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1 移栽水草。蟹池移栽伊乐藻、水花生、苦草、轮叶黑藻等水草,覆盖率达50％左右,使河蟹生长在多水草的水体中,接近自然生态条件。水草不仅是河蟹喜爱的植物饲料,还为河蟹提供隐蔽场所及附着生物的基质,同时它们具有吸收水体中多余的有机质,降低水的肥度,澄清水质,加强光合作用增加水体溶氧,高温季节吸收
1 Transplanting aquatic plants. Crab pond transplanting Elodea, water peanut, bitter grass, Hydrilla verticillata and other aquatic plants, covering about 50%, so that crabs grow in the aquatic plants, close to the natural ecological conditions. Aquatic plants are not only the favorite plant feed for crabs, but also provide sheltered habitats for crabs and substrates that attach to living organisms. They also absorb excess organic matter in water bodies, reduce water fertility, clarify water quality and enhance photosynthesis to increase dissolved oxygen in water bodies. absorb