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How Do Shrimp Reproduce After Carrying Eggs? Mastering These Methods Is Key
Berried shrimp are unhatched individuals after the parent stock has mated and laid eggs, which become shrimp fry after hatching. So how do shrimp reproduce after carrying eggs? 1. How do shrimp reproduce after carrying eggs? After the shrimp carry eggs, drain the pond water to a depth of 10cm and divide the pond and the parent shrimp into two equal halves. Then
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Parent Stock Cultivation and Breeding Techniques in Tilapia Farming
Tilapia breeding does not require artificial hormone injection or flowing-water stimulation; as long as the water temperature remains stable above 20°C, placing mature male and female parent fish into the same breeding pond allows them to breed naturally. When the water temperature is stable at 25-29°C, they can breed once every 30-50 days
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Key Technical Points and Daily Management Methods for Breeding Turtle Parent Stock
Female turtles over 0.5 kg and male turtles over 0.15 kg, at an age of 5 years or older, are suitable as parent stock. Stocking ratio: female-to-male ratio of 3:1, density of 0.6 turtles per sq m. Parent turtle feed should contain about 40% crude protein, plus 20% live feed. In South China, turtles reach sexual maturity at 5 summer years of age; first-time laying females produce 1 clutch per year, with 1 to 4 eggs per clutch. 8-year-old females lay an average of 3.2 clutches per year, with an average of 5.5 eggs per clutch, averaging 16 to 20 eggs per female per year; 10-year-old females lay 4.5 clutches per year,
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How to select parent crayfish? Detailed explanation of breeding stock selection techniques
Parent crayfish selection techniques
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Severe overcapacity of grandparent layer breeding stock, China's market supply exceeds demand
In 2014, egg prices in China continued to rise, and in late August the national average purchase price of eggs exceeded 11.0 yuan/kg, the highest price level in nearly 5 years. The fundamental reason for the continued rise in egg prices and their reaching a historic high was the decline in layer inventories. China National Poultry Industry
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China's domestically bred grandparent stock layer chickens break the monopoly of imported breeds
In recent years, through the joint efforts of the government, enterprises and research institutes, China's layer chicken seed industry has achieved remarkable results. At present, domestically bred grandparent stock layer chickens have occupied half of the market, breaking the previous monopoly of imported breeds. This is what the author learned at the foundation-laying ceremony for the new site of the national-level layer chicken core breeding farm of Hebei Dawu
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Grandparent stock imports of white-feathered broilers to continue decreasing by 10% in 2015
January 8, 2015 marks the 1st anniversary of the founding of the White-Feathered Broiler Alliance. The Alliance once again convened a special meeting on grandparent stock imports to jointly discuss the healthy development of the white-feathered broiler industry. Alliance President Li Jinghui analyzed the industry's situation and the difficulties it faces, and proposed continuing to implement the reduction plan.
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