Vol 13 No 1

Published March 11, 2021

13 (1) June 2021

Articles

Diego Ariel Meloni, Graciela Inés Bolzón

e3170

Growth, photosynthesis and oxidative stress in Prosopis nigra (Fabaceae) under simulated glyphosate drift

Pre-publication

Arturo Angulo, Jorge San Gil

14

Xanthism in Costa Rican Cichlid fish (Cichliformes: Cichlidae), and ontogenetic variation in Parachromis dovii.

Pre-publicación (Español (España))

Candela Duarte Baschini, Claudia M. Dellafiore

6

The pampean gray fox (Lycalopex gymnocercus) as a disperser of blackberry seeds (Morus nigra)

Pre-publicación (Español (España))

Sianny Chavarría Zamora, Alejandro Chacón Villalobos, Rodolfo WingChing Jones

10

Effect of hen housing (free-range, free cage, and cage) on fatty acids, consumption, and consumer perception of the eggs

Pre-publicación (Español (España))

Arturo Angulo, Ana Rosa Ramírez Coghi, Myrna López Sánchez

27

Identification keys for the fish of continental and insular waters of Costa Rica. Part I: Families.

Pre-publicación (Español (España))

Gabriela Pérez Gómez, Virginia Alvarado García, Jorengeth Abad Rodríguez Rodríguez, Federico Herrera, Rolando Sánchez Gutiérrez

17

Physicochemical and microbiological quality of surface water in the Grande de Tárcoles River, Costa Rica: an ecological approach

Pre-publicación (Español (España))

Zaidett Barrientos

12

Feeding habitat of the understory arboreal snail Tikoconus costarricanus (Stylommatophora: Euconulidae) in a tropical montane wet forest, Costa Rica

Pre-publication

Junior Pastor Pérez-Molina, Carola Scholz, Roy Pérez-Salazar, Carolina Alfaro-Chinchilla, Ana Abarca Méndez, Leandro Araya Leitón, Jeslyn Carranza Chaves, Addy Echevarría Figueroa, Mariana Elizondo Blanco, Rachel Ardón Rivera, Sofía Flores Aguilar, Catalina Solís Calderón

15

Spatial variation of physicochemical parameters in a constructed wetland for wastewater treatment: An example of the use of the R programming language

Pre-publication

Francisco S. Álvarez, Saúl González Murcia, Caleb D. McMahan, Wilfredo A. Matamoros

24

Cyprinodontiform fishes of El Salvador

Pre-publication

Hypothesis

Julian Monge Nájera

4

Why sloths defecate on the ground: rejection of the mutualistic model

Pre-publication