BIODIVERSIDAD Y GESTIÓN AMBIENTAL

1998

1. Aphids caught with Malaise trap in the Principality of Andorra (Iberian Peninsula)

   Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

2. Colonization of aquatic macroinvertebrates in a high mountain stream using artificial substrates

   INTERNATIONAL ASSOCIATION OF THEORETICAL AND APPLIED LIMNOLOGY, VOL 26, PT 3

3. Efectos del manejo sobre la vegetación establecida y potencial en prados de montaña

   Actas de la XXXVIII Reunión Científica de la Sociedad Española para el Estudio de los Pastos: Soria, 1998

4. Elogio del Prof. Georges Remaudière

   Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

5. Fruit tree aphids (Aphididae) and their wild host plants in the Province of León (Spain)

   Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

6. La calidad de las aguas en la cuenca leonesa del Sil

   Libro blanco : I Simposio sobre calidad de aguas del Bierzo

7. Macrophytes of drainage channels in "The Paramo" (Leon, Spain): Biomass and nutrient content

   INTERNATIONAL ASSOCIATION OF THEORETICAL AND APPLIED LIMNOLOGY, VOL 26, PT 3

8. Medidas correctoras

   Libro blanco : I Simposio sobre calidad de aguas del Bierzo

9. Notes on Libyan aphids: new recorded species from North Africa

   Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

10. Population dynamics using temporal series analysis in a industrial two-stage activated sludge pilot plant

    Water Science and Technology

11. Regadíos y medio ambiente: tribuna

    El agua, motor de desarrollo rural: II Congreso Regional del Agua 5, 6 y 7 de mayo de 1998

12. Seneciobium americanum n. sp. from Argentina

    Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

13. Spanish and Italian Lachninae, tribe Cinarini: a faunistic and ecological comparison

    Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

14. The little known genus Neosappaphis in Leon (Spain)

    Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)

15. Two new aphid records for South America and a list of aphids from Rio Grande do Sul State and Brazil

    Aphids in natural and managed ecosystems: (proceedings of the fifth International Symposium on Aphids, September 15th-19th, 1997)