Population Dynamics of Major Insect Pests of Cucumber

This study on incidence of the jassid Amrasca biguttula in cucumber reveal that begins from 10<sup>th</sup> standard meteorological week (SMW) (0.56 jassid/ three leaves) with a peak (2.96 jassids/ 16<sup>th</sup> SMW. Whitefly Bemisia tabaci appeared during 11<sup>th</sup> SMW (0.80 whiteflies/ leaves), increasing to (2.65 17<sup>th</sup> Fruit fly Bactrocera cucurbitae infestation fruit began 13<sup>th</sup> (16.35%), maximum (45.03%) Leaf miner Liriomyza trifolii started (0.66%), leaf damage being (4.45%) at 15th Maximum and minimum temperature showed significant positive correlation B. infestation, whereas morning evening relative humidity had non-significant association.