Vol. 11, Issue 6 (2022)

Author(s):
MD Minnatullah, Priya Singh, Shiva Pujan Singh and Aaradhna

Abstract:
Among the various factors responsible for lowering down the production and productivity of Sugarcane, the widespread presence and plenty of diseases are one of them. More than 20 diseases of sugarcane have been reported from Bihar which are caused by various groups of pathogens. Among them red rot, wilt, pokkah boeng, smut, leaf spot, ratoon stunting are important diseases which are occurring in Bihar and furthermore, red rot and wilt diseases are serious issues in Bihar in recent past on the basis of observations made during 2019-2022. The incidence of red rot and wilt diseases of sugarcane ranged between trace to 50 per cent and 5 to 80 per cent respectively in different sugar factories areas of Bihar. The Smut disease varied from trace to 15 per cent, pokkah boeng varied from trace to 20 per cent. While, yellow leaf disease varied from trace to 5 per cent. The approximate losses in sugarcane areas were observed upto 83,750 acres in the state.