论文部分内容阅读
1、灭水蜈蚣 水蜈蚣又称“水夹子”,经常用大颚夹住幼鱼吸食其体液。杀灭方法:可在拉网锻炼鱼苗时,加入少许煤
1, water centipede Water centipede, also known as “water clip”, often use the jaw to seize juvenile snort their body fluids. Killing methods: fry net fry training, add a little coal