“RHIZOBIAL NODULATION OF ACACIA TREE SPECIES IN SUDAN: SOIL INOCULUM POTENTIAL AND EFFECTS OF PEAT”. JOURNAL OF TROPICAL FOREST SCIENCE 6, no. 1 (September 19, 1993): 56–64. Accessed May 13, 2026. https://jtfs.frim.gov.my/jtfs/article/view/1871.