Genotype (G) and G x environment (E) interactions in sorghum in acid soils of the Oriental Llanos of Colombia
Phosphorus transformations in an oxisol under contrasting agricultural systems: the role of the microbial biomass
The influence of pastures on soil physical characteristics of an Oxisols in the Eastern Plaines (Llanos Orientales) of Colombia
An integrated approach to soil-plant-animal interactions on grazed legume-based pastures on tropical acid soils
Standing root biomass and root distribution in Brachiaria decumbens-Arachis pintoi pastures under grazing