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Study on The Interaction of Botrytis Cinerea and Trichoderma
Author(s): WANG Qian, WANG Zhi-ying, ZhANG Yun-hua
Pages: 39-
42
Year: 2006
Issue:
6
Journal: JOURNAL OF HEILONGJIANG AUGUST FIRST LAND RECLAMATION UNIVERSITY
Keyword: 木霉菌; 灰霉菌; 相互关系;
Abstract: 对灰霉菌(Botrytis cinerea)和木霉菌BTW41(Trichoderma atroviride)之间相互关系作了初步研究.研究发现木霉菌具有较强的营养竞争能力,BTW41与灰霉菌的对峙菌落接触处,可见灰霉菌菌丝被木霉菌菌丝大量寄生,受到严重破坏,并且灰霉菌菌丝有消解现象.不同木霉菌株对番茄灰霉病的防效不同,BTW41的防效能够达到60.99%.施入叶片上的生防木霉菌孢子应达到一定浓度才会有效地定殖,进而起生防作用,灰霉菌对木霉菌在番茄叶片上定殖有影响.从以往所做的试验来看,木霉菌孢子浓度在108个孢子/mL以上时,对灰霉病的防效较好.
Citations