Title Input Editor

Description Input Editor

UPR Adm Central, Calle Flamboyán Jardín Botánico Sur, Río Piedras, PR (787) 250 - 0000 repositorio.upr@upr.edu

Biblioteca UPR
  • Start
  • About Us
    • Institutional Repository
    • Self-archiving
    • Rights, Licenses and Certifications
    • Staff
  • Libraries
    • UPR libraries
    • Catalog
  • Services
    • Library Directors
    • UPR repository
    • UPR patents
  • Help
    • Guides
  • Contact us
    • Contact Us
  • Start
  • About Us
    • Institutional Repository
    • Self-archiving
    • Rights, Licenses and Certifications
    • Staff
  • Libraries
    • UPR libraries
    • Catalog
  • Services
    • Library Directors
    • UPR repository
    • UPR patents
  • Help
    • Guides
  • Contact us
    • Contact Us
UPR Adm Central, Calle Flamboyán Jardín Botánico Sur, Río Piedras, PR(787) 250 - 0000repositorio.upr@upr.edu
Search 
  •   UPR Repository
  • University of Puerto Rico
  • Theses & Dissertations
  • Search
  •   UPR Repository
  • University of Puerto Rico
  • Theses & Dissertations
  • Search
    • English
    • Español
  • English 
    • English
    • Español
  • Login
JavaScript is disabled for your browser. Some features of this site may not work without it.

Search

Show Advanced FiltersHide Advanced Filters

Filters

Use filters to refine the search results.

Now showing items 1-10 of 110

  • Sort Options:
  • Relevance
  • Title Asc
  • Title Desc
  • Issue Date Asc
  • Issue Date Desc
  • Author Asc
  • Author Desc
  • Results Per Page:
  • 5
  • 10
  • 20
  • 40
  • 60
  • 80
  • 100
Thumbnail

Purification and characterization of trypsin from intestinal and pyloric caecal tissues from the silk snapper, Lutjanus vivanus (Cuvier, 1828) 

Rivera-Santos, Mishelle (2003)
In an effort to better understand the chemical digestion of proteins in the silk snapper, Lutjanus vivanus (Cuvier, 1828), and thereby obtain a deeper understanding of how this fish meets its dietary needs for amino acids ...
Thumbnail

Fluorescent based assessment of trypsin activity vs total proteases in the queen triggerfish, Balistes vetula 

Puerta-Martínez, Francisco (2007)
Amino acids that comprise proteins constitute essential nutrients for any animal organism. Indeed they are directly related to its growth and maintenance. Protein assimilation depends on the catalytic properties of ...
Thumbnail

Application of simple sequence repeat (SSR) markers for genotype differentiation of 24 Cassava (Manihot esculenta Crantz) accessions 

Correa-Morales, Ana M. (2008)
The genetic diversity and differentiation of 24 cassava (Manihot esculenta Crantz) accessions from the Puerto Rican collection are assessed in this study. In addition, 63 cassava DNA samples from the CIAT (Centro Internacional ...
Thumbnail

Composición de tardígrados en el musgo Caymperes palisotti Schwaegrichen sobre seis forofitos (árboles) en la Universidad de Puerto Rico, Recinto de Mayagüez 

Jerez-Jaimes, Javier H. (2003)
The influence of the phorophytes (trees) Bucida buceras (ucar), Calophyllum brasiliense (Maria tree), Hymenaea courbaril (locust), Mangifera indica (Mango), Veitchia merrillii (palma Manila) , and Swietenia macrophylla ...
Thumbnail

Diversity and microbial community structure at a former military ranges in Vieques (Puerto Rico) 

Caro-Quintero, Alejandro (2008)
The eastern part of the island of Vieques (Puerto Rico) was subjected to live fire bombing by the US Navy and Marine Corps for approximately 60 years, leaving multiple unexploded ordnances in terrestrial and marine ...
Thumbnail

Identificación y caracterización de los microorganismos asociados a la pared intestinal de Onychochaeta borincana (Oligochaeta: Glossoscolecidae) 

