1.生石灰清塘抽干水或放水后剩5～10厘米的水,在池中挖几个小潭,倒进石灰,待它吸水溶化后,不等其冷却即向四周泼洒。每亩用生石灰60～75公斤,不能干水的池塘,可按每亩水深1米,125～150公斤的用量,把生石灰溶化后泼洒全池。7天后可放苗,生石灰能杀 1. Lime clear pond pumping dry water or water after the left 5 to 10 cm of water, dig a few small pools in the pool, poured into the lime until it absorbs water melted, ranging from its cooling to spill around. Lime per acre with lime 60 to 75 kg, can not dry the water pond, according to the depth of 1 m per mu, the amount of 125 to 150 kg, the lime dissolved in the pool after melting. 7 days after Fangmiao, lime can kill