Potato early blight epidemics and comparison of methods to determine its initial symptoms in a potato field

The influence of an early blight epidemic on potato tuber yield was evaluated in three field experiments during 2000 to 2002 crop seasons under Viçosa, Minas Gerais state growing conditions. Through a disease severity gradient method, used four different dosages of fungicide chloratalonil were obtai...

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Detalles Bibliográficos
Autores Principales: Campo Arana, Rodrigo OrlandoZambolim, Laércio, Costa, Luiz Claudio
Publicado: Universidad Nacional de Colombia 2007
Materias:
Acceso en línea:http://hdl.handle.net/20.500.12324/34763