NATURAL CROSS POLLINATION AND POLLINATOR BEES OF TOMATO IN CELAYA CENTRALMEXICO - QUIROS TORRES, GF; MARCIAS, A (INST NACL INVEST,DEPT HORTALIZAS,GUANAJUATO,MEXICO, 1976)
INF INV AGRIC
Keywords: NATURAL CROSS POLLINATION, POLLINATOR BEES, TOMATO, CELAYA, CENTRAL MEXICO; CIENCIAS DE LA VIDA; BIOLOGIA VEGETAL; BOTANICA GENERAL