CN109601434A - A method of Micropterus salmoides conversion of food habit is cultivated suitable for small size pond - Google Patents
A method of Micropterus salmoides conversion of food habit is cultivated suitable for small size pond Download PDFInfo
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- CN109601434A CN109601434A CN201910040807.0A CN201910040807A CN109601434A CN 109601434 A CN109601434 A CN 109601434A CN 201910040807 A CN201910040807 A CN 201910040807A CN 109601434 A CN109601434 A CN 109601434A
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- 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
- A01K61/10—Culture of aquatic animals of fish
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K10/00—Animal feeding-stuffs
- A23K10/20—Animal feeding-stuffs from material of animal origin
- A23K10/22—Animal feeding-stuffs from material of animal origin from fish
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23K—FODDER
- A23K50/00—Feeding-stuffs specially adapted for particular animals
- A23K50/80—Feeding-stuffs specially adapted for particular animals for aquatic animals, e.g. fish, crustaceans or molluscs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/80—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in fisheries management
- Y02A40/81—Aquaculture, e.g. of fish
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- 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
- Y02A40/818—Alternative feeds for fish, e.g. in aquacultures
Abstract
The invention discloses a kind of methods suitable for small size pond cultivation Micropterus salmoides conversion of food habit, belong to freshwater aquiculture field.The present invention includes the following steps: that water is trained in (1) pond；(2) food is tentatively tamed and dociled in pond；(3) indoor to tame and docile food.Present invention combination largemouth bass biological characteristics, pond waters planktonic organism feature, mixed feed nutrition substitution and largemouth bass breeding technique, Micropterus salmoides can be promoted to ingest artifical compound feed, sieve classification dynamically periodically is crossed to Micropterus salmoides during domestication, can be reduced competition of ingesting caused by fry difference in size.The present invention uses above-mentioned technology by comprehensive, tames and dociles the success rate of food conversion up to 90% or more.
Description
Technical field
The invention belongs to freshwater aquiculture fields, and in particular to a kind of side suitable for small size pond cultivation Micropterus salmoides conversion of food habit
Method.
Background technique
Micropterus salmoides (Micropterus salmoides), is commonly called as largemouth bass, belongs to Perciformes on taxology
(Perciformes), Sunfishes (Cehtrachidae), the original U.S. add the state Li Fuliya Mississippi River system, are one
Kind delicious meat, premunition are strong, individual is larger, grow the wider rare carnivorous fish of rapid, best in quality, easy harvesting, thermophilic
Class.It is top grade in fish, very as less than Micropterus salmoides meat is solid, meat flavour faint scent is local perch and mandarin fish
It is in great demand.
China introduces Micropterus salmoides fry in nineteen eighty-three, by development in more than 30 years, the at present production of China Micropterus salmoides
Amount has reached 160,000 tons or more, becomes important one of the name spy's cultured freshwater fish in China.Although Culture Techniques of Micropterws Salmoides shape
Property industry on a large scale, but breeding production still relies primarily on chilled trash fish as direct bait at present.Chilled trash fish it is long-term
It uses, not only causes the wasting of resources, bring serious transmission, and become limitation largemouth bass and cultivate popularization
A big bottleneck.Therefore replacing chilled trash fish to feed using Micropterus salmoides artifical compound feed is the inexorable trend of industry development,
Limitation of the bait to Culture Techniques of Micropterws Salmoides can be alleviated, and good and cheap, rate of falling ill is low.In fact, largemouth bass feed has pushed away
Wide many years, but be in progress very slowly, wherein main problem is present in the selection of Micropterus salmoides domestication timing node, domestication
The processing of man-made feeds during the expansion and domestication of step.During domestication turns food, if method is improper, food will result directly in
Property domestication failure, directly influence productivity effect.
