捞鱼苗的绠网主要有硬弶及软弶两种。这两种弶网各有一些利弊,硬弶用料多,架设也较复杂,同时不易随水位涨落水流变化而移动绠网,对张捞鱼苗就有一定限制。软弶由于网口不能完全张开,接水面小.因而进入的鱼苗量也就相对减少。同时原来的绠网网袖过长,鱼苗密集在网中的时间长,受损伤就比 The main net of fishing fish fry are two kinds of hard boil and soft boiled. There are some pros and cons of these two kinds of nets, hard nepheline materials, erection is also more complex, and not easy to move with the change of water level fluctuate nets, there are certain restrictions on the fishing nets. Soft 弶 due to the network port can not be fully open, then the water surface is small, thus entering the amount of fry will be relatively reduced. At the same time the original 绠 mesh sleeves too long, fry intensive in the network for a long time, damaged than