Valle-Molinares, Roger H. (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. ...
Thumbnail

Benthic macroinvertebrates as bioindicators of water quality in the Yaguez River, Mayaguez, Puerto Rico 

Ruperto-Cintrón, Jessica M. (2008)
The objective of this study was to correlate the diversity of aquatic macroinvertebrates with water quality of the Yagüez River in Mayaguez, Puerto Rico. In the year 2005, for a period of eight months (January 27-December ...
Thumbnail

Estudios de Brunfelsia densifolia Krug & Urb. (Solanaceae), una planta endémica rara. 

Vega-López, Víctor J. (2006)
Brunfelsia densifolia Krug & Urb. (Solanaceae) is a rare plant, endemic to the Maricao Forest Reserve, of which very little is known. A search for individuals was carried out in the forest, and a study was conducted of its ...
Thumbnail

Metazoan parasites of Groupers (Epinephelinae, Pisces) from Puerto Rico 

Medina-Rios, Sergio (2008)
The subfamily Epinephelinae (Groupers) is a major group of commercially important fishes of the world with 19 species reported from Puerto Rico. The goal of the present study was characterize the diversity of parasites ...
Thumbnail

The toxicity of liquid edger herbicide on the brine shrimp Artemia franciscana 

Sáenz-Zea, Diana M. (2008)
The effect of 0.0001 and 0.00001 mg/L concentrations of Liquid Edger (LE) herbicide was evaluated on the parental generation, F1 and F2 of Artemia franciscana. The criteria evaluated were parental life span, survival to ...
  • 1
  • 2
  • 3
  • 4
  • . . .
  • 11

Browse

All of UPR DIReCommunities & CollectionsTitlesThis CollectionTitles

My Account

Login

Discover

AuthorAcevedo-Matos, Julio O (1)Acevedo-Morantes, Claudia Y. (1)Agosto-Díaz, Ramón E. (1)Anadón-Irizarry, Verónica (1)Ara-Rojas, Silvia L. (1)Argüello-López, Ana M. (1)Arias-García, Andrea (1)Arroyo-Rojas, Marylee (1)Bailón-Ruiz, Sonia J. (1)Barraza-Cabarcas, Rogelinda E. (1)... View MoreAdvisorDiffoot-Carlo, Nanette (7)Kolterman, Duane A. (7)Maldonado-Ramírez, Sandra L. (7)Massol-Deyá, Arturo A. (7)Martínez-Cruzado, Juan C. (6)Ríos-Velázquez, Carlos (6)Santos-Flores, Carlos J. (6)Bird-Picó, Fernando J. (5)Lewis, Allen R. (4)Mari-Mutt, José A. (4)... View MoreKeywordsParvovirus LuIII (4)Trypsin (3)Anolis cristatellus (2)Bahía de Mayagüez (2)Cassava (2)Coleoptera (2)Diversidad bacteriana (2)Fitoplancton (2)Hongos miceliales (2)Onychochaeta borincana (2)... View MoreSubject HeadingParvoviruses (5)Trypsin (3)Anoles--Puerto Rico. (2)Anolis cristatellus--Puerto Rico. (2)Bryophytes--Puerto Rico. (2)Fluidized reactors (2)Forest bryophytes--Puerto Rico. (2)Mitochondrial DNA--Puerto Rico. (2)Mosses--Puerto Rico. (2)Mycelium (2)... View MoreTypeThesis (110)Date2006 (23)2008 (22)2007 (19)2004 (14)2005 (13)2009 (10)2003 (6)2001 (2)2000 (1)Department
Department of Biology (110)
ProgramBiology (110)CollectionTheses & Dissertations (110)

Statistics

Most Popular ItemsStatistics by CountryMost Popular Authors
  • Propose Content |
  • Learn More |
  • Statistics |
  • Feedback |
  • Contact Us
Biblioteca UPR

Universidad de Puerto Rico © 2021 - Todos los derechos reservados.