Pooranampillai, C.D.2021-06-142021-06-141988https://dl-doa.nsf.gov.lk/handle/1/3164151AgriculturePlant pathologyPlant physiologyWeed scienceEvaluation of resistance to sclerotinia crown and stem rot caused by Sclerotinia trifoliorum in selected alfalfa cultivarsThesisMScVirginia Polytechnic Institute and State University