The tame and docile food practice of Micropterus salmoides at present, the tame and docile food method of the fish such as Primary Reference southern catfish, filefish, zander, base
This process are as follows: initial stage all feeds frost iced trash fish, appropriate to rub according to tame and docile ichthyophagy size；Mid-term gradually adopts man-made feeds
Substitute iced trash fish；Latter stage man-made feeds replace iced trash fish completely.These domestication methods belong to conventional method, technological means
There is no innovative point, tame and docile food conversion of food habit is ineffective, and some individuals are not tamed or tamed not exclusively, this has seriously affected fishing
The culture efficiency of the people has hit their enthusiasm.Therefore on the basis of conventional predacious fish domestication, pass through science
The conversion of food habit method of innovation, research invention artificial breeding Micropterus salmoides is very necessary and significant work.
Summary of the invention
It is existing to solve the object of the present invention is to provide a kind of method suitable for pond small size pond cultivation largemouth bass conversion of food habit
There is under pond culture largemouth bass mode the problem of survival rate is low, and conversion of food habit is bad, oneself mutually nibbles, while environmental pollution is serious.
In order to achieve the above object, technical scheme is as follows:
A method of Micropterus salmoides conversion of food habit being cultivated suitable for small size pond, is included the following steps:
(1) water is trained in pond:
1-2 mus of little pond is selected, 12-18 DEG C of pond water temperature, pond adds water height to 50cm after disinfection, and full pool spilling head is raw
Object fertilizer, it is daily to observe rich water effect, according to weather, becomes a fine day and add water 10-15cm, every 3-5 days full pool spilling head bio-fertilizer, microscope mirror
When inspection discovery wheel animalcule quantity accounts for whole planktonic organism 60-70%, start to put seedling；
(2) food is tentatively tamed and dociled in pond:
Selecting the health hatched 6-8 days, be open, vigor, good Micropterus salmoides crow son is put into the pond for having trained water,
It temporarily supports 6 days, observation water wheel animalcule quantity is such as lower than when accounting for whole planktonic organisms 60%, adds new water 10-15cm full pool spilling head simultaneously
Bio-fertilizer；
7th, start to tame, pond surrounding setting food platform；
8-10 days, full pool spilling head water earthworm, range of splashing moved closer to food platform, fed daily 3 times；
11st, water earthworm is all spread on food platform, is timed fixed point and ingests domestication, then persistently feed 3 days；
15th, stop feeding 1 day；
16th, man-made feeds are crushed, obtain man-made feeds powder, by man-made feeds powder and water earthworm with mass ratio
It is fed for 1:3-5 mixing, gradually increases man-made feeds ratio daily；
23rd, man-made feeds powder: the mass ratio of water earthworm reached 3-5:1；
24th, stop eating one day；
(3) indoor to tame and docile food:
25th, fry was gone to indoor circulating water domesticating and cultivating system by full pond trawlnet, and the indoor circulating water domestication is supported
The system of growing includes filtering ponds, tames and dociles food pond, pipeline and water pump, and filtering ponds are connect by pipeline with food pond is tamed and dociled, and water pump is connect with pipeline,
Taming and dociling food place is to tame and docile food pond, tames and dociles in food pond and is provided with height-adjustable food platform；
26th, man-made feeds powder is mixed with water earthworm, the mass ratio of man-made feeds powder and water earthworm is 3-5:
1, mixed fodder is obtained, mixed fodder is fed on the food platform being arranged in pond, initial food platform setting is located in the middle part of tame and docile food pond
The centre of depth of water is fed 3 times daily；It is daily to increase food platform 5-15cm, gradually decrease man-made feeds broken material fineness；
31st, food platform was 5-10cm away from the water surface, and man-made feeds are not required to crush and directly mix with water earthworm, and mass ratio is behaved
Work feed: water earthworm=3-5:1, excessive man-made feeds particles float, feeds again after waiting 1 hour after mixing in order to prevent；
From 32nd day, content of the water earthworm in mixed fodder is gradually decreased, the waiting time also gradually decreases after mixing, by
Increasing man-made feeds particles float day in the ratio of the water surface, the feed of such as floating is not eaten up in time, and next time feeds reduction and feeds intake,
Control after feeding feed in 15 minutes without residue；
38th, food platform is removed, feeds the man-made feeds particle with water earthworm juice, water earthworm juice is gradually decreased daily and contains
Amount, until water earthworm juice was not added completely in 43rd.
