TY - GEN AU - CHOPRA, V L TI - PLANT BREEDING: THEORY AND PRACTICE U1 - 631.52 CHO/PL CY - NEW DELHI, OXFORD & IBH KW - BREEDING OF VEGETATIVELY PROPAGATED CROPS KW - BREEDING PROCEDURES FOR CROSS-POLLINATED CROPS KW - BREEDING PROCEDURES FOR SELF-POLLINATED KW - GENETIC BASIS OF PLANT BREEDING ER -