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Article
Occurence of corn stunt spiroplasma at different elevations in Mexico
(American Phytopathological Society (APS), 1989)
A survey of Spiroplasma kunkelii, or corn stunt spiroplasma (CSS), was conducted in Mexico from October 1985 to March 1988 using phase contrast or dark field light microscopy (DFM) and enzyme-linked immunosorbent assay ...
Article
First detection of Pseudomonas fuscovaginae on maize and sorghum in Burundi
(American Phytopathological Society (APS), 1989)
Pseudomonas fuscovaginae was isolated from brown rot lesions on leaf sheaths and husks of maize at the silking stage and on flag leaf sheaths of sorghum at the booting stage in smallholders’ fields between 1,450 and 2,100 ...
Handbook
Perfil del maíz, Guatemala: sus implicaciones en el establecimiento de prioridades de investigación
(CIMMYT, 1989)
La república de Guatemala posee una extensión territorial de 108,889 km2 con aproximadamente 64 habitantes por km2 y un índice de crecimiento poblacional de 2.85% anual. Políticamente el país esta dividido en 22 departamentos, ...