Further, the bio-fertilizer is as follows by mass percentage: oil chaff 10-15%, brown sugar 5-6%, dregs of beans 20-
30%, yeast powder 0.3-0.5%, fishbone dust 10-15%, EM bacterium stoste 0.1-0.3%, carbon black powder 2-5%, surplus is water；Institute
State bio-fertilizer the preparation method is as follows: soluble in water by brown sugar, oil chaff, dregs of beans, fishbone dust and yeast powder is added, through being sufficiently stirred
After mixing, 48-55 DEG C at a temperature of ferment 30-40 days；Then EM bacterium stoste and carbon black powder is added, stirs evenly.
Further, the man-made feeds according to parts by weight, including the following raw material: 30-40 parts of imported fish meal, domestic fish
25-35 parts of powder, 10-20 parts of fermented bean dregs, 5-15 parts of tapioca, 2-4 parts of seawater fish oil, 2-4 parts of cuttlefish cream, phospholipid powder 1-3
Part, 1-2 parts of calcium dihydrogen phosphate, 1-2 parts of Multi-vitamin and multi-mineral.
Further, the indoor circulating water domesticating and cultivating system, including filtering ponds, tame and docile food pond, connecting pipe and water pump,
The filtering ponds add clear water by the water inlet connecting with outer water source；The tame and docile food pond is connected by water inlet line and filtering ponds
It connects, and water inlet line is provided with inlet valve；The water pump is connect with water inlet line；The tame and docile food pond lower end is provided with circulation
Pipeline, and circulating line is provided with recirculated water valve, and the tame and docile food pond is connect by circulating line with filtering ponds；The circulation
It is connected with drainage pipeline on pipeline, water discharging valve is installed on drainage pipeline；Total valve, total valve are additionally provided on circulating line
For control loop pipeline, drainage pipeline and the blocking of filtering ponds or it is connected to.
Further, the filtering ponds are 0.5 cube, for filtering cultivation water；The tame and docile food pond is that diameter is 2.5m, deep
For the ellipse of 0.8m, volume is 4 cubes, for taming Micropterus salmoides；It is 0.5 meter that a diameter is provided in the tame and docile food pond
Adjustment height eat platform.
Further, liftable fishing net is provided in the tame and docile food pond, the height of the fishing net is 0.6m, the net of fishing net
Hole dia is 0.5-1cm；Tame and docile food pond is separated into two regions by the liftable fishing net.
The utility model has the advantages that
Present invention combination largemouth bass biological characteristics, pond waters planktonic organism feature, mixed feed nutrition substitute and add
State perch breeding technique can promote Micropterus salmoides to ingest artifical compound feed, periodically dynamically to Micropterus salmoides during domestication
Sieve classification is crossed, can be reduced competition of ingesting caused by fry difference in size.The present invention uses above-mentioned technology by comprehensive, tames and dociles food conversion
Success rate up to 90% or more.
In addition, according to traditional tame and docile food method, Micropterus salmoides tames and dociles food not exclusively, feeding habits still to freeze based on iced trash fish,
Feed efficiency is low, and environmental pollution is serious for excreta and breeding wastewater organic matter and the content of nitrogen and phosphorous height, can be had using the present invention
Effect solves to damage resource, serious to water pollution using chilled fish, is with a wide range of applications.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the indoor circulating water domesticating and cultivating system of a preferred embodiment of the invention；
Label in figure: 1- filtering ponds, 2- water pump, 3- water inlet line, 4- tame and docile food pond, 5- recirculated water valve, 6- circulation pipe
Road, 7- inlet valve；8- total valve；9- drainage pipeline；10- water discharging valve；11- eats platform；12- water inlet.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the invention will be further described.
