The market is small fan , how to develop aquiculture .
市场低迷,如何发展水产养殖。
The western area of dongting lake is one of the main marketable grain base in our country , and an important marketable base for pork , reed hemp and the freshwater aquiculture .
The proportion of livestock breeding and aquiculture has increased , and the level and efficiency of farm produce processing have increased continuously .
畜牧水产业比重上升，农产品加工水平和效益不断提高。
The constructing of aquiculture science characteristic subject is a systematic engineering .
水产养殖学特色专业的建设是一项系统工程。
Rapidly increasing oxygen in water , driving water circulation in pond , and efficiently handling hypoxia in fish , prawn and eel , it is a necessary tool of increasing oxygen for aquiculture .
