Reproduction cycle in carp . Development of eggs in the ovary.
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Transcript of Reproduction cycle in carp . Development of eggs in the ovary.
Reproduction cycle in carp
. Development of eggs in the ovary
. Development of eggs in the ovary
. Parameters affecting the development of gonads
. Parameters affecting the development of gonads
Spawning in temperate and tropical regions
Maturation of carp in tropical regions
Spawning of carp in an natural environment
. Different egg stages
Characteristics of larvae, fry and advanced fry
Parameters controlling reproduction in the natural environment
Parameters important for artificial reproduction
Artificial fertilization under dry conditions
Natural propagation
The Dubish method
Propagation methods for carp
Propagation methods for carp
Semi-artificial propagation
Breeding in hapas
Use of kakabans
Artificial propagation (overview)
Advantages of the artificial propagation of common carp
Different steps in the production of carp
Production in temperate and tropical regions
Staff requirements
Support services
Summary of the mass production of eggs
. Broodstock management
Selection of broodstock
Sex differentiation of broodstock
Broodstock ponds
. Broodstock management in temperate countries
Broodstock management in tropical countries
. Introduction of carnivorous fish to eliminate wild spawning
Broodstock feed
. Broodstock handling
. Broodstock handling
. Transport of broodstock
Tank for broodstock transportation
Injection and stripping of spawners
Injection of gonadotrophic hormones
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3 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 4 4.1 4.2 4.3 4.4 4.5 4.6 4.7 4.8 4.9 5 5.1 5.2 5.3 5.4 5.5 5.6 5.7 5.8 5.9 6 6.1 6.2
Series1
بدن دور حداکثر با هیپوفیز میزان رابطهچینی ماهیان کپور
( ) بدن وزن گرم کیلو ازای به گرم میلی هیپوفیز میزان
وردرکثداح
(
)رمت
ینتسا
نبد
Dosage of hormones
. Ginding and preparation of hormone solution
. Summary of the treatments applied in the hatchery to the female spawners
Anaesthesation of the broodstock
Injection of the hormones
Recovery from injection
Suture of the genital opening
Second hormonal injection
Recovery from the second injection, indicator male
Ovulation period in function of temperature
. Selection of ripe females
Cutting of the suture of the genital opening
. Stripping of small females
. Stripping of big females
Summary of the treatment applied to males
Collection of milt
Artificial fertilization and hardening of the eggs
Summary of fertilization and hardening of the eggs
Ratio eggs and milt for fertilization
Fertilization
. Preparation of the fertilizing solution
. Mixing of eggs with fertilizing solution
Swelling process
Preparation of hardening solution
. Procedure for hardening the eggs
Equipment and organization in the hatchery
73. Incubation of fertilized eggs
Water supply
Construction of the water supply (natural temperature)
Construction of a double water supply system
Zug jars
. Incubation of the Zug jars
Flow rate in the Zug jars
Incubation period in function of the temperature
Protection against fungi
Removal of dead eggs
Inspection during the incubation of eggs
Rearing larvae in the hatchery
Summary of the larval rearing
Harvesting of the ripe eggs
Hatching of the larvae
Larval rearing tanks
Stocking of the larvae
Different steps in the larval rearing
Exogenous food
Preparation and distribution of hard boiled egg yolk
Transportation tank
Transport and manipulation of the larvae
Transport in plastic bags
Transport and stocking in the ponds
Collection and storage of hypophyses
Removal of the pituitary gland
Storage of hypophyse