TY - BOOK AU - B.D. Singh TI - Plant breeding : Principles and methods. Ed 6 SN - 81-7663-600-2 U1 - 581.56 PY - 2000/// CY - Ludhiana PB - Kalyani Publishers KW - Breeding N1 - B.D. Singh: Plant breeding : Principles and methods. Ed 6. (6th Rev Enlg Ed) Ludhiana. Kalyani Publishers, 2000. 81-7663-600-2--(581.56SIN) ER -