tailieunhanh - Survey, virulence and pathogenicity of root rot incidence of cowpea in selected districts of tamilnadu caused by Macrophomina phaseolina (Tassi.) Goid

Cowpea (Vigna unguiculata (L.)Walp.) is a poor men’s protein source. It is one of the most ancient human food sources and an important grain legume and hay crop in many tropical and subtropical regions. It is grown in Tamil Nadu and Andhra Pradesh widely as rainfed crop. Cowpea is affected by many diseases caused by viruses, bacteria and fungi. Among the fungal diseases, the charcoal rot caused by Macrophomina phaseolina (Tassi.) Goid causes significant loss in yield. M. phaseolinais a soil borne plant pathogen with a very wide host range. | Survey virulence and pathogenicity of root rot incidence of cowpea in selected districts of tamilnadu caused by Macrophomina phaseolina Tassi. Goid

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