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Mostrando publicaciones 1-20 de 34
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Antarctic endophytic fungi enhance strawberry resilience to drought and heat stress by modulating aquaporins and dehydrins
Yáñez, María Alejandra; Flores, Sebastián; Hormazábal-Abarza, Francisca; Pollmann, Stephan; Gundel, Pedro E.; Cabrera-Ariza, Antonio; Santelices-Moya, Rómulo; Morales-Quintana, Luis; Ramos, Patricio (2025)Global climate change is linked to an increased occurrence of heat waves and droughts, which alter plant growth and development, and thus threaten food security. By associating with generalist root fungal endophytes that ...
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Assessment of a wildfire in the remaining Nothofagus alessandrii forests, an endangered species of Chile, based on satellite Sentinel-2 images
Santelices-Moya, Rómulo; Cabrera-Ariza, Antonio; Silva-Flores, Patricia; Navarro-Cerrillo, Rafael M. (2022)Assessment of a wildfire in the remaining Nothofagus alessandrii forests, an endangered species of Chile, based on satellite Sentinel-2 images. Int. J. Agric. Nat. Resour. 85-96. Nothofagus alessandrii is an endangered ...
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Balance energético en el primer ciclo de corta de tres especies de eucalipto con diferentes niveles de manejo en el secano mediterráneo de Chile central
Cabrera-Ariza, Antonio; Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Magni, Carlos (2019)El Secano Mediterráneo de Chile central es una zona afectada por altas tasas de erosión y un clima muy fluctuante, con largos períodos de bajas precipitaciones, los que limita su productividad. Una alternativa para esta ...
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Biomass production and carbon balance of a short rotation forestry of Populus deltoides (clone Lux) under two different cutting cycles
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Tozzini, Cristiano; Meza, Fernando (2016)Las emisiones de gases de efecto invernadero contribuyen al calentamiento global. En esta situación, las energías renovables como la solar, eólica, hidroeléctrica y biomasa, aparecen como una alternativa para reducir estas ...
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Cálculo del balance energético de una plantación de Populus deltoides clon Lux con fines energéticos en un sitio con ambiente mediterráneo
Cabrera-Ariza, Antonio; Tozzini, Cristiano; Espinoza-Meza, Sergio; Santelices-Moya, Rómulo; Bonari, Enrico (2014)Ante el desafío energético al cual se enfrenta el mundo en general, y Chile no es una excepción, los cultivos forestales con destinación energética se han ido posicionando como una alternativa viable para la diversificación ...
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Changes in drought tolerance of Pinus radiata in Chile associated with provenance and breeding generation
Espinoza-Meza, Sergio; Magni, Carlos R.; Santelices-Moya, Rómulo; Ivković, Miloš; Cabrera-Ariza, Antonio (2016)Key messageIn Chile, breeding radiata pine for growth has led to drifts in the degree of drought tolerance of the seedlings. Interior provenances gained a larger tolerance to drought after three breeding generations as ...
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Comparative efficiency of nitrogen fertilization levels in two sorghum hybrids for bioenergy production
Cabrera-Ariza, Antonio; Aguilera-Peralta, Miguel; Santelices-Moya, Rómulo (2024)To achieve sustainable and profitable production of sorghum for energy purposes, it is crucial to ensure the efficient use of the nutrients necessary for its growth and development. This research investigates the influence ...
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Differential adaptations in nursery seedlings from diverse Chilean provenances of Peumus boldus Mol.
Espinoza-Meza, Sergio; Santelices-Moya, Rómulo; Cabrera-Ariza, Antonio; Magni, Carlos R.; Garrido, Emilio F. (2016)Seed germination, seedling growth and biomass allocation of the endemic species Peumus boldus Mol. (Boldo) were studied in four provenances (two northern and two southern provenances) from central Chile. Seeds collected ...
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Early effects of mycorrhizal fungal inoculum and fertilizer on morphological and physiological variables of nursery-grown Nothofagus alessandrii plants
Cabrera-Ariza, Antonio; Silva-Flores, Patricia; González-Ortega, Marta; Acevedo-Tapia, Manuel; Cartes-Rodríguez, Eduardo; Palfner, Götz; Ramos, Patricio; Santelices-Moya, Rómulo (2023)Nothofagus alessandrii (ruil) is an endangered relict species, endemic to the Mediterranean area of Chile, and one of the most threatened trees in the country. Its natural distribution area has been greatly reduced by the ...
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Effect of crop management intensity on energy and carbon dioxide balance of two bioenergy Sorghum bicolor hybrids
Cabrera-Ariza, Antonio; Tozzini, Cristiano; Espinoza-Meza, Sergio; Santelices-Moya, Rómulo; Magni, Carlos; Alonso-Valdés, Máximo F. (2019)Although bioenergy sorghum has many traits that make it ideal for biofuel production, management conditions that can affect the productivity and sustainability of these systems are still poorly understood. This paper ...
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Effect of four levels of shade on survival, morphology and chlorophyll fluorescence of Nothofagus alessandrii container-grown seedlings
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio (2015)Nothofagus alessandrii (ruil) is a threatened, endemic tree of the Mediterranean zone of Chile. As a result of past anthropogenic activities, its current cover has been reduced to only 314 hectares across several fragmented ...
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Effect of pre-germinative treatments on Nothofagus glauca seed germination and seedling growth
Cabello Lechuga, Angel; Espinoza, Nicolás; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Santelices-Moya, Rómulo (2019)Background: Nothofagus glauca (Phil.) Krasser (Nothofagaceae, “Hualo”) is an endemic tree of the Mediterranean zone of Chile. The natural forests in this area have been severely fragmented as a result of human causes such ...
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Effect of shading and fertilisation on the development of container-grown Nothofagus glauca seedlings, a threatened species from central Chile
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio; Peña-Rojas, Karen; Donoso, Sergio R. (2013)Nothofagus glauca is an endemic tree of the Mediterranean zone of Chile and is a threatened species. Currently, available information for the propagation and nursery cultivation of this species is conspicuously lacking. ...
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Effect of silvicultural treatments on Nothofagus glauca forests regarding canopy structure patterns, solar radiation transmission, and tree regeneration
Santelices-Moya, Rómulo; Promis, Alvaro; Peralta-Aguilera, Miguel; Cabrera-Ariza, Antonio (2024)This study focuses on the natural regeneration of Nothofagus glauca, a critical component of temperate forests in the Mediterranean region of the Southern Hemisphere in Chile. Various harvesting and canopy opening methods ...
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Effects of shading and slow release fertilizer on early growth of Nothofagus leonii seedlings from its northernmost distribution in Central Chile
Santelices-Moya, Rómulo; Espinoza-Meza, Sergio; Cabrera-Ariza, Antonio (2015)Nothofagus leonii (huala) es una especie endémica de la zona mediterránea de Chile de la cual aún existe insuficiente información sobre el cultivo de plantas en vivero. En el presente estudio se analizó el efecto de la ...
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Exploring the spatial dynamics of endangered Nothofagus alesandrii and its relationship with geomorphometric variables and native tree species in a stand of its northern distribution
Ovando-Mena, Soledad; Mora-Poblete, Freddy; Santelices-Moya, Rómulo; Palacios Rojas, Carlos; Cabrera-Ariza, Antonio (2023)Nothofagus alessandrii is an endangered species with limited and fragmented distribution in the Maule coastal forest of central Chile. Understanding the factors and processes that influence the natural growth of this ...
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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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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 ...