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Characterization of stomatal density and size of different vitis vinifera L. cultivars growing in mediterranean climate conditions
Espinoza, Sergio; Ortega-Farías, Samuel; Ahumada-Orellana, Luis (2024)The stomatal traits of 13 red and white grapevine cultivars of Vitis vinifera L. established in a cultivar collection garden in central Chile were characterized in this study. The cultivars examined were ‘Cabernet Franc’, ...
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Effect of the soil matric potential on the germination capacity of prosopis chilensis, quillaja saponaria and cryptocarya alba from contrasting geographical origins
Faúndez, Ángela; Magni, Carlos R.; Martínez-Herrera, Eduardo; Espinoza, Sergio; Vaswani, Suraj A.; Yañez, Marco A.; Gréz, Iván; Seguel Seguel, Oscar; Abarca-Rojas, Betsabé; Quiroz, Iván A. (2022)As a consequence of the megadrought in Central Chile, it is expected that most of the distribution of woody species will be narrowed in the northern limits because of restrictions imposed by soil matric potential on seed ...
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Light availability influences the invasion of teline monspessulana (l.) k. koch in a temperate fragmented forest in central Chile
Gómez, Persy; Espinoza, Sergio; Cuadros, Natalia; Goncalves, Estefany; Bustamante, Ramiro (2022)The Maulino forest is a temperate ecosystem of the Mediterranean zone of Chile classified as one of the 34 biodiversity hot-spots of the world; however, there is still limited information about the ecological factors ...
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Manejo de conductas disruptivas en el aula
Coilla Espinoza, Sergio; Padilla Muñoz, Marisel; Pérez González, Camila; Ramírez Valdivia, Ariela; Sepúlveda Sepúlveda, Francisca (Universidad Católica del Maule, Facultad de Ciencias de la Educación, Escuela Pedagogía en Inglés, 2018)La presente investigación, de carácter cualitativo, tuvo como tema las conductas disruptivas por parte de los alumnos en los colegios. Además, tuvo como principal objetivo describir las estrategias utilizadas por un grupo ...
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Variación fenotípica foliar en poblaciones naturales de Quillaja saponaria y su relación con la variación climática
Magni, Carlos; Espinoza, Sergio; Poch, Paola; Abarca, Betsabé; Grez, Iván; Martínez, Eduardo; Vaswani, Suraj A.; Toro, Nicole; Gómez, Persy (2022)Quillaja saponaria es una especie esclerófila siempreverde que se distribuye desde los 30° a los 38° S en Chile central. En este amplio ámbito de distribución se espera que la especie exhiba plasticidad fenotípica en su ...
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Variation in early growth and survival of Pinus ponderosa provenances established in southern Chile
Espinoza, Sergio; Quiroz, Iván A.; Magni, Carlos R.; Yáñez, Marco (2021)Pinus ponderosa P. & C. Lawson was introduced in Chile as a promising species for the diversification of the forest productivity and to optimize the soil productivity in areas where the traditional species have failed to ...
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Variations in the performance of hybrid poplars subjected to the inoculation of a microbial consortium and water restriction
Yáñez, Marco A; Espinoza, Sergio; Ovalle, Juan; Magni, Carlos; Martínez-Herrera, Eduardo (2023)There is an increasing interest in using plant growth-promoting rhizobacteria (PGPR) to improve hybrid poplar performance under water stress conditions. We assessed the growth and leaf-level physiological responses of ...