Buscar
Mostrando ítems 21-30 de 97
Estudio de los factores de manejo que inciden en la producción de semillas de Poa ligularis Nees ap. Steudel ("poa")
(1996)
Indice: Efecto de la edad cronológica del cultivo sobre los componentes vegetativos y reproductivos que inciden en la producción de panojas -- Determinación del momento óptimo de cosecha en la producción de semilla -- ...
The effects of dose and route of administration of prostaglandin in cattle
(2002)
Two studies were designed to determine effects of different doses of prostaglandin (PGF) by different routes of administration on luteolysis, behavioral and tissue responses, fertility, interval to estrus, luteinizing ...
A biogeographical approach to plant invasions : ecology and evolution of an invasive ruderal in native and introduced ranges
(2005)
Most theory and empirical research on exotic invasions is based on the assumption that problematic exotics are much more abundant in regions where they invade than in regions where they are native. The overwhelming majority ...