地处辽河下游的盘锦市，过去以盛产个大味美的河蟹（中华绒螯蟹）而闻名，成为全国河蟹重要产区。由于近年来水体污染严重，致使这一天然资源已尽枯竭，市场货源紧缺。为充分利用资源优势，发展河蟹生产，广大群众开发河蟹人工养殖技术，利用水稻生育中后期水质清洁的特点... Located in the lower reaches of the Liao River in Panjin City, the past is rich in a large delicious crab (Eriocheir sinensis) is famous, become an important producing areas of crabs. Due to the serious pollution of water bodies in recent years, this natural resource has dried up and the market is in short supply. In order to make full use of resource advantages and develop crab production, the majority of people develop crab artificial breeding technology and make use of the characteristics of water quality in the middle and later stages of rice growth ...