论文部分内容阅读
(7)问:苗、种养殖需要哪些设备?答:苗、种培育是养殖生产的前提。从亲鱼产卵开始,直至鱼种养成整个过程可分为产卵、孵化、鱼苗培育和鱼种养殖几个阶段,它们分别采用不同设备。亲鱼产卵池,用砖沏或土池,形状呈瓜子形,一端进水,另一端出水,亲鱼催产后投入池中,冲水或自行产卵。亲鱼产卵后,受精卵用网兜或网箱,以冲水办法收集鱼苗。孵化设备,受精卵收集后放入孵化器内加以孵
(7) Q: What equipment is needed for seedling and seed breeding? A: Seedling and seed breeding are the preconditions for breeding production. From broodstock spawning until the fish grow into the whole process can be divided into spawning, hatching, fry breeding and fish breeding stages, they were using different equipment. Broodstock spawning pool, brick or earth pond, the shape of melon-shaped, one end of the water, the other end of the water, the pro-fish into the pool after the oxytocin, flushing or self-spawning. After the brood spawns, the zygote takes a net bag or cages to collect the fry in a flush. Incubation equipment, fertilized eggs collected after hatching into the incubator