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1.清塘关在春季天气转暖以后,在放鱼前10～15天将池水排干,暴晒3～4天,然后每667平方米水面用80～130千克生石灰对水全池均匀泼洒,以达到消毒和消除杂草病害的目的。
1. Qingtanguan in the spring after the warmer weather, 10 to 15 days before the fish will be drained to the water, exposure 3 to 4 days, and then every 667 square meters of water with 80 to 130 kg of lime on the water pool spill evenly, In order to achieve the purpose of disinfection and elimination of weed diseases.