1.結合魚種並塘。選擇背風向陽、麵積2000平方米~3500平方米、長方形、dongxixiangdeyuchizuoweiyuzhongyuedongchi,huozhezaiyuchidebeimianyongzuowujieganjianzaolinshidangfengqiang,yidiyuhanliuxiji。yuchidenanmianbunengyoujiaogaodeshumuhejianzhuwu,yiliriguangzhaoshe,tigaoshuiwen。
2.於晴天氣溫較高的午後12:00~15:00,在zai漁yu池chi的de一yi端duan用yong潛qian水shui泵beng抽chou水shui,經jing水shui渠qu長chang距ju離li送song至zhi漁yu池chi的de另ling一yi端duan,進jin入ru漁yu池chi,池chi水shui在zai水shui渠qu中zhong能neng充chong分fen吸xi收shou空kong氣qi中zhong的de熱re量liang,提ti高gao水shui溫wen,還hai可ke增zeng加jia氧yang氣qi。陰yin雨yu雪xue天tian或huo氣qi溫wen陡dou降jiang應ying停ting止zhi抽chou水shui,以yi免mian降jiang低di池chi水shui水shui溫wen。水shui渠qu要yao開kai在zai池chi北bei麵mian背bei風feng向xiang陽yang的de坡po上shang,以yi利li吸xi熱re。漁yu池chi水shui深shen要yao保bao持chi2mizuoyou,guoshenbulitigaoshuiwen,guoqianwenchabianhuataida。ruxucongwaiheyinjinxinxianshui,zuihaoyeyaotongguoshuiquliuyiduanjuli,rangshuixireyilitigaochishuiwendu。
經用此法試驗,12厘米以上的一齡草魚種越冬成活率達到87%以上,經精心投餌管理,越冬後的春片肥滿度比較好,體質強壯。
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