f cocoons spun by certain species of insects. The major activities of sericulture comprises of food-plant cultivation to feed the silkworms which spin silk cocoons and reeling the cocoons for unwinding the silk filament for value . Sericulture : Learn about sericulture , types of silkworms, process of sericulture farming and the challenges faced from this page. The major activities of sericulture comprises of food-plant cultivation to feed the silkworms which spin silk cocoons and reeling the cocoons for unwinding the silk filament for value added benefits such as processing and weaving. Sericulture is a scientific and agriculture-based process in which silkworms are reared to obtain silk . In this process, various species of silkworms are cultivated, and fine silk threads are extracted from the cocoons spun by these worms.