STUDIES ON PUPAL SIZE MEASUREMENT IN THE MULBERRY SILKWORM, BOMBYX MORI L.
RAVINDRA SINGH *
REGIONAL SERICULTURAL RESEARCH STATION, JORHAT-785 005, INDIA.
G.B. SINGH *
CENTRAL SERICULTURAL RESEARCH & TRAINING INSTITUTE, MYSORE-570 008, INDIA
SATISH VERMA *
CENTRAL SERICULTURAL RESEARCH & TRAINING INSTITUTE, MYSORE-570 008, INDIA
*Author to whom correspondence should be addressed.
Abstract
Pupal size measurement was carried out in three poly Voltine silkworm breeds namely, Pure Mysore, ND, and NDs and three Bivoltine silkworm breeds namely, CSR, CSRso and CSRs. Difference between male and female pupal size was observed more in polyvoltine breeds as compared to Bivoltine breeds. Importance of pupal size measurement has been discussed.
Keywords: Bivoltine, Bombyx mori L., poly Voltine, pupal size measurement