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在海洋开发方面,确保生物资源已成为人类最紧迫的课题.各个国家都把在人工管理条件下生产海洋生物资源的栽培渔业当成了一条切实可行的途径,开展了选择适宜人工养殖的品种、弄清其生长发育的环境要求、建立种苗生产等方面的研究.欧美国家虽不大喜爱吃鱼,但却喜爱吃虾、蟹类,因而虾蟹养殖在世界各地蓬勃展开.在周年性地进行人工管理,调节甲壳类的亲体到幼体,又从幼体到亲体整个生活史的全人工养
In the field of ocean development, ensuring that biological resources have become the most pressing issue for human beings, all countries consider cultivation fisheries that produce marine living resources under artificially managed conditions as a feasible way to carry out the selection of cultivars suitable for artificial breeding. Clear their growth and development of the environmental requirements, the establishment of seed production and other aspects of research.European and American countries, although not like to eat fish, but like to eat shrimp, crabs, so shrimp and crab farming flourish around the world.On the annual Artificial management, regulating the carapace of the broodstock to larvae, but also from the larvae to the entire life history of the entire human body