LOKESH R

agriculture plant pathology plant protection downy mildew virus plant pathologist crop pest trap aphids whitefly bacteria organic farming sticky traps entomology centrifuge plant virus isolation of virus virology community development program ethics agricultural ethics rural development extension downy mildew of cumbu downy mildew of sorghum poerenoscleroispora sclerospora lettuce downy mildew downy mildew of grapes plasmopara polasmoparaviticola bremia pathogens pseudoperenospora perenospora paathogens plant protectiuon looktoloki lokesh pathology for life elisa annamalai university