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在毛主席革命路线指引下,近年来我县生物防治松毛虫工作发展快、效果好,形成了一个应用白僵菌防治松毛虫的群众运动。在应用白僵菌防治松毛虫工作中,生产白僵菌,如何获得优良的菌种是个关键,但是,社队林场生产白僵菌时,有的菌种缺乏,有的菌种退化、混杂,有的菌种点供应不足,有的为获取菌种需要长途往返。因此,能否培养自己的种源,以便能及时分离出优良的菌种,是一个需要解决的问题,为此,我们
Under the guidance of Chairman Mao’s revolutionary line, in recent years, the work of preventing and controlling pine caterpillars in our county has witnessed rapid development and good results, forming a mass movement for the application of Beauveria bassiana to control pine caterpillars. Beauveria bassiana in the application of the prevention and treatment of pine caterpillars, the production of Beauveria bassiana, how to obtain good strains is a key, however, community forestry production Beauveria bassiana, and some lack of species, and some species degradation, mixed, Some strains of the lack of supply, and some need long-distance access to get species. Therefore, it is an issue that needs to be solved if we can cultivate our own provenance in order to separate the good bacteria in time. Therefore, we