The role of nitrogen-fixing trees as MPTS for small farms

by 88945 Macdicken, K.G., 116501 Sastry, C.B., 40068 Adams, N.R., 39486 (eds.), 132436 YANTASATH, K., 131893 Withington, D., 21112 Wintock Internacional Institute for Agricultural Development, Arkansas (EUA), 9484 IDRC, Ottawa (Canadá), 36349 Multipurpose tree species for small-farm use, Pattaya (Thailand), 2-5 Nov 1987