Agronomía Costarricense: Vol. 38, No. 1 | Agronomía Costarricense

Rafael Murillo, Alfredo Alvarado, Jean Mark Verjans

Foliar nutrient concentration in teak plantations at the Panama Canal watershed

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Jeffry Sánchez-Salas, Jorge Alberto Elizondo Salazar, Evelio Víquez Matei, Carlos Orozco-Vidaorreta

Supplementation with organic selenium and its effect on productive and reproductive performance in grazing dairy cows in Costa Rica

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Carlos Henríquez, Lidieth Uribe, Arturo Valenciano, Rogelio Nogales

Soil enzyme activity -Dehidrogenase, ß-glucosidase, Phosphatase and Urease- under different crops

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Alejandro Saborío-Montero, Jorge Ml. Sánchez

Body condition assessment in a grazing Jersey cows herd in the highlands of Cartago. Variations during the productive cycle

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Fabián Echeverría, Miguel Barquero, David Rodríguez

Root development in F1 coffe hybrids obtained by tissue culture

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Alfredo Alvarado, Rafael Mata, Miguel Chinchilla

Clay minerals identified in soils of Costa Rica from 1931 to 2014: I. History, methods of analyses, and mayor clay types found in volcanic ash derived soils

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Alfredo Alvarado, Rafael Mata, Miguel Chinchilla

Clay minerals identified in soils of Costa Rica from 1931 to 2014: II. Major clay types described in soils with vertic, and oxidic-kaolinic properties

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Luis Villalobos, Jose Arce

Agronomic and nutritional evaluation of african star grass-based pastures (Cynodon nlemfuensis) in the region of Monteverde, Puntarenas, Costa Rica. II. Nutritional Value

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Frank E. Montenegro-Juárez, Consuelo Rojas-Idrogo, David Quevedo-Calle, Guillermo E. Delgado-Paredes

Effect of sulpomag and organic complexs as partial substitutes of the culture medium used in the micropropagation of Musa sp. Cv. Cavendish

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Yira Lucia Sepúlveda, María Claudia Díez, Nelson Walter Osorio, Flavio Humberto Moreno, Juan Diego León

Characterization of visual symptoms of nutritional deficiencies in oak seedlings

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Rafael A. Calderón, Marianyela Ramírez, Fernando Ramírez, Ethel Villalobos

Effectiveness of formic acid and thymol in the control of Varroa destructor in africanized honey bee colonies

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Jorge Alberto Elizondo-Salazar, José Pablo Jiménez-Castro

Phosphorous balance on Costa Rican dairy farms

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Róger Fallas, Floria Bertsch

Analysis of the potato crop nutrient status in Costa Rica, on the basis of existing information

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María del Milagro Cerdas Araya, Marta Montero Calderón, Omar Somarribas Jones

Verification of dry matter content as indicator of harvest for Hass avocado fruits (Persea americana) grown in intermediate elevation production areas at Los Santos, Costa Rica

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Jorge Luis Muñoz Marticorena, Alexander Rodriguez Berrío

Mites associated with the avocado crop (Persea americana Mill) in the Central Coast of Peru

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Fabián Galvis, Laura Yolima Moreno

Molecular characterization using rep-PCR of native isolates of Bacillus thuringiensis, obtained from soil samples

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