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Mostrando ítems 1-20 de 48
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Accounting for competition in multi-environment tree genetic evaluations: a case study with hybrid pines
Belaber, Ector; Gauchat, Maria Elena; Schoffen, Cristian Damián; Muñoz, Facundo; Borralho, Nuno M.; Sanchez, Leopoldo; Cappa, Eduardo Pablo (Springer, 2021-01)A novel multi-environment competition individual-tree mixed model resulted in better fit, and greater individual narrow- and broad-sense heritabilities than the model without competition, notably for traits showing ... -
Arboles del futuro. Diseños precisos y a medida.
Cappa, Eduardo Pablo (INTA, 2025)Tradicionalmente, mejorar genéticamente los árboles era un proceso largo y costoso, basado en observaciones de campo durante años. No obstante, un reciente estudio realizado por investigadores del INTA, CONICET, EMBRAPA y ... -
Argentinos, brasileros y uruguayos con un objetivo común: Comprobaron que se puede acelerar el mejoramiento forestal con estudios de ADN y sin necesidad de ir al campo
Cappa, Eduardo Pablo (Bichos de Campo SRL, 2025-06-25)El mejoramiento genético de animales y plantas es un proceso tan silencioso como extenso. Sobre todo en el caso de los árboles, que pueden demorar décadas en expresar sus características y ralentizan la elección, un paso ... -
An assessor-specific Bayesian multi-threshold mixed model for analyzing ordered categorical traits in tree breeding
Cappa, Eduardo Pablo; Varona, Luis (Springer, 2013-12)Many traits of biological interest in tree breeding are assessed using more than two ordered discrete categories. These scores have a more or less arbitrary and subjective assignment by the assessors, which could lead to ... -
Breeding value predictive accuracy for scarcely recorded traits in a Eucalyptus grandis breeding population using genomic selection and data on predictor traits
Jurcic, Esteban Javier; Villalba, Pamela Victoria; Dutour, Joaquín; Centurión, Carmelo; Munilla, Sebastián; Cappa, Eduardo Pablo (Springer, 2023-07-18)Genomic selection methods are particularly useful for traits that are difcult or expensive to measure. We investigated the impact of using predictor growth traits and/or genomic information to increase the breeding value ... -
Ciencia aplicada a la forestación con selección genómica: Con selección genómica, investigadores aceleran la producción de árboles
Cappa, Eduardo Pablo (Info Campo Digital Media, 2025-04-24)Un reciente estudio realizado por investigadores del INTA y el Conicet, en colaboración con entidades de Sudamérica, demostró que la selección genómica puede acelerar significativamente el proceso de obtención de un árbol. -
Comparison of ddRADseq and EUChip60K SNP genotyping systems for population genetics and genomic selection in Eucalyptus dunnii (Maiden)
Aguirre, Natalia Cristina; Villalba, Pamela Victoria; Garcia, Martin Nahuel; Filippi, Carla Valeria; Rivas, Juan Gabriel; Martinez, Maria Carolina; Acuña, Cintia Vanesa; Lopez, Javier Augusto; Lopez, Juan Adolfo; Pathauer, Pablo Santiago; Palazzini, Dino; Harrand, Leonel; Oberschelp, Gustavo Pedro Javier; Marco, Martin Alberto; Cisneros, Esteban F.; Carreras, Rocío; Alves, Ana; Rodrigues, Jose; Hopp, Horacio Esteban; Grattapaglia, Dario; Cappa, Eduardo Pablo; Paniego, Norma Beatriz; Marcucci Poltri, Susana Noemi (Frontiers Media, 2024-03)Eucalyptus dunnii is one of the most important Eucalyptus species for short-fiber pulp production in regions where other species of the genus are affected by poor soil and climatic conditions. In this context, E. dunnii ... -
Decoupling of height growth and drought or pest resistance tradeoffs is revealed through multiple commongarden experiments of lodgepole pine
Liu, Yang; Erbilgin, Nadir; Cappa, Eduardo Pablo; Chen, Charles; Ratcliffe, Blaise; Wei, Xiaojing; Klutsch, Jennifer G.; Ullah, Aziz; Sebastian Azcona, Jaime; Thomas, Barb R.; El-Kassaby, Yousry A. (Oxford University Press, 2023-03)The environment could alter growth and resistance tradeoffs in plants by affecting the ratio of resource allocation to various competing traits. Yet, how and why functional tradeoffs change over time and space is poorly ... -
Early rooting and flooding tolerance in cuttings from a Populus deltoides full-sib family under greenhouse conditions
Rodriguez, Maria E.; Mozo, Irina; Cortizo, Silvia Cora; Cappa, Eduardo Pablo; Luquez, Virginia M.C. (Canadian Science Publishing, 2020-10-26)Populus deltoides is an important forest tree, with elite genotypes propagated mainly as unrooted dormant cuttings. Several areas where P. deltoides is planted periodically experience flooding episodes. The aims of this ... -
Efficient genomics-based ‘end-to-end’ selective tree breeding framework
El-Kassaby, Yousry A.; Cappa, Eduardo Pablo; Chen, Charles; Ratcliffe, Blaise; Porth, Ilga M. (Springer Nature, 2024-01-03)Since their initiation in the 1950s, worldwide selective tree breeding programs followed the recurrent selection scheme of repeated cycles of selection, breeding (mating), and testing phases and essentially remained unchanged ... -
