00583nam a2200157 a 450000100080000000500110000800800410001910000200006024500750008026001990015530000090035465000130036365000130037665000130038965300230040215029732023-11-09       1999    bl uuuu     u00u1 u    #d1 aVALENTIM, J. F.  aThe forest margins of western Amazon of Brazil.h[electronic resource]  aIn: ANNUAL MEETING OF THE AMERICAN SOCIETY OF AGRONOMY, 91.; ANNUAL MEETING OF THE CROP SCIENCE SOCIETY OF AMERICAN, 44., 1999, Salt Lake City. 199 annual meeting abstracts... Madison: ASAc1999  a1 p.  aAmazonia  aFloresta  aHistoria  aFloresta Amazônia