Embodiment 1
A method of Micropterus salmoides conversion of food habit being cultivated suitable for small size pond, is included the following steps:
(1) water is trained in pond:
1-2 mus of little pond is selected, pond water temperature is kept for 16 DEG C, and full pool spilling head quick lime sterilization in 10 days in advance before water is added to disappear
Poison.Pond adds water height to 50cm after disinfection, and 5 kilograms of bio-fertilizers of full pool spilling head are daily to observe rich water effect, according to weather, day
Fine day adds water 10cm daily, and every 2.5 kilograms of full pool spilling head bio-fertilizer on the 4th, sediments microscope inspection discovery wheel animalcule quantity, which accounts for, all swims
When biological 60-70%, it can start to put seedling；
The bio-fertilizer is as follows by mass percentage: oil chaff 12%, brown sugar 5%, dregs of beans 25%, yeast powder 0.4%, fish
Bone meal 13%, EM bacterium stoste 0.2%, carbon black powder 3%, surplus are water；The bio-fertilizer the preparation method is as follows: brown sugar is dissolved in
In water, oil chaff, dregs of beans, fishbone dust and yeast powder is added, after being thoroughly mixed, 50 DEG C at a temperature of ferment 35 days；So
EM bacterium stoste and carbon black powder are added afterwards, stirs evenly.
(2) food is tentatively tamed and dociled in pond:
Selecting the health hatched 7 days, be open, vigor, good Micropterus salmoides crow son is put into the pond for having trained water, temporarily
It supports 6 days, pays attention to that observation water wheel animalcule quantity is such as lower than when accounting for whole planktonic organisms 60%, add new water 10-15cm while full pond
It splashes bio-fertilizer；
7th, start to tame, 4 food platforms are arranged in pond surrounding；
8-10 days, full pool spilling head water earthworm, range of splashing moved closer to food platform, and daily 8:30,13:30,17:00 are fed
3 times；
11st, water earthworm is all spread on food platform, is timed and pinpoints domestication of ingesting (with 8-10 days), then persistently throw
It feeds 3 days；
15th, stop feeding 1 day；
16th, man-made feeds are crushed, obtain man-made feeds powder, by man-made feeds powder and water earthworm with mass ratio
It is fed for 1:4 mixing, gradually increases man-made feeds ratio daily；
23rd, man-made feeds powder: the mass ratio of water earthworm reached 4:1；
24th, stop eating one day；
(3) indoor to tame and docile food:
25th, using the full pond trawlnet of yarn tulle (5 mesh), fry is gone into indoor circulating water domesticating and cultivating system, it is described
Indoor circulating water domesticating and cultivating system includes filtering ponds, tames and dociles food pond, pipeline and water pump, and filtering ponds are connected by pipeline and tame and docile food pond
It connects, water pump is connect with pipeline, and taming and dociling food place is to tame and docile food pond, is tamed and dociled in food pond and is provided with height-adjustable food platform.
Specifically, the indoor circulating water domesticating and cultivating system, as shown in Figure 1, including one filtering ponds 1, four tames and dociles food
Pond 4, pipeline and water pump 2；The filtering ponds 1 connect water source by water inlet 12 and add clear water；The tame and docile food pond 4 passes through water inlet pipe
Road 3 is connect with filtering ponds 1, and the every water inlet line 3 for being branched off into tame and docile food pond 4 is provided with inlet valve 7；The water pump 2
It is connect with water inlet line 3；Tame and docile 4 lower end of food pond is connected with circulating line 6, and is branched off into every circulation pipe for taming and dociling food pond 4
Road 6 is provided with recirculated water valve 5, and the tame and docile food pond 4 is connect by circulating line 6 with filtering ponds 1；On the circulating line 6
It is connected with drainage pipeline 9, water discharging valve 10 is installed on drainage pipeline 9；Total valve 8, total valve are additionally provided on circulating line 6
8 for control loop pipeline 6 and filtering ponds 1, drainage pipeline 9 and the blocking of filtering ponds 1 or are connected to.
