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Rodrigo Iván Contreras Soto

Assistant Professor

Universidad de O'Higgins

San Fernando, Chile

Plant breeding; Quantitative genetics; Population genetics; Statistical data analysis in Plant Breeding.

Genética y Mejoramiento, UNIVERSIDADE ESTADUAL DE MARINGÁ. Brasil, 2017
Ciencias Forestales, UNIVERSIDAD DE CONCEPCION. Chile, 2013
Ingeniero en Biotecnologia Vegetal, UNIVERSIDAD DE CONCEPCION. Chile, 2011

Ayudante Part Time

UNIVERSIDAD DE CONCEPCION

Ciencias Forestales

Concepción, Chile

2010 - 2012
Ayudante Other

Universidade Estadual de Maringá

Ciencias Agrarias

Maringá, Brasil

2014 - 2017
Miembro de claustro Programa Magíster Ecología Aplicada Other

Universidad de Talca

Chile

2020 - At present
Assistant Professor Full Time

Universidad de O'Higgins

Instituto de Ciencias Agroalimentarias, Animales y Ambientales (ICA3)

San Fernando, Chile

2017 - 2022
Associate Professor Full Time

Universidad de O'Higgins

Instituto de Ciencias Agroalimentarias, Animales y Ambientales - ICA3

San Fernando, Chile

2023 - At present

Scholarship Part Time

Universidad de concepción / Fondecyt 11090129

Concepción, Chile

2010 - 2012
Research Assistant Full Time

INIA Rayentué / CEAF

Rengo, Chile

2012 - 2013
Research Assistant Full Time

Universidade Estadual de Maringá

Maringá, Brasil

2014 - 2017
Asesoría Diseño Experimental y Análisis de Datos para Centro Regional de Investigación e Innovación para la sostenibilidad de la Agricultura y los Territorios Rurales Part Time

CERES

Chile

2020 - 2021
Director de Instituto Full Time

Universidad de O'Higgins

San Fernando, Chile

2023 - At present

Master students

(2019-Present) Dinoclaudio Zacarias Rafael, Master in Applied Ecology, Universidad de Talca. Co-guide. Thesis: "Evaluación de parámetros morfológicos del sistema de arquitectura de raíces en genotipos de Lagenaria siceraria y su respuesta fisiológica bajo condiciones de estrés hídrico"

PhD students

(2017-2020) Diego Ary Rizzardi, PhD in Plant Genetics and Breeding, Universidade Estadual de Maringá, Brasil. Co-guide. Thesis: "Estudo de associação genômica ampla para resistência a Helmintosporiose comum em milho"

(2017-2020) Edicarlos Peterlini, PhD in Plant Genetics and Breeding, Universidade Estadual de Maringá, Brasil. Co-guide. Thesis: "Mapeamento associativo para severidade a Exserohilum turcicum utilizando marcadores SNP’s em linhagens de milho-comum e pipoca"

Post-doctorate Supervision

(2020-2022) Carlos Maldonado Muñoz. Instituto de Ciencias Agroalimentarias, Animales y Ambientales – ICA3. Universidad de O’Higgins.

Key Talks

1. Contreras-Soto RI; Kuki MC; Coan MMD; Scapim CA. A Genome-Wide Association Study reveals SNPs associated with diplodia ear rot resistance in a tropical maize core diversity panel. 10° Congresso de Melhoramento Genético de Plantas, Aguas de Lindoia, Brasil 2019.
2. Contreras-Soto RI; Mora F; Scapim CA; Schuster I. Genome-wide association mapping for flowering and maturity in tropical soybean: implications for breeding strategies. Flash Talk. XII Reunión de biología vegetal, Pucón, Chile 2017.
3. Contreras-Soto RI; Mora F; Scapim CA; Schuster I. Genotyping of SOYSNP6K, population structure and relatedness of a whole collection of tropical soybean. 8° Congresso de Melhoramento Genético de Plantas, Gioania, Brasil 2015.

