02 Sep Introduction to Silkworm and their role in agriculture sector
रेशमकीट का परिचय और कृषि क्षेत्र में उनकी भूमिका The silk moth (Bombyx mori) is a butterfly that caterpillars have used for silk production (sericulture) for thousands of years. Although native to China, silk moths have been introduced around the world, are completely domesticated, and are no longer found in the wild. Adult silk moths have wingspans of 40 to 50 mm (about 2 inches), are thick and have bristles (adult females are larger than adult males). It is usually blonde to light brown, with a light dark band running on its body. The wings are cream-colored and have dark veins extending to the edges. Adults do not eat during the short adulthood of a few days because the mouth area is diminished or absent. Neither can fly. However, males perform a flutter dance, a mating ritual caused by the secretion of female pheromones known as bombykol. Females lay about 300 to 500 eggs and hatch in about 7 to 14 days...