自90年代以来，我国养鳖业迅猛发展，至1998年全国鳖产量已达6．2万吨，5、6年时间增产10多倍，成为主要名特水产品之一。产量的增加，引发了市场供求关系的急剧变化，给从业者带来极大的冲击，特别是对那些技术力量薄弱、基建投资过大、贷款经营、生产成本居高不下的大中型企 Since the 1990s, the country’s turtle industry has developed rapidly. By 1998, the production of turtle nationwide had reached 62,000 tons. The yield of turtle increased by 10 times in 5-6 years and became one of the major special aquatic products. The increase in output has triggered a drastic change in the supply and demand of the market and has brought great impact on practitioners. In particular, for those large and medium-sized enterprises that are weak in technical strength and have an excessive investment in infrastructure, high loan-making operations and high production costs