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乌鳢又称乌鱼、黑鱼,采用“两段法”池塘养殖收益很高:1.建池。池底最好泥质,四周用砖、竹篱笆或塑料网加高0.5m 左右防逃,水深1—1.5m。要求水源充足,中性或偏碱性,水温不超过30℃。鱼种池500—1000m~2,成鱼池2000—4000m~2,微流水式养殖最好。鱼池1/5的水面种植水浮萍或水花生等遮阳和供
Black tiger, also known as mullet, black fish, using the “two-stage method” pond farming income is very high: 1. build pool. Bottom of the best muddy, surrounded by bricks, bamboo fence or plastic net heightening about 0.5m, depth 1-1.5m. Requires adequate water, neutral or alkaline, the water temperature does not exceed 30 ℃. Fish pond 500-1000m ~ 2, 2000-4000m into a fish pond ~ 2, the best microflora culture. Fish pond 1/5 water planted duckweed or water peanuts and other shade and for