TY  - SER
AU  - Zerbe, J.L.
TI  - Forestry activities and deforestation problems in developing countries
T2  - A.I.D. research & development abstracts ; 
PY  - 1981///
CY  - Washington-US : 
PB  - United States Agency for International Development, 
N1  - Artículo dentro de: Environment & natural resources-forest resources reports; Sumarios de investigación
ER  -