Rubber tapping system effect on the productivity of Hevea brasiliensis in the Colombian Middle Magdalena gan Rojas M., Jairo, Rojas, Mervin, Rueda, Gustavo Hernando, Suárez, Yeirme Jaimes, Furtado, Edson Luiz

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Pineapple guava [Acca sellowiana (O.Berg) Burret] growth, production and fruit quality in response to potassium nitrate, potassium phosphate and ethephon gan Combariza, Luis Fernando, Neira, César Augusto, Fischer, Gerhard, Corredor, Guillermo, Quintero, Ómar Camilo

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Efecto de sistemas de sangría sobre la productividad de Hevea brasiliensis en el Magdalena Medio Santandereano gan Rojas Molina, Jairo, Rojas Buitrago, Mervin Andrés, Rueda, Gustavo Hernando, Jaimes Suárez, Yeirme, Luiz Furtado, Edson

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