Outreach Activities

EXPLORA CONICYT "1000 científicos, 1000 aulas" (2017-2018-2019)

Beca CAPES

Ministério da Educação

Brasil, 2017

Beca de la República de Brasil para Estudios de doctorado.


The inhibition of N 2 fixation by nitrogen is attenuated by the P supply, altering the plant metabolism Cabeza, Ricardo A.; Schulze, Joachim; Salinas-Roco, Sebastian; Morales-Gonzalez, Amanda; Amigo, Ramon; Perez-Diaz, Ricardo; Carrasco, Basilio; Contreras-Soto, Rodrigo; Maldonado, Carlos; Pedreschi, Romina; Espinoza, Soledad; del Pozo, Alejandro Article ISI ENVIRONMENTAL AND EXPERIMENTAL BOTANY (2024)
Evaluation of Compost and Biochar as Partial Substitutes of Peat in Growing Media and Their Influence in Microbial Counts, Enzyme Activity and Lactuca sativa L. Seedling Growth Rozas, Amanda; Aponte, Humberto; Maldonado, Carlos; Contreras-Soto, Rodrigo; Medina, Jorge; Rojas, Claudia Article ISI HORTICULTURAE (2023)
Rootstocks Comparison in Grafted Watermelon under Water Deficit: Effects on the Fruit Quality and Yield Morales, Carolina; Riveros-Burgos, Camilo; Seguel, Felipe Espinoza; Maldonado, Carlos; Mashilo, Jacob; Pinto, Catalina; Contreras-Soto, Rodrigo Ivan Article ISI PLANTS-BASEL (2023)
Genome wide association study identifies SNPs associated with northern corn leaf blight caused by Exserohilum turcicum in tropical maize germplasm (Zea mays L.) Rizzardi, Diego Ary; Peterlini, Edicarlos; Scapim, Carlos Alberto; Barth Pinto, Ronald Jose; Faria, Marcos Ventura; Contreras-Soto, Rodrigo Ivan Article ISI EUPHYTICA (2022)
Genome-Wide Prediction of Complex Traits in Two Outcrossing Plant Species Through Deep Learning and Bayesian Regularized Neural Network Maldonado, Carlos; Mora-Poblete, Freddy; Contreras-Soto, Rodrigo Ivan; Ahmar, Sunny; Chen, Jen-Tsung; do Amaral Junior, Antonio Teixeira; Scapim, Carlos Alberto Article ISI FRONTIERS IN PLANT SCIENCE (2020)
Plasticity of the Root System Architecture and Leaf Gas Exchange Parameters Are Important for Maintaining Bottle Gourd Responses under Water Deficit Zacarias Rafael, Dinoclaudio; Arriagada, Osvin; Toro, Guillermo; Mashilo, Jacob; Mora-Poblete, Freddy; Contreras-Soto, Rodrigo Ivan Article ISI PLANTS-BASEL (2020)
A genome-wide association study for partial resistance to southern corn rust in tropical maize de Souza Camacho L.R.; Coan M.M.D.; Scapim C.A.; Barth Pinto R.J.; Tessmann D.J.; Contreras-Soto R.I. Article ISI SCOPUS Plant Breeding (2019)
A new partial diallel model adapted to analyze reciprocal effects in grain yield of maize Barata N.M.; Scapim C.A.; Guedes T.A.; Janeiro V.; Pinto R.J.B.; Soto R.I.C.; Kuki M.C. Article ISI SCOPUS CROP BREEDING AND APPLIED BIOTECHNOLOGY (2019)
Evaluation of resistance to Spodoptera frugiperda in sweet and field corn genotypes Crubelati-Mulati NC; Baleroni AG; Contreras-Soto, RI; Ferreira C. A.; Castro CR; Albuquerque de Paula, Francisco Jose; Carlos A Scapim Article ISI MAYDICA (2019)
