[1]
M. B. de A. Matteucci and B. C. L. de Carvalho, “EFFECT OF PHOSPHORUS AND PLANT DENSITY ON THE YIELD COMPONENTS OF COW-PEA (Vigna unguiculata L. Walp): MORFOLOGICAL CHARACTERISTICS”, Pesq. Agropec. Trop., vol. 18, no. 1, pp. 73–87, Nov. 2007.