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Molecular identification for Pratylenchus coffea
Author(s): Chen Xiaoling, Chen Yonghong, Zhang Hongling, Wu Mutao, Zhong Guoqiang, Fang Yusheng
Pages: 7-
9
Year: 2009
Issue:
2
Journal: Plant Quarantine
Keyword: 咖啡短体线虫; 单条线虫; rDNA-ITS-PCR; 分子鉴定;
Abstract: 本实验采用单条线虫法提取DNA,rDNA-ITS-PCR技术扩增目的片段(ITS1、5.8S、ITS2和部分的18S和28S),将此片段纯化回收,克隆测序分析,与GenBank比对,结果为:该种群的基因序列与AY561436(基因库编号)的相似度为92.3%,与AB053485的相似度为91.3%.分子鉴定结果与形态鉴定该线虫为咖啡短体线虫.
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