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- Publications
- Influence
Observation of a large-scale anisotropy in the arrival directions of cosmic rays above 8 × 1018 eV
- A. Aab, P. Abreu, +403 authors F. Zuccarello
- Physics, Medicine
- Science
- 21 September 2017
High-energy particles are extragalactic Cosmic rays are high-energy particles arriving from space; some have energies far beyond those that human-made particle accelerators can achieve. The sources… Expand
Origen botánico y propiedades químicas de las mieles de la región mediterránea árida de Chile
- G. Montenegro, R. Pizarro, +5 authors M. Gómez
- Biology
- 31 December 2003
Pollen grains present in the honeys, produced during the season 2001-2002, in hives of the IV Region of Chile, were identified by microscopic analysis in order to determine their botanical origin.… Expand
Radon emanometry in active volcanoes
- J. L. Seidel, M. Monnin, +9 authors R. V. D. Laat
- Geology
- 1984
Abstract Radon emission measurements from active volcanoes has, since 1981, been continously measured at monitoring stations in Mexico and in Costa Rica. Counting of etched alpha tracks on cellulose… Expand
Importancia relativa de especies cuyo polen es utilizado por Apis mellifera en el área de la Reserva Nacional Los Ruiles, VII región de Chile
- G. Avila, G. Montenegro, M. Gómez
- Geography
- 1992
En el presente trabajo, se ha determinado el uso selectivo que Apis mellijfera hace del recurso vegetal de las comunidades de la region mediterranea sub-humeda de Chile en su recoleccion de polen.… Expand
Pollen grains and vegetative structures in propolis as indicators of potential drugs in Chilean plants
- G. Montenegro, B. Timmermann, Raúl C. Peña, A. Mujica, G. Avila
- Biology
- 21 September 2000
Propolis is a complex product of the beehive. In Chile, propolis is only recently being submitted to systematic studies, particularly chemical analysis and scanning of pollen grains. We report the… Expand
- 17
Comparative Morphological and Ecophysiological Aspects of Two Sclerophyllous Chilean Shrubs
- F. Riveros, Hoffmann Aj, +4 authors G. Montenegro
- Biology
- 1976
Summary Quillaja saponaria and Cryptocarya alba are two evergreen woody species of the Chilean mediterranean scrub. While the latter is confined to the more humid sites, Q. saponaria grows also… Expand
Determination of the botanical origin and some chemical properties of honeys from the central zone of Chile (with 3 tables & 1 figure)
- G. Montenegro, R. Pizarro, G. Avila, O. Mùnoz, A. Mujica, Fernando Bas
- Biology
- 2005
The determination of the honey botanical origin has been the aim of numerous studies during the past decade. In the present work we characterize the honey botanical origin from the central… Expand
- 5
Radon variations in active volcanoes and in regions with high seismicity: internal and external factors
- N. Segovia, S. Cruz-Reyna, +10 authors G. Juarez
- Geology
- 1986
Abstract The results of 4 years of observations of radon concentrations in soils of active volcanoes of Costa Rica and a highly seismic region in Mexico are discussed. A distinction is made on… Expand