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Biocontrol Activity of Paenibacillus spp. TX-4 to Meloidogyne incognita
Author(s): 
Pages: 81-83
Year: Issue:  2
Journal: Acta Agriculturae Jiangxi

Abstract: 采用类芽孢杆菌属TX-4菌株发酵提取液的不同浓度处理南方根结线虫2龄幼虫(J2)和卵.结果表明,TX-4发酵液的不同浓度提取液对线虫卵有显著的抑制作用,对J2幼虫有显著的致死作用.线虫卵的抑制率和J2幼虫的致死率,随着浸渍时间的加长和提取液浓度的升高而加大.用高浓度(10倍稀释液)提取液浸泡根结线虫卵2 d,对卵的孵化抑制率达70.4%.应用不同浓度的TX-4菌株发酵提取液或TX-4菌株细胞悬浮液...
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