Evaluation of botanical powders on pulse beetle, Callosobruchus chinensis (Linn.) in green gram (Vigna radiata)

Abstract

Nine botanical plant powders like Neem, Tulasi, Notchi, Adhathoda, Bitter gourd, Black pepper, Turmeric, Ginger and Sweetflag were treated against pulse beetle, C. chinensis. After 24, 48 and 72 HAR of C. chinensis, the botanical powders like Turmeric and Ginger exhibited to be the maximum numbers of adults were oriented in green gram (13.00 & 15.33, 11.33 & 12.33, 9.66 & 10.00). Whereas, minimum number of adults oriented was recorded in Sweetflag, Notchi and Neem treated seeds (3.66, 5.00 & 7.00), (3.33, 4.00 & 5.33, 2.00) and (2.00, 2.66 & 4.00). Longevity was recorded to be high in male and female observed in Turmeric and Ginger 6.00, 7.33 and 7.00 and 8.33 respectively. Short longevity period was observed in Sweetflag treated seeds; whereas in male it was 1.33 and in female was 2.66 followed by Notchi and in Neem the longevity period of male and female was 2.33, 3.33 and 4.00, 5.00 respectively, while in control the longevity period of male and female was 10.00 and 11.33 days.