Proceedings of the Conference on Aquatic Weeds and Their Control (1981-1981)
  Aquatic Weeds and their control [LIB]. -- Great Britan : Association of Applied Biologists; Association of Drainage Authorities, 1981

  1. MALEZAS ACUATICAS; 2. CONTROL DE MALEZAS; 3. CONTROL MECANICO; 4. CONTROL QUIMICO; 5. HERBICIDAS; 6. MEDIO AMBIENTE