selected publications
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academic article
- Mejoramiento para resistencia al virus Zucchini yellow mosaic virus en calabaza (Cucurbita moschata) en Puerto Rico. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 26. 2011
- Performance of tropical pumpkin lines derived from backcrossing for Zucchini yellow mosaic virus resistance. HortScience . 46:191-192. 2011
- Sorghum as a barrier and intercropping option against non-persistently transmitted viruses.. Phytopathology. 101. 2011
- Spatial distribution and genetic diversity of potyviruses occurring in naturalized cucurbits in Puerto Rico. Entomological Society of America. 2011
- Alternativas de manejo de virus no persistentes en sandia (Citrullus lanatus) utilizando sorgo como cultivo intercalado y borde. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 31. 2010
- Genotype x environmental interaction affects performance of sweet chile pepper. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 16. 2010
- Inheritance of papaya ringspot virus resistance in temperate and tropical genotypes of pumpkin. HortScience . 44:1157-1158. 2009
- Inheritance of resistance to zucchini yellow mosaic virus in tropical pumpkin. HortScience . 44:1180. 2009
- Plant breeding recruitment and education: A Puerto Rico-North Dakota State University collaborative initiative. HortScience . 44:1180. 2009
- Wild cucurbit species as reservoirs for Potyviridae in Puerto Rico. Phytopathology. 99:S110. 2009
- Capacitacion de futuros fitomejoradores: Una initiative colaborativa entre UPR-Mayaguez y North Dakota State University. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 33. 2008
- Caracterizacion fenotipica de una coleccion de germoplasma del mamey sapote (Pouteria sapota [Jacq.] H.E. Moore & Stearn) del USDA-ARS TARS. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 11. 2008
- Inheritance of resistance to zucchini yellow mosaic potyvirus in tropical pumpkin. Acta de la Sociedad Puertorriquena de Ciencias Agricolas. 15. 2008
- Sampling requirements for assessing melonworm resistance in tropical pumpkin. HortScience . 43:1238. 2008
- Status of viruses causing symptoms in pumpkin and watermelon in Puerto Rico. Phytopathology. 98:134. 2008
- Quality and shelf-life of fresh-cut tropical pumpkin. HortScience . 42:1019-1020. 2007
- Screening for melonworm resistance in squash and pumpkins. HortScience . 40:1027-1028. 2006
- Genetic compatibility between two species of tropical pumpkin. HortScience . 38:735. 2003
- Improving Biometrical Reasoning in Agricultural College Education. HortScience . 38:694-695. 2003
- Molecular phylogenetic analysis of genes of the carotenoid pathway in Cucurbita. HortScience . 40:1039. 2003
- Performance of tropical pumpkins with compact growth habit under varying planting distances. HortScience . 36:521. 2001
- Performance of short-vined pumpkins derived from temperate x tropical crosses. HortScience . 34:446. 1999
- Resistance in Cucurbita spp. to silverleaf and sweetpotato whitefly. HortScience . 32:450. 1997
- Response of long- and short-vine tropical pumpkins to varying cultural practices. HortScience . 30:884. 1995
- Short and long vine pumpkins intercropped with beans and cowpeas. HortScience . 29:521. 1994
- Fruit age, period of fruit and seed storage, and fermentation affect emergence of pumpkin. HortScience . 38:556. 1993
- Flowering habit and yield of calabaza genotypes. HortScience . 27:611. 1992
- Genetic variability of fruit set, fruit weight, and yield in a tomato population grown in two high-temperature environments. Journal of the American Society for Horticultural Science. 117:867-870. 1992
- Improvement and culture of calabaza [Cucurbita moschata (Duchesne) Poir.]. HortScience . 27:1172. 1992
- Performance of parents and progenies in Caribbean x temperate crosses of Cucurbita moschata. HortScience . 36:740. 1991
- Powdery mildew inoculation techniques for a Cucurbita moschata breeding program. HortScience . 25:1075. 1990
- Pumpkin (Cucurbita moschata) breeding priorities based on a survey among Puerto Rican consumers. Journal of Agriculture of the University of Puerto Rico. 74:229-236. 1990
- Mycoflora and germination of maize seed. Journal of Agriculture of the University of Puerto Rico. 73:115-125. 1989
- Agronomic performance of hard endosperm opaque-2 corn populations in Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 72:309-317. 1988
- Variation and covariation of tomato yield, fruit size, and fruit set. HortScience . 23:815. 1988
- Genetic variability and correlations in a modified endosperm texture opaque-2 maize population. Crop Science . 25:129-132. 1985
- Improvement of hard endosperm opaque-2 corn varieties for Puerto Rico.. Agronomy Abstracts. 66. 1985
- Resistance to the broadnosed grain weevil in a modified opaque-2 maize population. Agronomy Abstracts. 66. 1985
- Rapid method for measuring kernel density. Agronomy Journal . 76:307-309. 1984
- Genetic control of modified endosperm texture in opaque-2 maize. Crop Science . 22:1095-10998. 1982
- Comparison of open-pollinated and hybrid calabaza. HortScience . 29:470. 0194
- Bean rust control under field conditions with systemic and contact fungicides. Journal of Agriculture of the University of Puerto Rico. 70:45-55.