The filtering ponds 1 are 0.5 cube, for filtering cultivation water；The tame and docile food pond 4 is that diameter is 2.5m, depth 0.8m
Ellipse, water 0.6m can be added, volume is 4 cubes, and for taming Micropterus salmoides, it is big to be put into ten thousand tail of 0.8-1.5 for every pond when taming and dociling food
Mouth sea bass fry；The adjustment height that a diameter is 0.5 meter, which is provided with, in the tame and docile food pond 4 eats platform 11.
Liftable fishing net is additionally provided in the tame and docile food pond 4, the height of the fishing net is 0.6m, the net hole dia of fishing net
For 0.5-1cm.When food is fed, fishing net is minimized, fishing net is risen after feeding, tame and docile food pond 4 is separated into two
Region, in this way in the middle and later periods for taming and dociling food, can by fishing net by fry sieve come, i.e., slightly smaller fry can with drill-through fishing net hole into
Enter to safety zone, can be reduced competition of ingesting caused by fry difference in size and even mutually nibble certainly.Meanwhile the setting of fishing net can
Mitigate the workload that Micropterus salmoides after taming and dociling food crosses sieve classification, screening work is made to be easier to carry out.
Using indoor circulating water domesticating and cultivating system carry out Micropterus salmoides tame and docile food steps are as follows: the clear water at outer water source is led to
It crosses water inlet 12 to be added in filtering ponds 1, after clear water filtering, opens water pump 2, clear water is transported to four by water inlet line 3 and tames and dociles
It eats in pond 4, in the process, the water for taming and dociling food pond 4 can be adjusted by switch inlet valve 7.Micropterus salmoides is put into and tames and dociles food pond 4
Afterwards, it is recycled according to water quality situation, it may be assumed that when water quality change is muddy, open recirculated water valve 5, and it is (same to open main valve 8
When close water discharging valve 10), the water in tame and docile food pond 4 is drained into filtering ponds 1 through circulating line 6 and is filtered, then passes through water inlet pipe again
Road 3, which is recycled back to, tames and dociles in food pond 4.In the cyclic process of cultivation water, if discovery water quality has been filtered less than clear state, main valve is closed
Door 8 opens simultaneously water discharging valve 10, and muddy water is discharged, injects new clear water from water inlet 12 again.
26th, man-made feeds powder being mixed with water earthworm, the mass ratio of man-made feeds powder and water earthworm is 4:1,
Obtain mixed fodder, mixed fodder fed in taming and dociling food pond 4 on the food platform 11 that is arranged, the setting of food platform 11 away from bottom of pond 0.3m,
Daily 8:30,13:30,17:00 are fed 3 times, regular before feeding every time to beat pool wall.Food pond is being tamed and dociled in initial food platform 11 setting
4 middle parts are located at the centre of depth of water, feed daily 3 times；It is daily to increase food platform 5cm, it is thin to be gradually increased man-made feeds broken material
Degree；
31st, food platform was 5cm away from the water surface, and man-made feeds are not required to crush and directly mix with water earthworm, and mass ratio is artificial
Feed: water earthworm=4:1, excessive man-made feeds particles float, feeds again after waiting 1 hour after mixing in order to prevent；
From 32nd day, content of the water earthworm in mixed fodder is gradually decreased, the waiting time also gradually decreases after mixing, by
Increasing man-made feeds particles float day in the ratio of the water surface, the feed of such as floating is not eaten up in time, and next time feeds reduction and feeds intake,
Control after feeding feed in 15 minutes without residue；
38th, food platform is removed, feeds the man-made feeds particle with water earthworm juice, water earthworm juice is gradually decreased daily and contains
Amount, until water earthworm juice was not added completely in 43rd.
The man-made feeds according to parts by weight, including the following raw material: 35 parts of imported fish meal, 30 parts of domestic fish meal, fermentation
14 parts of dregs of beans, 10 parts of tapioca, 3 parts of seawater fish oil, 3 parts of cuttlefish cream, 2 parts of phospholipid powder, 1.5 parts of calcium dihydrogen phosphate, multidimensional is more
1.5 parts of mine.
