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春季鱼病防治技术要点
1、重视前期营养管理。对于准备继续养殖的鱼类,投料时不能盲目追求长得快、产量高,应注意蛋白质、维生素和微量元素等营养的均衡摄入,提高鱼体抗氧化、抗应激能力,保证拉网、转塘、运输和放养等操作后的成活率。水温10℃以下维持0.5%左右投饵率,水温升高后缓慢增加投饵,适当补充复合维生素等营养。
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