鳜鱼池塘单养及其病害防治试验

To Culture Nandarin Fish in the Pond and to Prevent and Cure a Disease

鳜鱼池塘单养，要求水源充足，水质清新，本试验塘口水体，溶解氧6～7mg／L，PH7～8，透明度40cm;对饵料鱼要求活、适口、无硬刺、投喂间隔，供应及时;高温季节每天注排水2h，保持微流水状态;注意防治细菌性烂鳃病、鱼鲺病、车轮虫病和半眉虫病。只要把好饵料及鱼病关，鳜鱼池塘单养可以取得较好的经济效益。

To culture mandarin fish in pond, water qulity is demanded to be fresh, dissolved oxygen is 6～7 mg/L, Ⅱ7～8, transparent degree is 40 cm, the bait is demanded to be alive, palatable, without hard splinter, with an interval, supplying in time. During the high temperature season, water is poured and drained off 2h every day and is kept to be a small quantity of running. Attention is taken to prevent and cure bacterial gill disease, fish gill disease, trichodinasis.