Vol. 9 No. 2 (2017)

Articles

• Consumption of Terminalia catappa fruits and use of leaves as tools by the bird Ara ambiguus (Psittaciformes: Psittacidae) in Costa Rica.

  Sergio A. Villegas-Retana, David Araya-H.

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  DOI: https://doi.org/10.22458/urj.v9i2.1894

• Marianismo Identity, Self-Silencing, Depression and Anxiety in Women from Santa María de Dota, Costa Rica

  Mia Kosmicki

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  DOI: https://doi.org/10.22458/urj.v9i2.1895

• Role of gender, professional level, and geographic location of artists on how they represent a story: the case of Little Red Riding Hood

  Karina Barrientos, Julián Monge-Nájera, Zaidett Barrientos, María Isabel González Lutz

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  DOI: https://doi.org/10.22458/urj.v9i2.1896

• Effect of innovating the evaluative strategy on the motivation and performance of students in pilot plant practices for the development of new food products.

  Carmen Andrés Jiménez

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  DOI: https://doi.org/10.22458/urj.v9i2.1897

• Avifaunal species richness in native forest and exotic plantations: effect of altitude and vegetation (Prusia, Costa Rica)

  Mónica González Navarro

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  DOI: https://doi.org/10.22458/urj.v9i2.1659

• Avifaunal characterization of Corral de Piedra Palustrine Wetland, Nicoya, Costa Rica

  Roberto Vargas-Masis, Lilliana Piedra-Castro, Juan Bravo-Chacón

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  DOI: https://doi.org/10.22458/urj.v9i2.1898

• Productive and reproductive indexes of beef cow-calf operations in the southern region of Costa Rica.

  Rodolfo WingChing-Jones

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  DOI: https://doi.org/10.22458/urj.v9i2.1899

• Evaluation of three methods for the recovery of heavy metals in fertilizers

  Esteban Pérez López, César Barrantes Murillo

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  DOI: https://doi.org/10.22458/urj.v9i2.1666

• Morphological characterization of two eggplant (Solanum melongena) genotypes grown under greenhouse conditions in Costa Rica

  Cristina Arguedas García, José Eladio Monge Pérez

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  DOI: https://doi.org/10.22458/urj.v9i2.1670

• Perception on face-to-face tutorials in courses with a virtual component about Agroindustry at UNED, Costa Rica

  Carmen Andrés Jiménez, Ligia Bermúdez Mesén, Dennis Alfaro Rojas

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  DOI: https://doi.org/10.22458/urj.v9i2.1900

• Identification and molecular characterization of tropical cyanobacteria of the genus Nostoc, Calothrix, Tolypothrix and Scytonema (Nostocales: Nostocaceae), with possible biotechnological potential

  Mariela Corrales Morales, Karolina Villalobos, Abad Rodríguez Rodríguez, Nelson Muñoz Simón, Rodolfo Umaña-Castro

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  DOI: https://doi.org/10.22458/urj.v9i2.1710

• Effect of a vitamin supplement and three species of food plants (Fabaceae) on the production of Morpho helenor butterflies (Nymphalidae:Lepidoptera)

  Olivier Castro Morales, Julio M Arias-Reverón, Arnoldo Gadea-Rivas, Luis Alberto Camero Rey

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  DOI: https://doi.org/10.22458/urj.v9i2.1902

• Mineral nutrition and photosynthesis of Prosopis alba (Fabaceae) seedlings under saline stress

  Diego Ariel Meloni, Diolina Moura Silva, Ramón Ledesma, Graciela Inés Bolzón

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  DOI: https://doi.org/10.22458/urj.v9i2.1903

• Do hydroelectric projects affect aquatic plants? The case of Marathrum foeniculaceum (Podostemaceae) in two rivers, Southeastern Costa Rica

  Luis Diego Arias Campos

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  DOI: https://doi.org/10.22458/urj.v9i2.1754

• Parasites of Nile Tilapia larvae Oreochromis niloticus (Pisces: Cichlidae) in concrete ponds in Guanacaste, Northern Costa Rica

  Donald Arguedas C., Cesar Ortega S., Simón Martínez C., Angel Astroza C.

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  DOI: https://doi.org/10.22458/urj.v9i2.1904