TY - BOOK AU - Ahuja, Paramvir Singh TI - Biometrical analysis in two-locus genetic systems involving some leaf rust resistance genes in wheat U1 - T 633.11 A25B PY - 1977/// CY - Ludhiana PB - P.A.U. KW - WHEAT KW - ISOGENIC LINES KW - LEAF RUST KW - PLANT - BREEDING N2 - The present investigation involved five isogenic lines different for leaf rust resistance genes Lr1 Lr12 Lr14b Lr16 and Lr17 in the genetic background of wheat variety Thatcher All possible ten two locus simple genetic systems for those genes each having ER -