Mausam Kumari*& Arun Kumar
University Department of Zoology, B.N.Mandal University, Madhepura, Bihar, India
Received :8th November 2018 ; Revised : 18th February 2019
Abstract : Bemisia tabaci (Gennadius) (Hemiptera: Aleyrodidae) is a pest species complex that causes widespread damage to cassava, a staple food crop for millions of households in India as well as other parts our country. Species in the complex cause direct feeding damage to cassava and are the vectors of multiple plant viruses. Here in this research work the focus has been given to study about the presence and damaged caused by the whiteflies on sunflower. Sun flower (Helianthus annuus L.) is one of the important oil seed crops and potentially fit in agricultural system and oil production sector of India. Various diseases, insects and nematodes attack damage the sunflower crop, results a wide range of loss in production and yield. Sunflower is susceptible to diseases of various kinds. The most serious diseases of sunflower are caused by fungi. The major diseases include rust, downy mildew, Verticillium wilt, Sclerotinia stalk and head rot, charcoal rot, blight and leaf spot.