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根据一九七三年“四川长江水产资源调查方案”的精神,我们定点酉阳县调查大鲵的生物学特性,逐步普查我省大鲵资源状况,为合理利用、保护资源、发展大鲵养殖奠定基础。一九七三年六月上旬至七月中旬以调查大鲵的生物学特性为主,结合调查其生态,七月中下旬至八月底以调查大鲵的生态为主,结合调查生物学特性。我们共解剖了大鲵87尾,普查了主产大鲵六个区的溪河
In accordance with the spirit of the “Sichuan Yangtze River Fishery Resources Investigation Plan” in 1973, we conducted a survey on the biological characteristics of the large rachilla in Youyang County and gradually surveyed the status of the rachis resources in our province to lay the foundation for the rational utilization, conservation of resources and development of razor clams. From the first ten days of June 1973 to the middle of July 1973, the biological characteristics of the raccoon dog were investigated. The ecological characteristics of the raccoon dog were studied. The ecological status of the ragweed was studied from late to late July to the end of August in the survey, and the biological characteristics were investigated. We dissected a total of 87 Tai Chi, census of the main producing large six river district