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| Identification of Tomato Wilt Pathogen in Pinggu District of Beijing |
| LI Yuan，ZHANG Da-yan，XU Wen-yuan，GUO Mei-xia，CAO Ao-cheng |
| Institute of Plant Protection，Chinese Academy of Agricultural Sciences，Beijing 100193，China |
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Abstract The research work described in this paper was mainly about the segregation，purification and identification of tomato（Lycopersicum esculentum Mill.）wilt pathogen in the susceptible plant collected from Pinggu district in Beijing．The results of morphological observation and molecular biological techniques identification showed that Fusarium oxysporum was the main causing agent for tomato wilt．Besides，Fusarium proliferatum may be the complex infected agent.
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Received: 03 August 2011
Published: 11 October 2011
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