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Incidence of insect-pests on rice in Faizabad

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The field experiment was conducted at main experimental station of Narendra Deva University of Agriculture and Technology, Kumarganj Faizabad (U.P.) during the season kharif, 2015 to know the occurrence and abundance of insect-pests of paddy on rice crop was monitored on rice variety Pusa Basmati. This investigation revealed that pest activity commenced from 31th Standard meteorological week (SMW) and continued upto 49th SMW. The peek population of rice hispa was found in the 31st SMW, green leaf hopper was found in the 37th SMW, grass hopper and yellow stem borer was found in the 39th SMW and leaf folder was found in the 41st SMW. Population of yellow stem borer (YSB) was positively correlated with maximum temperature. The population of rice hispa had non-significant and positive correlation with rainfall and maximum temperature. The population of green leaf hopper showed positive and significant correlation with minimum and maximum temperature, relative humidity and rainfall. The population of rice leaf folder showed negative correlations with minimum and maximum temperature and relative humidity. | Int.J.Curr.Microbiol.App.Sci 2019 8 6 551-555 EXCELLENT PUBLISHERS International Journal of Current Microbiology and Applied Sciences ISSN 2319-7706 Volume 8 Number 06 2019 Journal homepage http www.ijcmas.com Original Research Article https doi.org 10.20546 ijcmas.2019.806.064 Incidence of Insect-Pests on Rice in Faizabad Yadav Abhinandan1 P.K. Gupta1 and Kurulkar Uday2 1 Department of Entomology NDUAT Kumarganj Faizabad Uttar Pradesh India 2Department of Nematology Assam Agricultural University Jorhat Assam India Corresponding author ABSTRACT Keywords Rice pest Temperature Humidity etc. Article Info Accepted 07 May 2019 Available Online 10 June 2019 The field experiment was conducted at main experimental station of Narendra Deva University of Agriculture and Technology Kumarganj Faizabad U.P. during the season kharif 2015 to know the occurrence and abundance of insect-pests of paddy on rice crop was monitored on rice variety Pusa Basmati. This investigation revealed that pest activity commenced from 31th Standard meteorological week SMW and continued upto 49th SMW. The peek population of rice hispa was found in the 31st SMW green leaf hopper was found in the 37th SMW grass hopper and yellow stem borer was found in the 39th SMW and leaf folder was found in the 41st SMW. Population of yellow stem borer YSB was positively correlated with maximum temperature. The population of rice hispa had non-significant and positive correlation with rainfall and maximum temperature. The population of green leaf hopper showed positive and significant correlation with minimum and maximum temperature relative humidity and rainfall. The population of rice leaf folder showed negative correlations with minimum and maximum temperature and relative humidity. Introduction Rice is the main staple food not only for India but also for other countries. It is mainly grown on the low line deltas of the Brahmaputra and Barak valley which consider as rice bowl of India. Apart from that Uttar .

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