The conservation of ecological diversity of mediterranean ecosystems through ecological management
1970
Naveh, Z. |
Nature conservation
La Albufera de Valencia : un estudio piloto
1975
Defauce Ruiz, Carlos |
Conservation in the Caribbean : a review of literature on the destruction and conservation of renewable natural resources in the Caribbean area, with reference to the population problem
1952
Westermann, Jan Hugo |
Proposals for establishment of conservation areas in East Kalimantan : field report
1977
Blower, J. H. |
van der Zon, A. P. M. |
Mulyana, Yaya |
[Primeras] I Jornadas de estudio y conservacion de la flora del campo de Gibraltar
1994
Garcia Valdivia, Rafael |
Protecting natural areas : an introduction to the creation of national parks and reserves
1979
Quigg, Philip W. |