Artículos de revistas: Recent submissions
Now showing items 121-140 of 208
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(2007)The present study describes new records for the buccinid gastropods Aeneator fontainei (D'Orbigny, 1841) and Aeneator loisae Redher, 1971 collected in Chile's southern fjord region in 2001 and 2002. This report now extends ...
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(2007)Holocene fire-climate-vegetation linkages are mostly understood at individual sites by comparing charcoal and pollen records with other paleoenvironmental proxy and model simulations. This scale of reconstruction often ...
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(2007)Rape] reservoir is an eutrophic system in Chile that has undergone a series of anthropogenic impacts in recent decades. To provide a better understanding of the processes occurring in the reservoir, we examined bacterial ...
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EFFECT OF DENSITY AND FLOWER SIZE ON THE REPRODUCTIVE SUCCESS OF NOTHOSCORDUM GRAMINUM (ALLIACEAE) (2006)The size, form and color are signals used by flowers to attract their pollinators. Large and showy color flowers usually receive higher pollinators visitation rates. According to the optimal forage theory, pollinators would ...
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(Asociación Argentina de Ecología, 2005-06)
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(Blackwell, 2007)Aim Taxonomic comparisons of alien floras across climatically similar regions have been proposed as a powerful approach for increasing our understanding of plant invasions across scales. However, detailed comparisons between ...
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(2005-01)Se presenta una reconstrucción del clima continental del sur de Sudamérica, sobre la base de un análisis fisionómico foliar de 15 tafofloras, provenientes en su mayoría de yacimientos de Chile y Argentina. A partir de las ...
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(2006)Se realizó un catastro de los mamíferos, aves, reptiles y anfibios presentes en seis hábitats de la Reserva Nacional Futaleufú, provincia de Palena, Chile. Estos hábitats se encuentran desde la cota 700 hasta los 2000 ...
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(2006)Se presentan 61 nuevos registros de plantas introducidas para el Parque Nacional Torres del Paine (49°21’-51°08’S y 73°07’-74°52’O), región de Magallanes, con una superficie de 181.414 ha. Se encontraron 85 ...
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(INST ARCTIC ALPINE RES, UNIV COLORADO, 2006-05)High mountain environments are highly stressful for insect survival. It has been suggested that small microtopographic variations generating less stressful microclimatic conditions than the surrounding environment would ...
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(BLACKWELL, 2006-02)Aim To integrate the effects of ecosystem engineers (organisms that create, maintain or destroy habitat for other species) sharing the same archetype on species diversity, and assess whether different engineer species have ...
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(OXFORD UNIV PRESS, 2006-09)center dot Background and Aims Broad surveys have detected inverse relationships between seed and adult longevity and between seed size and adult longevity. However, low and unpredictable precipitation is also associated ...
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(RESILIENCE ALLIANCE, ACADIA UNIV, BIOLOGY DEPT, 2006-06)Although there is general agreement among conservation practitioners about the need for ( 1) social involvement on the part of scientists; ( 2) interdisciplinary approaches; ( 3) working on local, regional, and global ...
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(ACADEMIC PRESS LTD ELSEVIER SCIENCE LTD, 2007-01)Most semi-arid and and regions around the world have lost a major part of their original vegetation.. Restoration of once shrublands and woodlands is often challenged by low seedling establishment success due to water ...
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(SPRINGER, 2006-06)Tree presence in semiarid ecosystems is generally constrained by insufficient annual rainfall. However, in semiarid Chile, rainforest patches dominated by Aextoxicon punctatum are unexpectedly found on coastal mountaintops ...
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(SOCIEDAD BIOLGIA CHILE, 2006-03)Photosynthesis of Colobanthus quitensis and mesoclimatic conditions of air temperature and light intensity during the growing season were investigated at 2,650 in ill the central Chilean Andes. Oil three typical days of ...
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(BIRKHAUSER VERLAG AG, 2006-09)The plant apparency hypothesis predicts that apparent plants invest in broadly effective defences such as tannins while unapparent plants invest in specific toxins such as alkaloids. The stress hypothesis states that plants ...
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(PUBLIC LIBRARY SCIENCE, 2007-09)Conservation priority-setting schemes have not yet combined geographic priorities with a framework that can guide the allocation of funds among alternate conservation actions that address specific threats. We develop such ...