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什么是白僵菌?它在防治虫害上有哪些作用?答:白僵菌是一种具有广谱性的昆虫病原真菌。它可以侵入二百多种昆虫、螨类的虫体。白僵菌以活孢子进入虫体后,大量繁殖菌丝和分生孢子,同时分泌出白僵素和草酸钙,引发害虫生病,4—5天后即死亡。死亡后的虫体白色僵硬,白色粉末状的孢子又可以借助风或昆虫继续扩散,再次侵染害虫。根据白僵菌的以上特点,人们将白僵菌的孢子收集起来用来杀死害虫,起到以菌治虫效果,
What is Beauveria bassiana? What is its role in pest control? A: Beauveria bassiana is a broad spectrum of insect pathogenic fungi. It can invade more than 200 kinds of insects, mites, parasites. Beauveria bassiana into the parasites after living spores, the proliferation of mycelium and conidia, and at the same time, secrete beijin and calcium oxalate, causing pests sick, 4-5 days after the death. White dead worm body white stiff, white powdery spores and can continue to spread with the wind or insects, infestation pests again. Beauveria bassiana according to the above characteristics, people will Beauveria bassiana spores collected together to kill pests, play the role of bacteria pest control,