Vol. 12, Issue 4 (2023)

Author(s):
DM Shinde, IA Ghonmode, AS Bagde and UB Hole

Abstract:
Disease free layings (Dfl’s) of seven silkworm (Bombyx mori L.) races were reared at Silkworm Seed Production Center, Gadhinglaj, Kolhapur (Maharashtra State). In order to evaluate the performance silkworm (Bombyx mori L.) races were two bivoltine double hybrids; FC_1˟ FC₂ and FC_2˟ FC_1, one bivoltine pure race; CSR_2, three multivoltine pure races; MV1, Pure Mysore and Nistari compare with control multivoltine crossbreed race; PM _˟ CSR₂ used as treatment and were fed with Victory (V₁) variety of mulberry (Morus alba). The observation recorded on mean disease occurrence was highest in late instars of silkworm (Bombyx mori L.) revealed that lowest in the following order; FC_1˟ FC₂ (3.33%) < FC_2˟ FC₁ (4.00%) < Pure Mysore (5.33%), < PM _˟ CSR₂ (5.67) < MV₁ (6.00%) < Nistari (6.00%) < CSR₂ (8.67%).