Genetic diversity, population structure and AFLP markers associated with maize reaction to southern rust Giordani W.; Scapim C.A.; Ruas P.M.; Ruas C.F.; Contreras-Soto R.; Coan M.; Fonseca I.C.B.; GonÃ§alves L.S.A. Article ISI SCOPUS BRAGANTIA (2019)
Multivariate analysis reveals key traits of fall armyworm resistance in tropical popcorn genotypes Sanches R.E.; Suzukawa A.K.; Contreras-Soto R.I.; Rizzardi D.A.; Kuki M.C.; Zeffa D.M.; de Albuquerque F.A.; Scapim C.A. Article ISI SCOPUS BRAGANTIA (2019)
Partial diallel analysis of maize inbred lines for grain yield and resistance to gray leaf spot including reciprocal effects Camacho, Lucas Rafael; Barata, Nazaré; Kuki, Maurício Carlos; Valdery, Janeiro; Contreras-Soto, RI; Pinto, Ronald José Barth; Scapim, Carlos Alberto Article ISI MAYDICA (2019)
Topcrosses in the selection of testers and inbred lines S3 for the yield and bromatological quality of silage maize Figueiredo, AST; Pinto, RJB; Rizzardi, DA; Contreras-Soto, RI; Matsuzaki RA; Jobim CC; Faria MV Article ISI MAYDICA (2019)
Diallel analysis and genetic differentation of tropical and temperate maize inbred lines Kulka, Vania Portes; da Silva, Tereza Aparecida; Contreras-Soto, Rodrigo I; Maldonado, Carlos; Mora, Freddy; Scapim, Carlos Alberto Article CROP BREEDING AND APPLIED BIOTECHNOLOGY (2018)
Diallel analysis of tropical and temperate sweet and supersweet corn inbred lines Suzukawa, Andréia Kazumi; Pereira, Carolina Bertuzzi; Garcia, Mayara Mariana; Contreras-Soto, Rodrigo Iván; Zeffa, Douglas Mariani; Coan, Marlon Mathias Dacal; Scapim, Carlos Alberto Article REVISTA CIENCIA AGRONOMICA (2018)
Stable marker-trait associations for growth across different ages in Eucalyptus cladocalyx through the use of microsatellites Maldonado, Carlos; Contreras-Soto Rodrigo Ivan, Schegoscheski Gerhardt; Ismael Fernando, Amaral Júnior; Antônio Teixeira, Mora Article SCIENTIA FORESTALIS (2018)
Temporal dynamics and management of downy mildew on the table grape BRS Vitoria in northern Parana Naves, Rosemeire de Lellis; Ivan Contreras-Soto, Rodrigo; Pereira, Carolina Bertuzzi; de Souza, Reginaldo Teodoro; Santana, Rosangela Getirana; Tessmann, Dauri Jose Article ISI SCOPUS SEMINA-CIENCIAS AGRARIAS (2018)
A Genome-Wide Association Study for Agronomic Traits in Soybean Using SNP Markers and SNP-Based Haplotype Analysis Contreras-Soto, Rodrigo Iván; Mora, Freddy; de Oliveira, Marco Antônio Rott; Higashi, Wilson; Scapim, Carlos Alberto; Schuster, Ivan; Parida, Swarup Kumar Article ISI SCOPUS PLOS ONE (2017)
Generalized mixed linear modeling approach to analyze nodulation in common bean inbred lines Rizzardi, DA; Contreras-Soto, RI; Figueiredo, AST; Andrade, CAD; Santana, RG; Scapim, CA Article ISI SCOPUS Pesquisa Agropecuaria Brasileira (2017)
Genome-wide association mapping for flowering and maturity in tropical soybean: implications for breeding strategies Contreras-Soto, RI; Mora, F; Lazzari, F; de Oliveira, MAR; Scapim, CA; Schuster, I Article ISI SCOPUS Breeding Science (2017)
