Untersuchungen zur amphikarpie der tropischen weideleguminose Centrosema rotundifolium Mart. ex Bentham in den Llanos Orientales, Kolumbien
La "chamusquina" del tomate, enfermedad ocasionada por un tospovirus en Aují y Regaderos (Cerrito, Valle)
Bean yellow mosaic and other viruses in bean (Phaseolus vulgaris) in western Asia, south-eastern Europe and northern China
Bean (Phaseolus vulgaris L.) inoculation success as affected by rhizobium strain competition and mobility in soil