Indicators of environmental impact: plan of the improvement of the high watershed of the Virilla river, Costa Rica

समान संसाधन

• Indicadores de impacto ambiental: plan de mejoramiento ambiental de la cuenca del río Virilla, Costa Rica
  द्वारा: Ramos O'hara, J.A.
  प्रकाशित: (1996)
• Undeground water resources situation of the Aguas Calientes river watershed, Nicaragua
  द्वारा: Obando Soriano, Fredy O.
  प्रकाशित: (2005)
• Use of bacteriophages of bacteroides as indicators of the source of origin of fecal contamination in the Bogotá river basin, Colombia
  द्वारा: Sastoque, Angela M.
  प्रकाशित: (2010)
• Water quality assessment in the Reventado's watershed, Cartago, Costa Rica, oriented to the development of indicators of sustainability
  द्वारा: Villegas Osorio, Javier G.
  प्रकाशित: (1995)
• Manejo de desechos sólidos en el distrito de Tuis, cantón de Turrialba, Costa Rica
  द्वारा: Nava Tablada, B.
  प्रकाशित: (1996)