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Impact of invasive N-fixing tree species on soil dynamics
(2013)
Invasive species cause impacts around the world affecting native communities through competition, hosting diseases and altering soil dynamics. Loss of native species and altered ecosystem services often result from invasion. ...
Relación entre la madurez aparente al cosechar y la calidad post-cosecha de cultivares de melocotón [Prunus persica (L). Batsch] con bajo requerimiento de horas-frío en Puerto Rico
(2009)
The goal of this research was to establish the minimum initial apparent maturity at harvest (based on the external coloration of the fruit) so that peach fruits could have acceptable attributes of quality by time of the ...
Tiempos de aplicación de oxyfluorfen y halosulfuronmethyl y su control de malezas en cebollas (Allium cepa L.)
(2004)
Three field experiments were conducted to evaluate phytoxicity and efficacy of weed control of oxyfluorfen [2-chloro-1-(3-ethoxy-4-nitrophenoxy)-4-(trifluoromethyl) benzene] and halosulfuron-methyl [[(4,6-dimethoxy-2-pyr ...
Desarrollo de líneas de frijol (Phaseolus vulgaris L.) que combinen resistencia a Mustia hilachosa [Thanatephorus cucumeris Frank (Donk)], Bacteriosis común (Xanthomonas axonopodis pv. phaseoli) y los virus BGYMV, BCMV y BCMNV
(2017)
The common bean (Phaseolus vulgaris L.) is one of the most extensively consumed grain legumes worldwide. Seed yields of this crop are affected by different biotic and abiotic factors. Web blight caused by Thanatephorus ...
Epidemiología de la Sigatoka negra (Mycosphaerella fijiensis Morelet) en una plantilla de guineo en Puerto Rico
(2010)
In order to study the effect of various climatic variables (temperature, relative humidity, rainfall and solar radiation) on the development of black Sigatoka (severity index, youngest diseased leaf and youngest leaf ...
Evaluación de bioestimulantes en la productividad y calidad de frutas, y presencia de plagas y enfermedades en pulasán (Nephelium ramboutan-ake) en la zona montañosa de Mayagüez, Puerto Rico
(2017)
The market for exotic fruits has been increasing in the 21st century, with fruits belonging to the Sapindaceae family receiving special attention. A fruit crop in that family, the pulasan (Nephelium ramboutan-ake), represents ...
Efecto de diferentes métodos de fertilización y manejo de agua en el rendimiento del cultivo de piña [ Ananas Cosmosus (L.) Merr.] bajo condiciones de campo
(2012)
Pineapple [Ananas comosus (L.) Merr.] is an important fruit crop in many tropical countries around the world. Its production has decreased dramatically in Puerto Rico by 77% since 1965. This reduction may be due to problems ...
Efecto de nitrógeno y coberturas sobre el rendimiento y calidad del pimiento (Capsicum annuum L.) en el valle de Lajas de Puerto Rico
(2017)
Two studies were conducted at the Agriculture Experimental Station (AES), Lajas, Puerto
Rico to determine pepper (Capsicum annuum L.) yield grown in a legume living mulch
(LLM; Mucuna pruriens) and plastic cover (PC) at ...
Caracterización de los nutrientes y sedimentos en la escorrentía de suelos enmendados con residuos orgánicos de vaquería
(2009)
Runoff with elevated phosphorus (P) and nitrogen (N) concentrations from agricultural soils contributes to surface water quality reduction. The effects of soil test P, dairy manure sludge application levels, and time after ...
Manejo de nemátodos fitoparasíticos utilizando productos naturales y biológicos
(2006)
This study is intended to evaluate different non-chemical agricultural practices such as organic amendments, biocontrol fungi and antagonist legumes in the control of plant parasitic nematodes. Greenhouse and field trials ...