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Mostrando publicaciones 21-34 de 34
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Field performance of various Pinus radiata breeding families established on a drought-prone site in central Chile
Espinoza-Meza, Sergio; Magni, Carlos R.; Rubilar, Rafael A.; Yañez, Marco A.; Cabrera-Ariza, Antonio; Santelices-Moya, Rómulo; Ivković, Miloš (2017)Background: Pinus radiata D.Don is in its third generation of selective breeding on contrasting site types in central Chile, creating interest in its responses to selection and any differential adaptation to site types. ...
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Genetic control of growth, biomass allocation, and survival under drought stress in Pinus radiata D. Don seedlings
Espinoza-Meza, Sergio; Martínez, Víctor A.; Magni, Carlos R.; Ivković, Miloš; Santelices-Moya, Rómulo; Guerra, Fernando P.; Cabrera-Ariza, Antonio (2014)Drought is one of the critical factors limiting plant growth, and knowledge about genetic adaptation to drought is necessary to develop strategies for successful reforestation on drought-prone sites. In this study, genetic ...
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Genetic variation and growth stability of hybrid poplars in high-density short-rotation coppice stands in central Chile
Yañez, Marco A.; Zamudio, Francisco; Espinoza-Meza, Sergio; Ivković, Miloš; Guerra, Fernando P.; Espinosa, Cristian; Baettig, Ricardo M. (2019)Short-rotation coppice (SRC) using hybrid poplars for biomass production may be a productive alternative in Mediterranean zones. However, the degree of genetic control and the growth stability of poplar clones in high-density ...
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Gestión de riesgo como herramienta para la conservación de los bosques de nothofagus alessandrii, una especie en peligro de extinción de Chile central
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Magni, Carlos R. (2018)El cambio climático es una amenaza global que está afectando diversas formaciones boscosas, con la consiguiente pérdida de servicios ecosistémicos y perjuicio en la calidad de vida de los habitantes. Ante la presencia ...
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Growth and biomass partitioning of nine provenances of Quillaja saponaria seedlings to water stress
Magni, Carlos R.; Espinoza-Meza, Sergio; Poch, Paola; Abarca, Betsabé; Grez, Iván; Martínez, Eduardo; Yáñez, Marco; Santelices-Moya, Rómulo; Cabrera-Ariza, Antonio (2019)Information on the morphological and physiological responses of seedlings to stressors, such as water stress, is required for successful early establishment of seedlings. We examined provenance variation in morphological ...
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Growth and physiological acclimation to shade in young plants of adesmia bijuga phil., a critically endangered species in central Chile
Yáñez, Marco; Gómez, Persy; Gajardo, John; Espinoza-Meza, Sergio (2021)Adesmia bijuga Phil. is an endemic and endangered shrub species of central Chile. Its potential shade intolerance is one of the leading hypotheses for its vigor loss when the species grows beneath closed canopies. The ...
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Growth of provenances of cryptocarya alba during water stress and after re–watering in the nursery
Espinoza-Meza, Sergio; Yáñez, Marco; Magni, Carlos R.; Martínez, Eduardo; Ovalle, Juan; Vaswani, Suraj A. (2021)Intensification of drought in Mediterranean–type climates has limited seedling establishment. The knowledge of the ecology of selected species and its intraspecific variation to water stress at the seedling stage should ...
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Growth of radiata pine families in nursery and two years after field establishment
Espinoza-Meza, Sergio; Ivković, Miloš; Yáñez, Marco; Magni, Carlos R.; Santelices-Moya, Rómulo; Cabrera-Ariza, Antonio (2020)Pinus radiata D. Don is the most widely planted exotic species in Australia, Chile, New Zealand and Spain. In this study, growth and survival of P. radiata were compared in 30 open pollinated families grown under two ...
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Influence of provenance origin on the early performance of two sclerophyllous Mediterranean species established in burned drylands
Espinoza-Meza, Sergio; Yañez, Marco A.; Martínez, Eduardo; Carrasco-Benavides, Marcos ; Vaswani, Suraj A.; Gajardo, John; Magni, Carlos R. (2021)Forest restoration have had limited success due to intense and prolonged droughts in Mediterranean-type ecosystems. In this context, knowledge of growth and physiology in seedlings of different provenances can be useful ...
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Interactive effects of water stress, container size and fertilizer on survival, gas exchange and morphological traits of Quillaja saponaria seedlings
Espinoza-Meza, Sergio; Santelices-Moya, Rómulo; Cabrera-Ariza, Antonio; Magni, Carlos R. (2017)Quillaja saponaria es una especie nativa del bosque nativo chileno valiosa por sus cualidades económicas y ecológicas y que ha sufrido una importante degradación a lo largo del país; sin embargo, la determinación de las ...
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Optimal management strategies to maximize carbon capture in forest plantations: a case study with pinus radiata D. Don
Altamirano-Fernández, Alex; Rojas-Palma, Alejandro; Espinoza-Meza, Sergio (2023)Plantations with fast-growing species play a crucial role in reducing global warming and have great carbon capture potential. Therefore, determining optimal management strategies is a challenge in the management of forest ...
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Potencialidad de varias especies para la obtención de biomasa con fines energéticos en el secano mediterráneo de Chile
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Medina-Urbina, Alejandro (2019)En Chile existen aproximadamente 1,8 millones de hectáreas de suelos considerados de secano, con severas restricciones de sitio para el crecimiento de especies agrícolas y forestales. Sin embargo, dichos suelos, pueden ser ...
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Variability in seed germination and seedling growth at the intra- and interprovenance levels of Nothofagus glauca (Lophozonia glauca), an endemic species of Central Chile
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Peña-Rojas, Karen; Donoso Calderón, Sergio; Magni, Carlos R. (2017)Background: Patterns of seed germination and subsequent seedling growth of the endemic species Nothofagus glauca (Phil.) Krasser (Lophozonia glauca) (Hualo) were studied in two provenances from Mediterranean Central Chile ...
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Variación intra-específica en Nothofagus glauca una especie endémica de los bosques mediterráneos de Chile
Santelices-Moya, Rómulo; Vergara, Rodrigo; Cabrera-Ariza, Antonio; Espinoza-Meza, Sergio; Silva-Flores, Patricia (2020)En el contexto de la conservación de bosques, especialmente en un escenario de cambio climático, es fundamental conocer la variación intra-específica de múltiples rasgos que existe en una especie, a fin de orientar la toma ...