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Detailed Explanation of Freshwater Shrimp Farming Techniques and Management Methods
Summary Pond selection: The pond bottom should be flat, the water quality fresh, drainage and irrigation convenient, and water retention good, etc. Pond clearing: 20-30 days before stocking shrimp fry, drain the pond water and promptly remove excess silt, then disinfect with quicklime or bleaching powder. Aquatic plants: Plant alligator weed, tape grass and other plants on the pond slopes around the pond. Stocking: Release shrimp fry when the water temperature is stable above 20°C. Feed: Artificial feed combined with small trash fish and other fresh live feed. Water quality: Ensure sufficient dissolved oxygen. Management: Patrol the pond morning and evening, and actively prevent and control diseases.
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Detailed Explanation of Key Points of Off-Season Crayfish Farming Technology
Abstract Farming pond: Choose a pond facing the sun and sheltered from the wind, dig several strip-shaped trenches of the same size in the pond, clean the pond bottom, filter the water and fill it, then plant water hyacinth and other aquatic plants, and finally install a microporous aeration pipe in the strip-shaped trenches. Shed frame: Two layers of thick plastic film need to be covered on the built shed frame. Stocking fry: Fry can be stocked in mid-to-late November, with about 50 kg of semi-commercial shrimp stocked per mu. Feeding: Feed once a day, and make sure the dissolved oxygen content in the water is sufficient.
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Detailed Explanation of Key Technical Points for Raising Mandarin Fish in Ponds
(1) Selection of breeding conditions: Choose a pond with abundant water source, convenient water filling and drainage, and excellent water quality, with a pond area generally of 2~3 mu and a water depth of 1.5~2 m. (2) Preparation before stocking: ① Disinfect the pond. ② After clearing the main breeding pond, apply decomposed base
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What bait is best for fishing in a fish pond? A full analysis of bait selection tips
The water surface of a pond is much smaller than that of a reservoir, and the fish density is also greater than in a reservoir. The fishing results are better than in a reservoir. Below is an introduction to what bait is best for fishing in a fish pond. Generally, artificial fish ponds mostly use extruded synthetic pellet bait made mainly from grain, fishmeal, bone meal, and so on.
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Basic Parameters of Paddlewheel Aerators and Key Points for Farmers When Choosing a Model
The paddlewheel aerator is a commonly used aeration device in aquaculture. This article explains the meaning of its basic parameters, key points for model selection, and precautions for installation and use, helping farmers raise pond dissolved oxygen levels and reduce fish gasping at the surface and pond-wide die-offs. Before buying, you can consult your local agricultural machinery department about subsidies.
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