Inbreeding depression and average genetic components in green corn genotypes Kuki, Mauricio Carlos; Scapim, Carlos Alberto; Barth Pinto, Ronald Jose; Torre Figueiredo, Alex Sandro; Contreras-Soto, Rodrigo Ivan; Bengosi Bertagna, Filipe Augusto Article ISI CIENCIA RURAL (2017)
Population structure, genetic relatedness and linkage disequilibrium blocks in cultivars of tropical soybean (Glycine max) Contreras-Soto, Rodrigo Iván; de Oliveira, Marcelo Berwanger; Costenaro-da-Silva, Danielle; Scapim, Carlos Alberto; Schuster, Ivan Article ISI SCOPUS EUPHYTICA (2017)
Identification of ISSR markers linked to flowering traits in a representative sample of Eucalyptus cladocalyx Contreras-Soto, R; Ballesta P.; Ruiz, E; Mora, F Article ISI SCOPUS JOURNAL OF FORESTRY RESEARCH (2016)
Analysis of the genetic diversity of Eucalyptus cladocalyx (sugar gum) using ISSR markers Ballesta P.; Mora, F; Contreras-Soto, RI; Ruiz, E; Perret S. Article ISI SCOPUS Acta Scientiarum - Agronomy (2015)
Comparison of HMRPGV, Lin and Binn's, and Annichiarico's methods for maize hybrid selection for high and stable yield Rodovalho, Marcos; Coan, Marlon Mathias; Scapim, Carlos Alberto; Pinto, Ronald José Barth; Contreras-Soto, Rodrigo Article ISI-SCOPUS MAYDICA (2015)
Marker-trait associations for survival, growth, and flowering components in Eucalyptus cladocalyx under arid conditions Ballesta P.; Mora, F; Ruiz, E; Contreras-Soto, R Article ISI SCOPUS Biologia Plantarum (2015)
BAYESIAN PREDICTION OF POPULATION PERFORMANCE OF Eucalyptus cladocalyx FOR BINARY TRAITS OF FLOWERING COMPONENTS AND SURVIVAL IN ARID ZONES OF CHILE Contreras-Soto, R; Mora, F; Perret S.; Vargas-Reeve, F; Cane-Retamales C. Article ISI INTERCIENCIA (2011)
Bayesian threshold analysis of breeding values, genetic correlation and heritability of flowering intensity in Eucalyptus cladocalyx under arid conditions Cane-Retamales C.; Mora, F; Vargas-Reeve, F; Perret S.; Contreras-Soto, R Article ISI SCOPUS Euphytica (2011)


Root system architecture traits of Lagenaria siceraria are key phenes for selection under drought stress conditions in grafted plants of watermelon (Citrullus lanatus) FONDECYT (11180278) Proyecto 2018-2021 Inv. Principal
Estudo genômico amplo associativo para a resistência de podridão no colmo causada por Fusarium verticillioides em coleçao núcleo de milho tropical CNPq 428473 (CNPq 428473) Proyecto 2015-2019 Coinvestigador(a)
Caracterização do germoplasma Brasileiro de soja através de genotipagem ampla e mapeamento de genes e QTLs por desequilíbrio de ligação CNPq Universal Brasil (CNPq) Proyecto 2014-2017 Investigador(a)
Characterization of allelic diversity of candidate genes associated to hypoxia response and identification of alleles associated with tolerance using QTL analysis in segregating progenies, for Prunus spp. rootstock development FONDECYT (1121117) Proyecto 2012-2013 Personal técnico y/o de apoyo
Predicción Bayesiana de parámetros genéticos en Eucalyptus cladocalyx=> mejoramiento para intensidad de florecimiento, y su impacto sobre la sobrevivencia, florecimiento precoz y crecimiento FONDECYT (11090129) Proyecto 2010-2012 Tesista