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一、把好鱼苗体质关。要运输(销售)的鱼苗,必须体质健壮,无伤、无病;体表鳞片完整,个体大小规格基本一致。运输(或销售)前,应细心观察鱼苗的摄食和活动情况,如有异常或病害,要马上采取措施,先治疗,康复后一星期左右的时间,方可考虑起捕运输。 二、运输前的准备。由于淡水白鲳的生活习性和生物学特点与四大家鱼差别较大,所以运输前的准备工作应做得更细致、具体。 1、锻炼鱼苗:首先鱼苗运输前二天的上午停喂饲料,到10:00时左右(视天气状况,如鱼苗浮头,可适当推迟到11:00)用柔软的密网从排水口到进水口方向拉网一遍,然后
First, the good fry constitution. To transport (sales) of fry, must be physique robust, non-injury, disease-free; surface scale integrity, the size of the individual is basically the same size. Before shipping (or selling), fish feeding and activities should be carefully observed. If there is any abnormality or disease, take immediate measures to treat the fish fry for a week or so before recovering. Second, the preparation before transportation. As freshwater pomfret life habits and biological characteristics of big difference with the four major domestic fish, so the preparatory work before shipping should be more detailed and specific. 1, exercise fry: First, two days before the fish fry to stop feeding the feed, to 10:00 (depending on the weather conditions, such as fry floating head, may be postponed to 11:00, appropriate) with a soft dense mesh from the drain to the inlet Pull the network again, and then