Alternatives to deforestation : steps toward sustainable use of the Amazon rain forest 1990 Anderson, Anthony B. (Anthony Bennett) |
Amazônia : desenvolvimento, integraçao e ecologia 1983 Salati, Eneas | Junk, Wolfgang J. | Shubart, Herbertt O. R. | de Oliveira, Adélia Engrácia |
The soil/root system in relation to Brazilian agriculture 1981 Russel, R. Scott | Igue, Kozen | Mehta, Y. R. |