Determination of mortality factors of Bemisia tabaci in cotton withLecanicillium lecanii applications for its control


Abstract: The effect of a Lecanicillium lecanii based biological control product on Bemisiatabaci was assessed at a filed managed according to Integrated Crop Management rules (ICM)field and farmer managed fields in the Tolima department of Colombia. An instar dependentsurvival was seen for N4 nymphs in the farmer managed field, in which chemical insecticideswere used, while the ICM field showed an N4 survival of 16%. Mortality was mostly related withthe activity of L. lecanii, parasitoids and predators.

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