start to feed intake at every turn, and do not turn on light; Can be at 2 months conversion bait once.
2. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: the height of water of described water inlet is 50cm.
3. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: the ceramic tile with 40cm * 60cm at the bottom of described pond is cut into 11 discharge outlet.
4. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: on described pool wall face, be provided with 3 water inlets.
5. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: potassium permanganate sterilization 3 times for described pond.
6. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: described perennial draingage pH value is 7.
7. giant salamander high-density breeding method as claimed in claim 1, is characterized in that: described long-term water temperature is controlled at 19-20 ℃.
8. the giant salamander high-density breeding method as described in claim 1-7 any one, is characterized in that: described selection kind salamander is put in a suitable place to breed in the step of pond, and the body weight of the giant salamander fry of selection is 150g-250g.
9. the giant salamander high-density breeding method as described in any one in claim 1-7, is characterized in that: in described management process, also will control water level, when putting Chinese salamander in a suitable place to breed, not fill pond, whole end, the pond, the end that leave 30x40 centimetre is not submerged; 1.5 jin of above giant salamanders are controlled at the back of just flooding giant salamander with water level.
10. giant salamander high-density breeding method as claimed in claim 1, it is characterized in that: in described management process, life process to giant salamander is constantly observed, as observed when giant salamander has Ascites Disease to occur, preferably move on in compare little pond and go isolation to take good care of, and invade continuously bubble 2-4 time with gentamicin sulphate aqua, soak once every day, invading the bubble time is the water of can releasing after 2-3 hour, and guarantee that innermost water level did not all flood the back of Chinese salamander, after Chinese salamander returns to one's perfect health, within the 7th day, start the bait of throwing something and feeding.
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