Results 1 to 10 of about 2,222 (125)

Influence of Land Use on the C and N Status of a C4 Invasive Grass in a Semi-Arid Region: Implications for Biomonitoring [PDF]

open access: yesPlants, 2021
Biomonitoring of atmospheric pollution is an increasingly accepted practice. However, most existing biomonitors are usually epiphytic species from mesic environments.
Edison A. Díaz-Álvarez   +1 more
doaj   +2 more sources

Effect of Pollen Storage Duration on Stainability, Fruit Set, and Physical Traits in Date Palm (Phoenix dactylifera L.) Cultivar ‘Mejhoul’ [PDF]

open access: yesPlants
Asynchronous flowering between male and female date palms (Phoenix dactylifera L.) makes pollen storage a practical necessity for growers, especially for cultivars like ‘Mejhoul’, which require artificial pollination. This study examined the stainability
Ricardo Salomón-Torres   +6 more
doaj   +2 more sources

Evaluation of Glycosyl-Hydrolases, Phosphatases, Esterases and Proteases as Potential Biomarker for NaCl-Stress Tolerance in Solanum lycopersicum L. Varieties [PDF]

open access: yesMolecules, 2019
Salinity stress limited the production in over 30% of irrigated crops and 7% of dryland agriculture worldwide. The objective was to evaluate the effects of NaCl-stress on the enzymatic activity in tomato.
Juan José Reyes-Pérez   +5 more
doaj   +2 more sources

Genetic differentiation in the southern population of the Fathead Minnow Pimephales promelas Rafinesque (Actinopterygii: Cyprinidae) [PDF]

open access: yesPeerJ, 2019
The North American cyprinid Pimephales promelas is a species with a wide distribution range, occurring in distinct hydrographic basins in Mexico, Canada, and the United States. Previous morphological and meristic analyses of P. promelas concluded that at
Nayarit E. Ballesteros-Nova   +3 more
doaj   +3 more sources

Temperature-Induced Structural Changes in Muscle Proteins from Giant Squid (Dosidicus gigas) Mantle: FT-IR, Circular Dichroism, and FE-SEM Analysis [PDF]

open access: yesFoods
The giant squid (Dosidicus gigas) is an abundant marine species with high protein content, making it a promising resource for the food and biomaterial industries.
Miguel A. León-Heredia   +6 more
doaj   +2 more sources

Los yaquis y las crecientes del río. Una historia del control hidráulico del río Yaqui / The Yaquis and flooding of the river. A history of the hydraulic control of the Yaqui River [PDF]

open access: yesCulturales, 2017
El objetivo es mostrar cómo las crecientes del caudaloso y perenne río Yaqui influyeron de manera nodal en el desarrollo ancestral de una cultura indígena, y signaron el desarrollo moderno del gran valle formado en la cuenca baja.
Esther Padilla Calderón
doaj   +2 more sources

CONTAMINACIÓN DE CORRIENTES SUPERFICIALES POR TÓXICOS MINERO-METALÚRGICOS EN LA REGIÓN HIDROLÓGICA SONORA-SUR

open access: yesEpistemus, 2020
La actividad minera genera enormes cantidades de materiales peligrosos que suelen llegar a aguas superficiales. Sonora, al poseer grandes minas activas e inactivas a las cercanías de ríos, presenta un riesgo potencial de contaminación en sus corrientes ...
Carlos E. Peña Limón   +1 more
doaj   +1 more source

Archipiélagos urbanos. El trasvase como dispositivo de la desigualdad hídrica persistente en México

open access: yesRegión y Sociedad, 2021
Objetivo: exponer la relación entre el acceso desigual al agua y el trasvase como uno de los dispositivos de poder en México. Metodología: como referentes empíricos, se presentan y analizan dos casos: el trasvase del territorio yaqui para la ciudad de ...
Francisco Peña, Luis Enrique Granados
doaj   +1 more source

Meristic and morphometric comparison of an undescribed sucker of the Río Culiacán (Catostomus sp.) and Yaqui sucker (Catostomus bernardini) (Catostomidae, Teleostei) from the Sierra Madre Occidental, Mexico

open access: yesRevista Mexicana de Biodiversidad, 2016
Meristic and morphometric analyses and comparisons were conducted between an undescribed sucker of Río Culiacán (Catostomus sp.) and a Yaqui sucker (Catostomus bernardini) from the rivers Yaqui, Fuerte and Conchos in the Sierra Madre Occidental.
Gorgonio Ruiz-Campos   +3 more
doaj   +1 more source

Isotope geochemistry and petrogenesis of peralkaline Middle Miocene ignimbrites from central Sonora: relationship with continental break-up and the birth of the Gulf of California [PDF]

open access: yes, 2008
Middle Miocene peralkaline ignimbrites constitute a specific geodynamic marker of the early stage of opening of the Gulf of California, preserved either in central Sonora or the Puertecitos area, in Baja California.
Amortegui, Andrea   +7 more
core   +3 more sources

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