Estimation of genetic parameters using spatial analysis of Pinus elliottii Engelm. var. elliottii second-generation progeny trials in Argentina
Belaber, Ector C.; Gauchat, Maria Elena; Rodriguez, Gustavo Hernan; Borralho, Nuno M.; Cappa, Eduardo Pablo (2018-09-01)Non-spatial and spatial analyses were carried out to estimate genetic parameters for growth and stem straightness traits between ages 4 and 7 in two series of eight progeny trials of Pinus elliottii Engelm. var. elliottii ... -
Estudio de diversidad y estructura genética de procedencias locales de Eucalyptus sideroxylon (A.Cunn.ex Woolls) del norte de la provincia de Buenos Aires (Argentina)
Rivas, Juan Gabriel; Pathauer, Pablo Santiago; Aguirre, Natalia Cristina; Villalba, Pamela Victoria; Garcia, Martin Nahuel; Palazzini, Dino; Cappa, Eduardo Pablo; Acuña, Cintia Vanesa; Hopp, Horacio Esteban; Martinez, Maria Carolina; Marcucci Poltri, Susana Noemi (Red Argentina de Ciencia y Tecnología Forestal, 2023-03)Introducción: Eucalyptus sideroxylon (A.Cunn. ex Woolls) posee una amplia distribución natural, tolera bien las heladas, sequias y suelos pobres, pudiendo crecer en ambientes con 400 mm de precipitación anual (Boland et ... -
Evaluación del crecimiento y estado nutricional de híbridos interespecíficos de Eucalyptus sometidos a estrés por anegamiento y salinidad = Evaluation of growth and nutritional status of interspecific hybrids of Eucalyptus subjected to waterlogging and salinity stress
Lupi, Ana Maria; Pathauer, Pablo Santiago; Netto, Victoria; Cappa, Eduardo Pablo (Asociación Argentina de la Ciencia del Suelo, 2016)Se realizó un experimento en condiciones controladas durante 90 días para estudiar la respuesta de dos combinaciones híbridas de Eucalyptus (Eucalyptus grandis x Eucalyptus camaldulensis y Eucalyptus grandis x Eucalyptus ... -
Exploring genotype-by-environment interactions: impacts on genome-wide association and genomic prediction for 30 white spruce traits related to productivity, defense, and climate-adaptability
Cappa, Eduardo Pablo (North American Forest Genetics Society, 2024-06-10)White spruce (Picea glauca (Moench) Voss) is considered a keystone species in boreal forest ecosystems and a valuable resource for the commercial timber industry. White spruce is also known for its adaptability to diverse ... -
Genetic parameters for growth, stem straightness, and branch quality for Pinus elliottii var. elliottii × Pinus caribaea var. hondurensis F1 Hybrid in Argentina
Belaber, Ector; Gauchat, Maria Elena; Reis, Hugo D.; Borralho, Nuno M.; Cappa, Eduardo Pablo (Oxford University Press, 2018-11)Genetic parameters for growth, stem straightness, and branch quality were estimated in five progeny trials of Pinus elliottii var. elliottii (PEE) × Pinus caribaea var. hondurensis (PCH) F1 hybrid measured at ages three, ... -
Genetics of Growth and Stem Straightness Traits in Pinus taeda in Argentina: Exploring Genetic Competition Across Ages and Sites
Belaber, Ector; Borralho, Nuno M.; Cappa, Eduardo Pablo (MDPI, 2025-04-12)Traditional quantitative genetic models in forestry often overlook the influence of an individual’s genes on neighboring trees. However, genetic competition models help bridge this gap. Competition varies among populations, ... -
Genomic evaluation for breeding and genetic management in Cordia africana, a multipurpose tropical tree species
Ousmael, Kedra M.; Cappa, Eduardo Pablo; Hansen, Jon K.; Hendre, Prasad; Hansen, Ole K. (BMC, 2024-01-02)Planting tested forest reproductive material is crucial to ensure the increased resilience of intensively managed productive stands for timber and wood product markets under climate change scenarios. Single-step Genomic ... -
Genomic selection in Canadian spruces
El-Kassaby, Yousry A.; Ratcliffe, Blaise; El-Dien, Omnia Gamal; Shuzhen, Sun; Chen, Charles; Cappa, Eduardo Pablo; Porth, Ilga M. (Springer, 2020-01-01)The genetic gain of spruce (Picea spp.) breeding programs is impeded by long recurrent selection cycles stemming from biological constraints such as late expression of traits, weak juvenile mature correlations, and late ... -
Genomic selection in forest trees comes to life: unraveling its potential in an advanced four - generation Eucalyptus grandis population
Duarte, Damían; Jurcic, Esteban Javier; Dutour, Joaquín; Villalba, Pamela Victoria; Centurion, Carmelo; Grattapaglia, Darío; Cappa, Eduardo Pablo (Frontiers Media, 2024-10-03)Genomic Selection (GS) in tree breeding optimizes genetic gains by leveraging genomic data to enable early selection of seedlings without phenotypic data reducing breeding cycle and increasing selection intensity. Traditional ... -
Genomic-based multiple-trait evaluation in Eucalyptus grandis using dominant DArT markers
Cappa, Eduardo Pablo; El-Kassaby, Yousry A.; Muñoz, Facundo; Garcia, Martin Nahuel; Villalba, Pamela Victoria; Klapste, Jaroslav; Marcucci Poltri, Susana Noemi (2018-06)We investigated the impact of combining the pedigree- and genomic-based relationship matrices in a multiple-trait individual-tree mixed model (a.k.a., multiple-trait combined approach) on the estimates of heritability and ...