TY - BOOK AU - Chahal, G S AU - Gosal, S S TI - Principles and procedures of plant breeding : Biotechnological and conventional approaches SN - 8173193746 U1 - 575:631.52 PY - 2002/// CY - New Delhi PB - Narosa Publishing House KW - Biometrical genetics KW - Genetic resources conservation KW - GXE interactions KW - Mutation breeding KW - Polyploidy ER -