Aire gregarigene du criquet migrateur africain. Etude methodologique pour l'etablissement d'une carte de la vegetation, janvier-mars 1970 - Etudes ecologiques

Illus., graphs, maps; 7 ref.

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Bibliographic Details
Main Authors: Leroux, P., FAO, Rome (Italy). Plant Production and Protection Div. eng
Format: Texto biblioteca
Language:
Published: Jun
Subjects:INSECT CONTROL, ACRIDIDAE, VEGETATION, CARTOGRAPHY, METHODS, AERIAL SURVEYING, HYDROGRAPHY, FLOODING, FLOODED LAND, PRECIPITATION, PHOTOINTERPRETATION, LUTTE ANTIINSECTE, CARTOGRAPHIE, CONTROL DE INSECTOS, VEGETACION, CARTOGRAFIA, METHODE, RELEVE AERIEN, HYDROGRAPHIE, INONDATION, TERRE INONDEE, METODOS, RECONOCIMIENTO AEREO, HIDROGRAFIA, INUNDACION, TIERRAS INUNDADAS, PRECIPITACION ATMOSFERICA, FOTOINTERPRETACION,
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