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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; ...
Variation for Anthracnose (Colletotrichum sublineolum) resistance within the Sorghum [Sorghum bicolor (L.) Moench] germ plasm collection from the Kayes region of Mali, West Africa
(2007)
Anthracnose, caused by Colletotrichum sublineolum, is considered one of the most important diseases of sorghum. The pathogen is highly variable; therefore, additional sources of host plant resistance are needed for the ...
Plant-water relationships for several common bean genotypes (Phaseolus vulgaris L.) with and without drought stress conditions
(2007)
This research presents results related to plant-water relationships under drought and non-drought stress conditions for several common bean (Phaseolus vulgaris L.) genotypes, including the local and most-widely planted ...
Efecto del manejo de nitrógeno sobre características agronómicas, composición química y fermentativas de híbridos de maíz a diferentes edades de corte
(2007)
The dairy cattle industry in Puerto Rico lacks forages of high nutritive value. Maize silage is a high energy value crop and offers potential for use in the industry, but its low protein concentration is a major concern. ...
Desarrollo de métodos para la transformación genética de frijol común a través de electroporación
(2007)
Common bean (Phaseolus vulgaris L.) is the most important legume crop for small farmers worldwide. Weeds, through competition, cause yield reductions in common bean. Through genetic engineering, herbicide resistant lines ...
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 ...
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 ...