DROUGHT-INDUCED EFFECTS AND RECOVERY OF NITRATE ASSIMILATION AND NODULE ACTIVITY IN COWPEA PLANTS INOCULATED WITH BRADYRHIZOBIUM SPP. UNDER MODERATE NITRATE LEVEL

by Silveira Joaquim Albenísio Gomes da, Costa Roberto Cezar Lobo da, Oliveira José Tadeu Abreu
Published 2001-01-01