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1 池塘条件 池塘面积5-10亩,水深2米左右,长方形,不渗漏,池底平坦,淤泥厚20厘米左右。水源充足无污染。每5-10亩水面配3KW增氧机一台,每口池塘配投饵机一台。注排水设备和生产工具齐全完好。2 放养前的准备 冬季或早春将池水排干,让池底冰冻日晒,使池塘土质疏松,减少病害。然后挖出过多淤泥,修补堤埂,填好漏洞,整平池底。鱼种放养前10-15天用生石灰100-150公斤/亩,进行干法清塘。以杀灭病原体和敌害生物,清塘4天后加水至1米左右,加水6
A pond pond area of 5-10 acres, about 2 meters deep, rectangular, no leakage, flat bottom, mud thickness of about 20 cm. Adequate water pollution. Every 5-10 mu of water with a 3KW aerator, each pond with a bait machine. Note drainage equipment and production tools complete well. 2 before stocking preparation Winter or early spring drained the water, so that the bottom of the pool frozen sun, the pond soil loose, reduce disease. Then dredged too much mud, repair embankments, fill holes, leveling the bottom. 10-15 days prior to stocking with lime 1000-150 kg / acre, dry pond. To kill pathogens and predatory creatures, add water to clear water after 4 days to about 1 meter, add water 6