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chun ji yu tang guan li si zi jing
Author(s): 
Pages: 18
Year: Issue:  4
Journal: Fujian Agriculture

Keyword:  鱼塘管理四字经池塘水过滤网水温蛋白质含量健康状况定时定位高水位野杂鱼;
Abstract: <正> “灌”——灌水 早春水温较低,鱼体较小,池塘的水不要一次灌满,应随着水温的逐渐升高和鱼体长大而加高水位。通常隔15天左右灌一次水,到三四月份,池塘水位可灌至80~100厘米。灌水时,进水灌道要设过滤网,以防止野杂鱼进入。 “施”——施肥 水温达到5℃时,应及时施肥。一般每亩池塘可泼施粪尿50~100公斤、牲畜类150~
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