The investigation entitled "Biological Management of Nursery Diseases (Root rot and wilt) of Bael (Aegle marmelos Correa)" was conducted in the Narendra University of Agriculture and Technology, Kumarganj, Faizabad during 2012-2013. At nursery stage about 35-40% seedlings of Bael (Aegle marmelos Correa) were died due to root rot and wilt. The disease is highly prevalent during rainy season under warm and high humidity as well as low sunshine hours...