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我们要做好充分的准备工作,使水产养殖动物有一个良好的生活环境和健康的机体来度过梅雨季节。我们要抓住梅雨来临前的一个星期这个时间关键点,过早可能预防不足,过迟就可能来不及预防。笔者结合几年的实际工作经验,总结的具体做法如下:1.先杀灭鱼和河蟹身上的寄生虫(成虫和虫?
We must do a good job of preparing the aquaculture animals to have a good living environment and a healthy body to weather the rainy season. We must seize the key point of this time of one week before the coming of the rainstorm. Premature failure may be prevented. Too late may prevent prevention. The author combined with several years of practical work experience, summed up the specific practices are as follows: 1 to kill fish and crab body parasites (adults and insects?