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Now showing items 101-110 of 110
Water quality assessment of a tropical freshwater marsh using aquatic insects
(2005)
Laguna Cartagena, located in the municipality of Lajas, is the only natural freshwater
lagoon of Puerto Rico. The lagoon gives refuge to many animal and plant species, some
of them endemic and endangered. Agriculture in ...
Ecología poblacional y reproductiva de Cordia bellonis Urb. (Boraginaceae), una especie en peligro
(2006)
Cordia bellonis Urb. is a rare and endemic shrub located in the Maricao and Río Abajo
Commonwealth Forests. No individuals were registered in the Susúa forest. The species grows
on serpentine and limestone soils, at edges ...
Yellow Warbler (Dendroica Petechia) breeding biology and parasitism by the Shiny Cowbird (Molothrus Bonariensis) in Boquerón, Puerto Rico
(2006)
Abstract- Aspects of the breeding biology of the Yellow Warbler (Dendroica petechia) and Shiny
Cowbird (Molothrus bonariensis) parasitism were studied in Boquerón, Puerto Rico from 2001 to 2002.
Fifty-seven percent (n = ...
Distribución vertical de Glomerella cingulata (Colletotrichum gloeosporioides) sobre una siembra comercial de gandul (Cajanus cajan L.)
(2005)
Pigeon pea [Cajanus cajan (L.) Millsp.], a crop of great importance in tropical
countries, is affected by pod anthracnose, caused by Colletotrichum spp. The
objectives of this investigation were to study the vertical and ...
A study of Randia portoricensis (Urb.) Britton & Standley [Bubiaceae]: a rare species
(2006)
Randia portoricensis (Rubiaceae) is an endemic shrub known historically from two locations in Guánica and Yauco. Six populations, including one found in 1992 at Montes de Barina in Yauco, with a total of 38 adults and 40 ...
Microbial diversity of a fluidized-bed bioreactor treating diesel-contaminated groundwater (Vega Baja, Puerto Rico)
(2006)
Culture and culture-independent techniques were used to characterize the microbial
community structure within a fluidized bed reactor (FBR) used to remediate a dieselcontaminated
aquifer. Under normal operating conditions, ...
Microorganismos presentes en la pared del tubo digestivo de Onychochaeta borincana (Oligochaeta: Glossoscolecidae)
(2005)
Scanning electron microscopy was used to detect the presence of microorganisms on the internal intestinal surface of Onychochaeta borincana. The intestines of fourteen adult specimens were extracted, washed, and prepared ...
Catastro de hongos endófitos miceliales en Thrinax morrisii H. Wendl. en el Bosque Estatal de Susúa, Sabana Grande, Puerto Rico
(2005)
Endophytic fungi are organisms that, during all or part of their life cycle, invade
the internal tissues of plants without causing symptoms of disease. A survey of
endophytic micelial fungi in leaves of Thrinax morrisii ...
Identificación y caracterización de los microorganismos asociados a la pared intestinal de Onychochaeta borincana (Oligochaeta: Glossoscolecidae)
(2006)
The intestinal symbiotic relationship between microorganisms and invertebrates is well
known. In the case of soil arthropods, the relationship is widely studied, but in earthworms
this relation has been only suggested. ...
Efectos del estado nutricional y la disponibilidad de presas sobre el comportamiento territorial de Anolis cristatellus, en el bosque urbano de Mayagüez – Puerto Rico
(2007)
The crested lizard (Anolis cristatellus) usually deploys aggressive or territorial behavior, to which several adaptive functions have been attributed that can vary depending on the individual and the quality of territory. ...