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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 ...
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 ...
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 ...
Chitosan-based nanoparticles for controlled release of Bromacil
(2018-12)
Herbicides are the most widely used method for weed control. However, the agricultural industry worldwide is facing several challenges including the environmental pollution problems (soils and water) caused by the unsuitable ...
Dinámica poblacional de la broca del café Hypothenemus hampei (Ferrari) y sus enemigos naturales en el cultivo de café Coffea arabica L. en Puerto Rico
(2013)
To understand the population dynamics of the coffee berry borer (CBB), Hypothenemus hampei Ferrari, under Puerto Rico coffee field conditions, monthly samples of coffee berries were collected in Adjuntas and Maricao during ...
Paecilomyces lilacinus (Thom) Samson y Trichoderma harzianum (Rifai) antagonistas del nematodo de quiste de la soya Heterodera glycines (Ichinohe) presentes en suelos de Puerto Rico
(2014)
Soil samples were collected in four areas of Puerto Rico; three forest areas and one agricultural area cultivated with soybeans in order to isolate and identify antagonistic fungi to the soybean cyst nematode, Heterodera ...
Efectividad de fungicidas sistémicos y de contacto para el control de Sigatoka negra (Mycosphaerella fijiensis Morelet) en guineo en Isabela, Puerto Rico
(2010)
Sigatoka negra Mycosphaerella fijiensis (anamorfo Pseudocercospora fijiensis) es la enfermedad más limitante para la producción de guineos en Puerto Rico. Un experimento de campo se estableció en la estación Isabela para ...
Caracterización morfológica, patogénica y molecular de hongos asociados a frutales exóticos tropicales, rambutan (Nephelium lappaceum L.) y longán (Dimocarpus longan L.) en Puerto Rico
(2010)
El rambután, Nephelium lappaceum L., y el longán, Dimocarpus longan L., son frutales exóticos tropicales que han ganado auge en el mercado internacional despertando interés en los agricultores de Puerto Rico. Sin embargo, ...
Detección y caracterización de bacterias endofíticas en árboles de cafeto (Coffea arabica L.) y de sombra en Puerto Rico
(2012)
Among bacterial diseases affecting coffee (Coffea arabica L.), coffee leaf scorch (CLS) caused by the bacterium Xylella fastidiosa (Xf) Wells et al., limits production in many countries. The importance of endophytic bacteria ...
Sigatoka disease complex of Musa spp. in Puerto Rico and the development of a transformation vector for Pseudocercospora fijiensis to examine the avirulence 4 (PfAvr4) effector during infection of Musa spp.
(2021-05-14)
Bananas and plantains (Musa spp.) are among the world’s most economically
important crops. Worldwide, the most important fungal leaf diseases of Musa spp. are the
Sigatoka disease complex, comprised of the black leaf ...