Adult female twospotted spider mites, Tetranychus urticae Koch, reared on lima bean plants were moved to cucumber, maize, or new lima bean plants (the latter being a control) and evaluated after 24 h or 7 d for changes in susceptibility to three pesticides and in levels of related detoxification enzymes. The largest and most consistent changes were observed in mites feeding on cucumber. Suscept...

Commercial production of watermelon (Citrullus lanatus (Thunb.) Matsum & Nakai) is increasing in The Gambia, but tephritid fruit flies present a huge challenge to its production. To avoid severe losses, growers often resort indiscriminate use pesticides manage the pest. Field studies were conducted at two sites (Faraba and Site 3) West Coast Region Gambia evaluate environmentally friendly o...

Tomato leaf minor was present throughout the crop duration; larvae can infest leaves flowers etc. causing important losses in Tomato. This study carried out College of Agriculture, Indore field. The population counted on 5 plants at 1, 3, 5, 7 and 10 day after each spray. Efficacy Chlorfenapyr 240 SC 480 ml/ha show more reduction as compared to Cyantraniliprole Dimethoate. treatement T5-Chlorfe...

The intensive use of pesticides and insecticides has become a regular practice in order to meet the rising food demands fast-expanding human population. Although these chemicals are always used against specific targets (pests/insects etc.) plants animals, they also encounter non-target (harmless/useful) animals thus negatively influence surroundings. In present study, individual combined impact...