近几年，尽管北方大部分地区淡水紧张，但有些地方淡水资源良好，淡水养殖开展得有声有色，已走向产业化的道路，可经考察，其中还存在一些问题影响着产量和效益的进一步提高，现就这些问题提出相应的对策，以供有关人士参考。一、加大宣传力度，增强渔民科技意识有些渔民缺乏 In recent years, despite the fresh water shortage in most parts of northern China, freshwater resources are good in some places and the freshwater aquaculture is flourishing. It has gone through the industrialization. Some problems have been found, which affect the further improvement of output and benefits. The corresponding countermeasures are put forward on these issues for the reference of relevant parties. First, to step up publicity to enhance fishermen’s sense of science and technology Some fishermen lacking