Bio-efficacy of ground plant powders on the population of Tribolium castaneum (Herbst) in stored green gram

Tribolium castaneum (Herbst) (Coleoptera: Tenebrionidae) is one of the major insect pests stored grains. Experiment was conducted for studying efficiency ground plant materials management T. in green gram and effect powders on seed germination laboratory Department Entomology, CoA, CAU, Imphal during period 2021-2022. Studies revealed that Black pepper @ 1.5g/kg shows maximum mean adult mortality 100.00 per cent Sweet flag lowest 33.33 cent. Highest damage recorded (8.00 cent) least (1.67 cent). Maximum emergence noted treatment China berry (1.33 Evaluation percentage reveals minimum (91.33 Indian wormwood (98.67 but none below prescribed gram. Plant offers efficient control red flour beetle these are available locally did not show any adverse environment hence can be recommended as alternatives to chemical insecticides.