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1.培肥水质越冬前每667平方米施发酵好的牛粪100～150千克用来培肥水质,这样做有利于冬季池塘水温的提高。2.加深池水在池塘水面结冰前要将池塘的水位加深到最佳深度,并检查进、排水渠道是否畅通。
1. Cultivation of water quality Before winter, every 667 square meters fermented cow dung 100 ~ 150 kg used to cultivate fertilizer water quality, which is conducive to the improvement of winter pond water temperature. 2. deepen the pond water in the pond before the icing should deepen the water level to the best depth of the pond, and check into the drainage channel is smooth.