Results 11 to 20 of about 1,979 (212)

VEGETACIÓN DE LA SIERRA MADRE OCCIDENTAL, MÉXICO: UNA SÍNTESIS [PDF]

open access: yesActa Botanica Mexicana, 2012
La Sierra Madre Occidental (SMO) es el complejo montañoso más grande de México, extendiéndose por casi 1200 km desde el noreste de Sonora (30°35' N) hasta el norte de Jalisco (21°00' N).
M. Socorro Gonz\u00E1lez-Elizondo   +4 more
doaj   +6 more sources

A través de la Sierra Madre Occidental

open access: yesBotan‪ical Sciences, 1948
Descripción del recorrido y de la flora ...
Ladislao Paray
doaj   +3 more sources

Patterns of tree species diversity in relation to climatic factors on the Sierra Madre Occidental, Mexico. [PDF]

open access: yesPLoS One, 2014
Biological diversity can be defined as variability among living organisms from all sources, including terrestrial organisms, marine and other aquatic ecosystems, and the ecological complexes which they are part of. This includes diversity within species, between species, and of ecosystems.
Silva-Flores R   +2 more
europepmc   +5 more sources

Revisión estratigráfica de Punta Coyote (Baja California Sur, México) e implicaciones para el volcanismo de la Sierra Madre Occidental y el arco Comondú [PDF]

open access: yesEstudios Geologicos, 2010
Se presentan nuevos datos sobre la estratigrafía y sedimentología de la sucesión volcanosedimentaria de la Unidad Inferior del Grupo Comondú (UIGC) al noreste de la ciudad de La Paz, en Punta Coyote, Baja California Sur, México.
M. J. Puy-Alquiza   +2 more
doaj   +4 more sources

Sedimentary zeolites in the Sierra Madre del Sur and Sierra Madre Occidental, Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2019
Large accumulations of sedimentary zeolites occur in Mexico in the geologic provinces of the Sierra Madre del Sur and the Sierra Madre Occidental. The deposits range from Oligocene to Miocene age… in order to continue, download the full paper in PDF.
Liberto del Pablo-Galán   +2 more
doaj   +1 more source

The igneous history of the Sierra Madre Occidental and its relation to the tectonic evolution of western Mexico

open access: yesRevista Mexicana de Ciencias Geológicas, 2019
Igneous rocks of the Sierra Madre Occidental have been mapped and dated along latitude 24° N between Mazatlán and Durango City and near latitude 28° N in Chihuahua.
Fred W. McDowell, Stephen E. Clabaugh
doaj   +1 more source

Assessment and Models of Insect Damage to Cones and Seeds of Pinus strobiformis in the Sierra Madre Occidental, Mexico. [PDF]

open access: yesFront Plant Sci, 2021
Insect damage to cones and seeds has a strong impact on the regeneration of conifer forest ecosystems, with broader implications for ecological and economic services. Lack of control of insect populations can lead to important economic and environmental losses.
Leal-Sáenz A   +6 more
europepmc   +6 more sources

Diversity Hotspots and Vulnerability of Pine Species in the Sierra Madre Occidental, Western Mexico. [PDF]

open access: yesEcol Evol
ABSTRACT Mexico is a global hotspot for pine diversity, with approximately 60 taxa mainly found in temperate mountainous areas. For this reason, they face increasing threats from climate change, particularly within the Sierra Madre Occidental (SMO).
Ruacho-González L   +5 more
europepmc   +4 more sources

Morphological anomalies in amphibians of the Sierra Madre Occidental and a review of cases reported in Mexico. [PDF]

open access: yesEnviron Monit Assess
Abstract The data on the incidence and diversity of anomalies in amphibian populations in Mexico are primarily derived from opportunistic observations, which pose challenges for conducting comparisons and monitoring long-term trends. In this study, we document new cases of morphological anomalies in amphibians from the Sierra Madre Occidental
Castro-Bastidas HA   +3 more
europepmc   +3 more sources

Graben type calderas: The Bolaños case, Sierra Madre Occidental, Mexico

open access: yesJournal of Volcanology and Geothermal Research, 2021
Graben calderas are volcano-tectonic structures that use the faults of a graben as main vents from which magma is massively erupted from a shallow magma chamber during collapse of intra-graben blocks. These eruptions are generally silicic and explosive and form large volume ignimbrite sheets without a previous Plinian major depressurization event.
Aguirre-Díaz, Gerardo   +6 more
openaire   +2 more sources

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