Crop networks. Searching for new concepts for collaborative genetic resources management: Papers of the EUCARPIA/IBPGR Symposium
Barley genetic resources: Report of an International Barley genetic resources workshop held at Helsingbord Kongresscenter Helsingborg, Sweden 20-21 July 1991
A report on the socio-economics of bean production and marketing in Uganda: Information for research planning
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