selected publications
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academic article
- Effect of number of seed bulked and population size on genetic variability when using multiple-seed procedure of SSD. Crop Science . 41:1513-1516. 2011
- Estimacion de curvas de progreso de la incidencia de podredumbre blanca (Sclerotium cepivorum) en cultivos de ajo mediante un modelo no lineal mixto. Agriscientiea. XXVIII:61-74. 2011
- Intervalos de corte afectan el rendimiento y valor nutritivo de las arbustivas Hibiscus rosa-sinensis y Morus alba. Journal of Agriculture of the University of Puerto Rico. 95:93-98. 2011
- Orthosis noncompliance after the Ponseti Method for the treatment of idiopathic clubfeet: A relevant problem that needs reevaluation. Journal of Pediatric Orthopedics. 31:710-715. 2011
- Site index curves based on mixed models for teak plantations in the Venezuelan plains. Agrociencia. 45:135-145. 2011
- Assessing erectile neurogenic dysfunction from heart rate variability through a Generalized Linear Mixed Model framework. Computer Methods and Programs in Biomedicine . 99:49-56. 2010
- Consumption and chemical composition of shrub and herbaceous species with potential to feed small ruminants under grazing conditions. Journal of Agriculture of the University of Puerto Rico. 94:275-278. 2010
- Evaluation of best management practices to reduce nutrient contaminant losses in runoff from broiler litter amended soil. I. Alum additions. Journal of Agriculture of the University of Puerto Rico. 94:41-60. 2010
- Evaluation of best management practices to reduce nutrient contaminant losses in runoff from broiler litter amended soil. I. Grass Cover. Journal of Agriculture of the University of Puerto Rico. 94:61-78. 2010
- Morus alba and Hibiscus rosasinensis fed as whole-plants supplements to growing lambs grazing on Guinea Grass. Journal of Agriculture of the University of Puerto Rico. 94:279-278. 2010
- Weed management during and after rhizome perennial peanut establishment. Journal of Agriculture of the University of Puerto Rico. 94:111-120. 2010
- Ajuste de curvas de indice de sitio mediante modelos mixtos para plantaciones de Eucalyptus urophylla en Venezuela. Intercinencia . 33:265-272. 2008
- Non-parametric smoothing of multivariate genetic distances in the analysis of spatial population structure at fine scale.. Theoretical and Applied Genetics . 117:435-447. 2008
- Sampling requirements for assessing melonworm resistance in tropical pumpkin. HortScience . 43:1238. 2008
- Sequential sampling plan for the corn ear worm, Helicoverpa zea (Boddie) (Lepidoptera: Noctuidae), in corn fields on the south coast of Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 92:207-214. 2008
- Effects of cultural practices on the incidence of aphids and virosis on Carica papaya L.. Manejo Integrado de Plagas y Agroecologia. 77:38-42. 2007
- Models for multi-environment yield trials with fixed and random block effects and homogeneous and heterogeneous residual variances. Journal of Agriculture of the University of Puerto Rico. 91:117-131. 2007
- Quality and shelf-life of fresh-cut tropical pumpkin. HortScience . 42:1019-1020. 2007
- Seasonal abundance of Anastrepha suspensa (Diptera: Tephritidae) from citrus in Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 91:219-221. 2007
- Incidencia de enfermedades metabolicas en vacas lecheras de Puerto Rico y su relacion con el comportamiento productivo y reproductivo. Journal of Agriculture of the University of Puerto Rico. 92:39-52. 2006
- Recognition of Instars and Adult Trap Catches of Cosmopolites sordidus (Coleoptera: Curculionidae) from Plantains in Puerto Rico. Entomological Society of America. 99:875-878. 2006
- Resistance-inducing chemicals against Colletotrichum gloeosporioides in mango. Journal of Agriculture of the University of Puerto Rico. 90:221-235. 2006
- Selenium fertilization of Guinea grass pastures in central Puerto Rico. Communications in Soil Science and Plant Analysis. 37:621-625. 2006
- Selenium fertilization of Star grass pastures in central Puerto Rico. Communications in Soil Science and Plant Analysis. 37:673-678. 2006
- Error Variation in Multienvironment Peanut Trials: Within-Trial Spatial Correlation and Between-Trial Heterogeneity. Crop Science . 45:1927-1933. 2005
- Morphological and Molecular Characterization of Common Bean Landraces and Cultivars from the Caribbean. Crop Science . 45:1320-1328. 2005
- Application of rescaled range analysis (R/S) to study the fractal properties of precipitation in Venezuela. Intercinencia . 29:617-620. 2004
- Nod factor-treated Medicago truncatula roots and seeds show an increased number of nodules when inoculated with a limiting population of Sinorhizobium meliloti. Journal of experimental Botany . 55:2635-2640. 2004
- Nonlinear models with repeated measures for analyzing disease progress in plant epidemiology. Applied Statistics in Agriculture . 16:255-269. 2004