Embodiment 2
A method of Micropterus salmoides conversion of food habit being cultivated suitable for small size pond, substantially the same manner as Example 1, difference exists
In: the bio-fertilizer is as follows by mass percentage: oil chaff 15%, brown sugar 5%, dregs of beans 20%, yeast powder 0.3%, fishbone dust
10%, EM bacterium stoste 0.1%, carbon black powder 5%, surplus are water；The bio-fertilizer the preparation method is as follows: brown sugar is dissolved in water
In, oil chaff, dregs of beans, fishbone dust and yeast powder is added, after being thoroughly mixed, 48 DEG C at a temperature of ferment 40 days；Then
EM bacterium stoste and carbon black powder is added, stirs evenly.
The man-made feeds according to parts by weight, including the following raw material: 30 parts of imported fish meal, 25 parts of domestic fish meal, fermentation
10 parts of dregs of beans, 5 parts of tapioca, 2 parts of seawater fish oil, 2 parts of cuttlefish cream, 1 part of phospholipid powder, 1 part of calcium dihydrogen phosphate, Multi-vitamin and multi-mineral 1
Part.
16th, the mass ratio of man-made feeds powder and water earthworm was 1:3；23rd day, man-made feeds powder and water earthworm
Mass ratio reach 3:1；26th, the mass ratio of man-made feeds powder and water earthworm was 3:1；31st day, man-made feeds and water
The mass ratio of earthworm is 3:1.
Embodiment 3
A method of Micropterus salmoides conversion of food habit being cultivated suitable for small size pond, substantially the same manner as Example 1, difference exists
In:
The bio-fertilizer is as follows by mass percentage: oil chaff 10%, brown sugar 6%, dregs of beans 30%, yeast powder 0.5%, fish
Bone meal 15%, EM bacterium stoste 0.3%, carbon black powder 2%, surplus are water；The bio-fertilizer the preparation method is as follows: brown sugar is dissolved in
In water, oil chaff, dregs of beans, fishbone dust and yeast powder is added, after being thoroughly mixed, 55 DEG C at a temperature of ferment 30 days；So
EM bacterium stoste and carbon black powder are added afterwards, stirs evenly.
The man-made feeds according to parts by weight, including the following raw material: 40 parts of imported fish meal, 35 parts of domestic fish meal, fermentation
20 parts of dregs of beans, 15 parts of tapioca, 4 parts of seawater fish oil, 4 parts of cuttlefish cream, 3 parts of phospholipid powder, 2 parts of calcium dihydrogen phosphate, Multi-vitamin and multi-mineral 2
Part.
16th, the mass ratio of man-made feeds powder and water earthworm was 1:5；23rd day, man-made feeds powder and water earthworm
Mass ratio reach 5:1；26th, the mass ratio of man-made feeds powder and water earthworm was 5:1；31st day, man-made feeds and water
The mass ratio of earthworm is 5:1.
Comparative example 1
A kind of method of Micropterus salmoides conversion of food habit, with reference to the tame and docile food method of the fish such as southern catfish, filefish, zander, base
This process are as follows: initial stage all feeds frost iced trash fish, appropriate to rub according to tame and docile ichthyophagy size；Mid-term gradually adopts man-made feeds
Substitute iced trash fish；Latter stage man-made feeds replace iced trash fish completely.
Comparative example 2
A kind of method of Micropterus salmoides conversion of food habit, request for utilization number are to advise in a kind of largemouth bass room of CN106386586
Embodiment 1 in modelling offspring seed cultivation method carries out the conversion of food habit of Micropterus salmoides.
