Browsing by Author "Quintanilla Pérez, Víctor"
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Quintanilla Pérez, Víctor (Universidad de Chile, 1983)This survey is a preliminary, comparative study of the phyto-ecologic features of two great types of ecosystems of the Andes mountain range. It deals with the Chilean 'puna" in northern Chile (volcanic region of the ...
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Quintanilla Pérez, Víctor; Morales Constanzo, Mauricio (Universidad de Chile, 2004)Analizamos en una cuenca andino-patagónica de Chile meridional, la intensa degradación de los ecosistemas forestales constatada en la cuenca superior del río Palena (43° 30' - 44° 00' S). Extensivos incendios producidos ...
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Castillo Soto, Miguel; Quintanilla Pérez, Víctor (Universidad de Chile, 2009)Jubaea chilensis (Mol) Baillon es la palma más austral del mundo y se desarrolla como especie endémica de Chile en bosques esporádicos, entre los 30" - 37' sur, principalmente en enclaves de las montañas costeras de la ...
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Quintanilla Pérez, Víctor (Universidad de Chile, 1978)Approximately in the 33 degree of southern latitude, the occidental Andes mountains shows an altitudinal vegetation distribution from the 800 to the 3500 meters. The local -ecologycal conditions and the effects of the ...
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Quintanilla Pérez, Víctor (Universidad de Chile, 2000)Se estudia los efectos del fuego sobre los cambios de vegetación nativa en Chile mediterráneo, entre aproximadamente 32° y 33°40' sur. Las formaciones predominantes corresponden al bosque esclerófilo y al matorral, lo cual ...
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Quintanilla Pérez, Víctor (1977)The antrophic action upon the landscape of the mid valley of the Aconcagua river in Central Chille, dates from the pre-incasic period (to the end of 14 th. century. Due to the mildness of the weather, the fertility of the ...
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Quintanilla Pérez, Víctor (Universidad de Chile, 1976)This investigation presents the spatial localization to the main contamination types and their influence over an area to the Middle Chile between the parallel 32° y 34° Lat. S. In this region the geographic zone more ...
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Quintanilla Pérez, Víctor (Universidad de Chile, 1979)The altitudinal distribution of the vegetation aproximately in the 30 degree of the southern latitude, namely that of the basin of the river Elqui between 100 and 3.000 meters has been analysed. Three different principal ...