artículo académico

• Calcium and phosphorous balance of dairy cows grazing in temperate pasture in Sabana of Bogota, Colombia-.  Irish Journal of Agricultural and Food Research.  138:132-132. 2009
• Nitrogen and phosphorous balance of cows offered different amounts of kikuyu (Pennisetum clandestinum) and suplemented with oats (Avena sativa) silage.  Irish Journal of Agricultural and Food Research.  138:559-570. 2009
• Nitrogen use by dairy cows grazing grass alone or grass mixed with Lotus uliginosus swards in the high altitude of the Colombian Andes.  Irish Journal of Agricultural and Food Research.  48:278-278. 2009
• Productive potential of Lotus uliginosus in specialized dairy systems at the high altitudes of Colombian Andes -.  Irish Journal of Agricultural and Food Research.  48:277-277. 2009
• Balance de nitrógeno y producción de leche en pasturas de clima frío en la región occidente de la sabana de Bogotá, Colombia.  XII Encuentro Nacional y V Internacional de Investigadores de las Ciencias Pecuarias - ENICIP.  20:615-616. 2007