TY - BOOK AU - SREEKUMAR.K AU - Dr. P.MANIKANTAN NAIR TI - GENETIC ANALYSIS OF BIOLOGICAL NITROGEN FIXATION TRAITS AND YIELD COMPONENTS IN COWPEA (Vigna unguiculata (Linn).Walp) U1 - I:6 N95 PY - 1995/// CY - COLLEGE OF AGRICULTURE VELLAYANI PB - DEPARTMENT OF PLANT BREEDING AND GENETICS ER -