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Structure and species composition of the Río Hondo Community Forest in Mayagüez, Puerto Rico, before and after Hurricane María: Implications for social-ecological resilience
(2021-05-14)
The effects of abandonment of agricultural lands on forest regrowth and succession merit further study in Puerto Rico. The 27.51 ha Río Hondo Community Forest (RHCF) is a 38 to 46-year-old secondary forest growing on ...
Validación y aceptación de la variedad de habichuela (Phaseolus vulgaris L.) 'Morales' y la variedad de maíz (Sea mays L.) 'Mayorbela"
(2006)
A data base with the daily registries of the sale of bean (Phaseolus vulgaris L.) and corn (Zea mays L.) seed was made for the years 2003 and 2004, at the Isabela Substation of the Agricultural Experimental Station of the ...
Caracterización morfológica y molecular de hongos fitopatógenos de suelo e identificación de bacterias follares en el cultivo de cebolla
(2005)
The objectives of the present investigation were to characterize morphological and molecularly some soilborne phytopathogenic fungi and identify bacteria associated to onion foliage in southern Puerto Rico. Thirteen ...
Evaluación de dos poblaciones de habichuela (Phaseoulus vulgaris L.) para ser utilizadas en el modelo de simulación Cropgro
(2005)
Crop simulation models help in the development of production strategies for future crops and in making tactical decisions during the life cycle of the crop. It is necessary, however, to collect field data to validate the ...
Fijación biológica de nitrógeno por Leguminosas Arbóreas para para sombra de café en Puerto Rico
(2007)
Sustainable production of shaded coffee brings multiple benefits, including the conservation and increase of soil fertility. The objective of this study was to evaluate the capacity of biological N2 fixation of 30 different ...
Características agronómicas y nutricionales de asociaciones de Gramíneas y Leguminosas tropicales
(2007)
Two experiments were conducted. The objective of the first was to compare voluntary intake and digestibility of dry matter (DM), crude protein (CP) and neutral detergent fiber (NDF) of guinea grass-clitoria mixed hay (GCH; ...
Aportación de nitrógeno, fósforo y sedimentos suspendidos durante eventos de tormenta en micro cuencas Del Río Grande de Añasco, Puerto Rico
(2005)
Three of the most important contaminant agents related to non-point sources are
suspended sediments, nitrogen and phosphorus. This study quantified the concentration and discharges of total Kjeldhal nitrogen (TKN), total ...
Respuesta agronómica de líneas de habichuelas (Phaseolus vulgaris L.) a la fertilidad de un Oxisol
(2009)
With the objective to identify genotypes of dry bean efficient in the acquisition of nitrogen (N) and phosphorus (P) and to evaluate the role of the root architecture in the adaptation of these genotypes under low availability ...
Desarrollo de líneas de habichuelas (Phaseolus vulgaris L.) adaptadas a las condiciones ecológicas de Haití con resistencia a enfermedades e insectos
(2007)
La liberación de variedades de habichuela (Phaseolus vulgaris L.) con resistencia a enfermedades y plagas podría reducir pérdidas en rendimiento en Haití. Se utilizó selección asistida por marcadores moleculares y métodos ...
Organic matter and exchangeable aluminum interactions in solis cultivated with coffee (Coffee arabica)
(2007)
The use of shading trees to improve soil quality on coffee plantations has been studied.
A field experiment was established to evaluate the effect of shading densities of P.
carbonarium on chemical properties of an Alonso ...