- Capacitacion de futuros fitomejoradores: Una initiativa colaborativa entre UPR-Mayaguez y North Dakota State University
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article
- Evaluation of heterosis in corn belt and Puerto Rican corn populations for yield and other traits. Agronomy Abstracts. 84. 1983
- Germplasm evaluation of 166 cultivars, plant introductions, and breeding lines of Lycopersicon esculentum. Sociedad Puertorriquena de Ciencias Agricolas . 10. 1982
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conference paper
- Herencia de la resistencia a papaya ringspot virus en varios cultivares tropicales de calabaza (Cucurbita moschata).. Sociedad Puertorriquena de Ciencias Agricolas . 2009
- Sample size requirements for evaluation of melonworm resistance in tropical pumpkin. Memorias de la SOPCA, Catano, P.R.. 38. 2007
- Whitefly-transmitted potyvirus associated with watermelon vine-decline in Puerto Rico. Entomological Society of America. 2007
- Breeding for melonworm resistance in tropical pumpkin. International Plant Breeding Symposium . 2006
- Inheritance of precocious yellow fruit color in tropical pumpkin. Annual Meeting of the Puerto Rican Society of Agricultural Sciences. 17. 2006
- A comparison of the vegetative and reproductive performance of pumpkins of varying growth habit. Sociedad Puertorriquena de las Ciencias Agricolas. 2003
- Comparison of genetic diversity between Cucurbita moschata accessions from the Pairmani Bolivia and USDA germplasm banks.. 26th International Horticultural Congress Program . 537. 2002
- Compatibilidad genetica y flujo de genes entre Cucurbita moschata y Cucurbita argyrosperma. Annual Meeting of the Puerto Rican Society of Agricultural Sciences. 2002
- Comportamiento de lineas e hibridos de calabaza (Cucurbita moschata) de tipo compacto a diferentes distancias de siembra. Annual Meeting of the Puerto Rican Society of Agricultural Sciences. 19. 2002
- Fruit age, fruit storage, and seed storage period affect management of seed in a tropical pumpkin breeding program. 26th International Horticultural Congress Program . 435. 2002
- Potential gene flow between two tropical pumpkins: Cucurbita moschata and C. argyrosperma. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Caguas, P.R. . 18. 2001
- Development and performance of short-vined tropical pumpkins. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Carolina, P.R. . 24. 1998
- Breeding for polygenic powdery mildew resistance in tropical pumpkin. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Penuelas, P.R.. 37. 1995
- Mejoramiento y produccion de semilla de calabaza en Puerto Rico. In: El Cultivo de Cucurbitaceas: Memorias del foro tecnico. Agricultural Experiment Station - Lajas Sub-Station. 1992
- Comparison of powdery mildew (Erysiphe cichoracearum) inoculation methods in Cucurbita moschata. 559-562. 1991
- Comportamiento de tres species de Cucurbita spp. en Puerto Rico. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Rio Piedras, P.R.. 7. 1991
- Comportamiento de germoplasma de zonas tropical y templada de Cucurbita moschata. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Utuado, P.R. . 17. 1990
- Extending the tomato season in Puerto Rico: Problems of summer production. 568-573. 1990
- Metodos de inoculacion mecanica de anublo polvoriento (Erysiphe cichoracearum) en calabaza. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Utuado, P.R. . 33. 1990
- Produccion de tomates fuera de epoca. Foro Tecnico: cultivo, produccion y elaboracion de tomate. 1990
- Screening for powdery mildew resistance in Caribbean germplasm of Cucurbita moschata. XXII International Horticultural Congress . 1990
- Evaluacion de metodos de cuantificacion de dano de Keiferia lycopersicella (Walsingham) en Lycopersicon esculentum (Mill.). Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Mayaguez, P.R.. 9. 1989
- Genotype, maturity, environment and interaction effects on measures of pinworm resistance. American Society for Horticultural Sciences Program and Abstracts. 85. 1989
- Produccion de tomates fuera de epoca en Puerto Rico. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Mayaguez, P.R.. 9. 1989
- Improvement of tomatoes under high temperature and humidity: A comparison of three selection methods for tomato improvement. Symposium for Tropical/Subtropical Research . I:15-23. 1986
- Comparacion de tres metodos de seleccion en el mejoramiento de tomate (Lycopersicon esculentum Mill.). Sociedad Puertorriquena de las Ciencias Agricolas. 2. 1985
- Comparative resistance of two grain weevils in a modified opaque- 2 maize population. Sociedad Puertorriquena de las Ciencias Agricolas. 3. 1985
- Selection method comparison in Sorghum bicolor (L.) Moench. random mating populations. Annual Meeting of the Puerto Rican Society of Agricultural Sciences (SOPCA), Mayaguez, P.R.. 6. 1984
- Inheritance of fruit set and firmness in tomatoes. Sociedad Puertorriquena de las Ciencias Agricolas. 1. 1983
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conference poster
- Spatial distribution of two potyvirus in Puerto Rico 2012
- Mejoramiento genetico del frijol en el Caribe. Segundo Congreso Internacional y Feria Nacional del Frijol. 2009
- University collaborative initiative for plant breeding education. Third Annual Plant Breeding Conference . 2009
- Mechanical inoculation methods of zucchini yellow mosaic virus (ZYMV) in Cucurbita moschata .. Sigma XI Poster Day. 2007