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ISSN: 0120-0135    frecuency : 4   format : Electrónica

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Volume 35 Number 2 Year 2018

7 articles in this issue 

Claudia Marcela Lopez D., Isidro Elias Suarez P.

Arrow cane (Gynerium sagitatum Aubl.) is a Poaceae species used as fiber source to make traditional and valuable handmade craftsmanship by indigenous communities in Northern Colombia. Since no commercial crops are established fiber needs are tak... see more

Pags. 5 - 13  

Hugo Castro, Juan Carlos Guerrero

Oxisols form one of the broader agricultural frontiers in the world; in South America, there are 243 million hectares, with 17 million in Colombia. Acidity resulting from aluminum, debasification and low availability of phosphorus are the most r... see more

Pags. 14 - 26  

Horacio Andrada, Gabriela Di Barbaro

The main problem of the agricultural production in arid and semiarid regions is mainly the scarcity of irrigation water and the low quality of the soils. Hence, it is important to find alternatives and efficient water resources management practi... see more

Pags. 27 - 35  

Pedro Pablo Bacca A., Diana Lucía Burbano M.

Restoration ecology is globally well-known as an important activity in efforts to preserve and revert the Environmental degradation as well as to moderate the climate change. Despite being a young discipline, the Restoration ecology has rapidly advan... see more

Pags. 36 - 50  

Diana Milena David M., Rómulo Campos Gaona, José Edmundo Apráez, Mauricio Vélez Terranova, Gema Lucia Zambrano B.

Dairy farms of the department of Nariño present nutritional concerns, especially in the transition period and early lactation, because of the energy imbalance of the diets, which causes deficiencies in the productive and reproductive activity of the cows.... see more

Pags. 51 - 63  

Kelly Botero O., Tatiana Arias

Population growth, climate change and the loss of ecosystem services are some of the challenges facing agriculture in recent decades to ensure long-term food security. Plant breeding programs can contribute to the development of genotypes adapted to new e... see more

Pags. 64 - 78  

Climate change affects sensitively the agricultural sector, which generates social conflicts, economic losses and threatening food security; as evidenced during rainfalls and drought periods presented during the phenomena of “El niño” and “La niña” in Col... see more

Pags. 79 - 91