The gadgets has outer container and inner perforated container with plastic brushes on all sides. Thee seeds with eggs are to be stored in the perforated container and the rod has to rotated one full circumference clockwise and anticlockwise for 10 minitues 3 times a day(Morning, Noon and afternoon)
atleast for 3 days for complete control. Due to splashing action of the brush in the rotating rod, the egg get crushed and thus the demage is prevented. The treatment does not affect the germination of seeds.