- Tamano de muestra en experimentos biotecnologicos con suspensiones celulares. Intercinencia . 55:2635-2640. 2004
- Dynamics of diamondback moth, Plutella xylostella (Lepidoptera:Plutellidae), in cabbage under intercropping, biological control and Bt-based sprays. Journal of Agriculture of the University of Puerto Rico. 87:31-49. 2003
- Improving Biometrical Reasoning in Agricultural College Education. HortScience . 38:694-695. 2003
- Potential of trees, grasses and turf legumes for restoring eroded soils. Communications in Soil Science and Plant Analysis. 34:2149-2162. 2003
- Preliminary evaluation of guava (Psidium guajava) genotypes on the south coast of Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 87:149-153. 2003
- Interpretations of field fertility research on solanacea in Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 86:95-116. 2002
- Microsatellite-based Paternity Analysis in Polyploid Sweetpotato. Journal of the American Society for Horticultural Science. 127:392-396. 2002
- Model selection techniques for repeated measures covariance structures. Applied Statistics in Agriculture . 14:17-31. 2002
- Sucesion microbiana, productos de ferementacion y estabilidad aerobica de yerba guinea ensilada con un aditivo conteniendo inoculo de bacterias y enzimas fibroliticas. Journal of Agriculture of the University of Puerto Rico. 85:65-78. 2001
- Methods for efficient estimation of rust incidence in coffee plantations. Journal of Agriculture of the University of Puerto Rico. 84:65-78. 2000
- Some strategies for selecting and fitting covariance structures for repeated. Applied Statistics in Agriculture . 12:161-169. 2000
- Virulence of Rhizoctonia solani isolates assocaited with web blight of common bean. Journal of Agriculture of the University of Puerto Rico. 84:95-97. 2000
- Analysis of genotype-by-environment interaction with AMMI models using SAS Proc Mixed. Applied Statistics in Agriculture . 11:171-183. 1999
- Caracteristicas fermentativas y estabilidad aerobica del sorgo granifero (Sorghum bicolor) ensilado en Puerto Rico bajo varias dosis de inoculo comercial. Journal of Agriculture of the University of Puerto Rico. 83:135-151. 1999
- Dinamica poblacional de nematodos fitoparasiticos en gandul (Cajanus Cajan). Journal of Agriculture of the University of Puerto Rico. 83:201-208. 1999
- Use of spatial statistics to design sampling plans for monitoring rust in coffee trees. Journal of Tropical Forest Ecology. 15:9-21. 1999
- Breeding strategies for pyramiding genes for disease resistance. Bean Improvement Cooperative. 41:141-142. 1998
- Demography of a shade-tolerant tree (Fagus grandifolia) in a hurricane-disturbed forest. Ecology. 79:38-53. 1998
- Sampling plans for monitoring rust in coffee trees. Applied Statistics in Agriculture . 10:184-192. 1998
- A Paradigm of Experimentally Induced Mild Hyperthyroidism: Effects on Nitrogen Balance, Body Composition, and Energy Expenditure in Healthy Young Men.. Journal of Clinical Endocrinology and Metabolism . 82:765-770. 1997
- Analysis of repeated measures with ante-dependence models. Biometrical Journal. 39:339-350. 1997
- Determining paternity in polyploids: Hexaploid simulation studies. Euphytica. 96:353-361. 1997
- Microplot size and retainer effects on rice growth and nitrogen-15 accumulation. Agronomy Journal . 89:576-581. 1997
- Rice plant growth and nitrogen accumulation in drill-seeded and water-seeded culture. Soil Science Society of America Journal . 61:832-839. 1997
- Rice variety differences in dry matter and nitrogen accumulation as related to plant stature and maturity group. Journal of Plant Nutrition . 20:1203-1224. 1997
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article
- Efecto de cuatro patrones en la produccion y calidad de la china 'Hamlin' (Citrus sinensis (L.) Osb.) en tres localidades en Puerto Rico. Journal of Agriculture of the University of Puerto Rico. 95:25-34. 2011
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conference paper
- Center for Resources in General Education (CIVIS): Towards Student Success in General and STEM Education. ASEE/IEEE Frontiers in Education. 2009
- Geostatistics in genomics. In: Tirao (ed.) BIOMAT II. Escuela de Biologia y Matematicas, Academia Nacional de Ciencias, Buenos Aires (Argentina). 2008
- Sample size requirements for evaluation of melonworm resistance in tropical pumpkin. Memorias de la SOPCA, Catano, P.R.. 38. 2007
- Establishment and adaptation of soil transforming germplasm at three eroded soil sites of Puerto Rico. 6th North American Agroforestry Conference . 78-82. 2003
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conference poster
- Application of meta-analysis in agricultural studies. 53rd ACS Junior Technical Meeting (JTM) and 38th Puerto Rico Interdisciplinary Scientific Meeting (PRISM). 2019