Studies on Powdery Mildew (Erysiphe polygoni DC.) of Green Gram (Vigna radiata L.) and Its Management
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Date
2013
Authors
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Publisher
Anand Agricultural University, Anand
Abstract
Green gram (Vigna radiata L.), an important pulse crop,
suffers from Powdery mildew, caused by Erysiphe polygoni DC.
Present investigations were carried out on influence of sowing
dates and weather parameters on development of disease, Varietal
screening, field evaluation of fungicides and bio-chemical analysis
of diseased and healthy leaves along with seeds, for chlorophyll,
phenol and protein content.
Critical microscopic examination of powdery fungal growth
from freshly infected green gram leaves revealed the pathogen to
be Erysiphe polygoni. Under the field conditions, initially
disease symptoms appeared as whitish fungal powdery
growth on
Description
Keywords
Plant Pathology, Study, Study