In order to verify the validity of the present invention program, inventor is in April, 2017, with embodiment 1-3's and comparative example 1-2
Method carries out the domestication of Micropterus salmoides, and the comparison of fry conversion of food habit rate is carried out after domestication, and the fry conversion of food habit is successfully commented
Sentence standard are as follows: after the completion of domestication, food ingredients in stomach are dissected and observed, if it is man-made feeds in 1 hour after feeding man-made feeds
It is considered as conversion of food habit, each group is tested while being carried out, and for three days on end, once a day, each grab sample 30 is as a result as follows:
Young 150,000 tails of Micropterus salmoides crow are bought, after the method domestication using embodiment 1, survive Micropterus salmoides fry
11.5 ten thousand tails, fry conversion of food habit rate are 100%,；
Young 150,000 tails of Micropterus salmoides crow are bought, after the method domestication using embodiment 2, survive Micropterus salmoides fry
10.8 ten thousand tails, fry conversion of food habit rate are 94%；
Young 150,000 tails of Micropterus salmoides crow are bought, after the method domestication using embodiment 3, survive Micropterus salmoides fry
10.9 ten thousand tails, fry conversion of food habit rate are 96%；
Young 150,000 tails of Micropterus salmoides crow are bought, after the method domestication using comparative example 1, survive Micropterus salmoides fry
9.3 ten thousand tails, fry conversion of food habit rate are 62%.
Young 150,000 tails of Micropterus salmoides crow are bought, after the method domestication using comparative example 2, survive Micropterus salmoides fry
10.1 ten thousand tails, fry conversion of food habit rate are 77%.
By the Micropterus salmoides domestication Comparative result of the above each group it is found that being tamed using the method for embodiment 1, survival rate
With conversion of food habit rate highest, and comparative example is obviously lower than embodiment, illustrates that method of the invention can significantly improve Micropterus salmoides
Survival rate and conversion of food habit rate, the breeding income at Culture Techniques of Micropterws Salmoides family can be greatly improved.
Although the present invention is disclosed as above with preferred embodiment, so it is not intended to limiting the invention, any this field skill
Art personnel, without departing from the spirit and scope of the present invention, when a little modification and perfect therefore of the invention protection model can be made
It encloses to work as and subject to the definition of the claims.
Claims (6)
1. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit, which comprises the steps of:
(1) water is trained in pond:
1-2 mus of little pond is selected, 12-18 DEG C of pond water temperature, pond adds water height to 50cm, full pool spilling head biology after disinfection
Fertilizer, it is daily to observe rich water effect, it becomes a fine day and then adds water 10-15cm daily, every 3-5 days full pool spilling head bio-fertilizer, sediments microscope inspection hair
When existing wheel animalcule quantity accounts for whole planktonic organism 60-70%, start to put seedling；
(2) food is tentatively tamed and dociled in pond:
Selecting the health hatched 6-8 days, be open, vigor, good Micropterus salmoides crow son is put into the pond for having trained water, temporarily supports 6
It, observes water wheel animalcule quantity, and when being lower than whole planktonic organisms 60% such as wheel animalcule quantity, adding new water 10-15cm, full pond is sprinkled simultaneously
Spill bio-fertilizer；
7th day, start to tame, pond surrounding setting food platform；Full pool spilling head water earthworm, range of splashing move closer to food platform, daily
It feeds 3 times；After 4-5 days, water earthworm is all spread on food platform, is timed fixed point and ingests domestication, then persistently feed 3 days；Stop feeding 1
After it, man-made feeds are crushed, obtain man-made feeds powder, man-made feeds powder and water earthworm are mixed with mass ratio for 1:3-5
Conjunction is fed, and gradually increases man-made feeds ratio daily；Again after 6-7 days, man-made feeds powder: the mass ratio of water earthworm reaches 3-
5:1；Stop feeding 1 day, turns indoor and tame and docile food；
(3) indoor to tame and docile food:
Full pond trawlnet, goes to indoor circulating water domesticating and cultivating system for fry, the indoor circulating water domesticating and cultivating system includes
Filtering ponds tame and docile food pond, pipeline and water pump, and filtering ponds are connect by pipeline with food pond is tamed and dociled, and water pump is connect with pipeline, tame and docile food place and are
