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1 抓好池塘改造 冬季成鱼起捕后、将水排干,进行池塘改造,对于小坑塘,若四周有废地要进行扩大改为大塘,浅塘要清除淤泥或深挖改为深塘,死水塘改为活水鱼塘;对于漏水鱼塘,要通过衬砌改为保水鱼塘。保持池塘水深1.5m以上,面积为2688～3335m~2,塘形以东西走向的长方形,塘底最好为电背形。2 池塘彻底消毒 改造后的鱼塘,在鱼种放养之前10～15天进行清塘消毒,用生石灰75kg/667m~2对水后全池遍洒,次日耙动池泥。清池后10天毒为消失,就可
1 do a good job in the transformation of winter pond fish after fishing, drain the water, pond reconstruction, for the small ponds, if the waste land around to be expanded to large ponds, shallow ponds to remove mud or deep dig deep Tong, dead water ponds into live water ponds; for leaking fish ponds, through the lining to water conservation ponds. Maintain the pond depth of 1.5m or more, an area of 2688 ~ 3335m ~ 2, the pond shape to the east-west rectangle, the bottom of the pond is best for the dorsal shape. 2 Pond completely disinfected fish pond after transformation, 10 to 15 days before stocking Qing Tong disinfection, with quicklime 75kg / 667m ~ 2 on the water after the pool all over the next day rake pool mud. 10 days after the pool of poison to disappear, you can