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Inhibitory effect and disease control of Botrytis cinerea with Herba asari extract
Author(s): WANG Shu-tong, HU Tong-le, ZHANG Feng-qiao, SONG Ping, CAO Ke-qiang
Pages: 59-
62
Year: 2006
Issue:
1
Journal: JOURNAL OF AGRICULTURAL UNIVERSITY OF HEBEI
Keyword: 细辛; 植物提取物; 番茄灰霉病; 病害防治;
Abstract: 测定了中药细辛的乙醇提取物对番茄灰霉病菌室内抑菌作用和对番茄灰霉病的温室防治效果.在室内抑菌作用试验中,分别测试了细辛提取物对番茄灰霉病菌菌丝生长、分生孢子产生和分生孢子萌发的抑制作用.结果表明,细辛提取物对番茄灰霉病菌菌丝生长和分生孢子萌发的抑制作用均与浓度呈正相关.细辛提取物稀释100~600倍均对番茄灰霉病菌分生孢子的产生具有显著的抑制作用,但抑制作用与浓度没有正相关关系.在温室盆栽试验中,细辛提取物50倍的处理对番茄灰霉病的保护防治效果达到77.62%,与化学药剂处理达到同一显著水平,其治疗防治效果也达到了52.18%.
Citations
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