TY - BOOK AU - Sripada Mahabala Udupa AU - B.L. Visweswaragowda Department of Sericulture TI - Hetrosis in relation to single, Three-Way and double cross hybrids of selected races of silkworm, Bombyx mori L U1 - 630 PY - 1986/// CY - Bangalore PB - University of Agricultural Sciences, Bangalore ER -