author(s)
Surendra Singh and Bindu Kumari Singh

abstract
Rice (Oryza sativa L.) is a staple food crop of Bihar, India and most part of the world. Rice is use in different kinds of food stuffs. Major insect pests reduce the productivity, yield and quality of rice grains. Major insect pest find out on the basis of damage 10% of paddy plant in different aspects. Continuous survey, after some years is a necessary for justification of pest status in paddy field. The present roving survey was conducted in kharif season (2014-15) in different Blocks of Patna District. In this research work, major insect pests were find out by the process of field survey of paddy in different Blocks. In this research survey, Bakhtiyarpur Block and Phulwarisharif Block of Patna District is most affected Block as compared to other Blocks of the District. In these Block, Green Leaf Hopper play major role of infestation upto 34.61 and 32.20 percent, respectively. After this YSB, BPH, GM, and LF infestation were takes place in decreasing order.