Flexuous, threadlike particles in leaf cells of Echinocloa colonum infected with rice hoja blanca virus
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
Role of phosphoenolpyruvate carboxylase in the adaptation of a tropical forage grass to low-phosphorus acid soils