Noble Hardwoods Network: Report of the sixth (9-11 June 2002, Alter do Chão, Portugal) and seventh meetings (22-24 April 2004, Arezzo, Italy)
Phaseolus novoleonensis, a new species (leguminosae, phaseolinae) from the Sierra Madre Oriental, Nuevo León, México
Forage quality and tannin concentration and composition of a collection of the tropical shrub legumes Flemingia macrophylla
Effects of tillage systems on soil physical properties, root distribution and maize yield on a Colombian acid-savanna Oxisol
Decision support tools and technologies to assess and reverse land degradation in tropical savanna and hillside agroecosystems of Latin America