Title: Seasonal Incidence of Fruit Fly, Bactrocera cucurbitae on Bottle Gourd and their Correlation with Abiotic Factors
Abstract: An investigation was carried out on seasonal incidence of fruit fly, Bactrocera cucurbitae on bottle gourd and their correlation with abiotic factors at agronomy instructional farm, College of Agriculture, SKRAU Bikaner during summer, 2017 and 2018. The incidence of fruit fly observed in terms of per cent infestation on number and weight basis it caused to bottle guard fruits at three days interval during the crop period. The infestation of fruit fly observed on bottle gourd from third week of May. The peak infestation was recorded in first week of June while maximum and minimum temperature had significant positive correlation with fruit fly infestation. The morning and evening relative humidity had non significant correlation with the infestation of fruits due to fruit fly however; rainfall had non significant negative correlation.