Food pond is tamed and dociled, tames and dociles in food pond and is provided with height-adjustable food platform；
Man-made feeds powder is mixed with water earthworm, the mass ratio of man-made feeds powder and water earthworm is 3-5:1, obtains mixing and raises
Material, mixed fodder is fed on the food platform being arranged in pond, and initial food platform is arranged in tame and docile to be located in depth of water in the middle part of food pond
Between, it feeds daily 3 times；It is daily to increase food platform 5-15cm, it is gradually increased man-made feeds broken material fineness；
After 5-6 days, food platform is 5-10cm away from the water surface, and man-made feeds are not required to crush and directly mix with water earthworm, and mass ratio is artificial
Feed: water earthworm=3-5:1, excessive man-made feeds particles float, feeds again after waiting 1 hour after mixing in order to prevent；Gradually
Content of the water earthworm in mixed fodder is reduced, the waiting time also gradually decreases after mixing, increases the drift of man-made feeds particle day by day
The ratio kept afloat, such as floating feed do not eat up in time, next time feeds reduction and feeds intake, control after feeding feed 15
Without residue in minute；Through 5-7 days, food platform is removed, the man-made feeds particle with water earthworm juice is fed, gradually decreases water earthworm daily
Earthworm juice content, using 5-6 days, water earthworm juice was not added in man-made feeds particle completely.
2. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit as described in claim 1, it is characterised in that:
The bio-fertilizer is as follows by mass percentage: oil chaff 10-15%, brown sugar 5-6%, dregs of beans 20-30%, yeast powder 0.3-
0.5%, fishbone dust 10-15%, EM bacterium stoste 0.1-0.3%, carbon black powder 2-5%, surplus are water；
The bio-fertilizer the preparation method is as follows: brown sugar is soluble in water, oil chaff, dregs of beans, fishbone dust and yeast powder is added, through filling
After point being stirred, 48-55 DEG C at a temperature of ferment 30-40 days；Then EM bacterium stoste and carbon black powder is added, stirs evenly i.e.
It can.
3. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit as described in claim 1, it is characterised in that: institute
State man-made feeds according to parts by weight, including the following raw material: 30-40 parts of imported fish meal, 25-35 parts of domestic fish meal, fermented bean dregs
10-20 parts, 5-15 parts of tapioca, 2-4 parts of seawater fish oil, 2-4 parts of cuttlefish cream, 1-3 parts of phospholipid powder, 1-2 parts of calcium dihydrogen phosphate,
1-2 parts of Multi-vitamin and multi-mineral.
4. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit as described in claim 1, it is characterised in that: institute
State indoor circulating water domesticating and cultivating system, including filtering ponds, tame and docile food pond, pipeline and water pump；The filtering ponds are added by water inlet
Add clear water；The tame and docile food pond is connect by water inlet line with filtering ponds, and water inlet line is provided with inlet valve；The water pump
It is connect with water inlet line；The tame and docile food pond lower end is provided with circulating line, and circulating line is provided with recirculated water valve, described
Food pond is tamed and dociled to connect by circulating line with filtering ponds；It is connected with drainage pipeline on the circulating line, is equipped on drainage pipeline
Water discharging valve；Total valve is additionally provided on circulating line, total valve is used for the resistance of control loop pipeline, drainage pipeline and filtering ponds
Disconnected or connection.
5. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit as claimed in claim 4, it is characterised in that: institute
Stating filtering ponds is 0.5 cube, for filtering cultivation water；The tame and docile food pond is that diameter is 2.5m, and depth is the ellipse of 0.8m, volume
It is 4 cubes, for taming Micropterus salmoides；The adjustment height that a diameter is 0.5 meter, which is provided with, in the tame and docile food pond eats platform.
6. a kind of method suitable for small size pond cultivation Micropterus salmoides conversion of food habit as claimed in claim 5, it is characterised in that: institute
It states to tame and docile and is provided with liftable fishing net in food pond, the height of the fishing net is 0.6m, and the net hole dia of fishing net is 0.5-1cm；Institute
It states liftable fishing net and tame and docile food pond is separated into two regions.
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