Spatial and temporal variation in duckweed and filamentous algal levels in contiguous floodplain lakes of the Upper Mississippi River.

摘要

ABSTRACT Feeding damage by arthropods is known to render waterhyacinth plants vulnerable to diseases. During this study, six South African fungal isolates (Alternaria eichhorniae Nagraj and Ponappa, A. alternata [Fr.] Keissler, Acremonium zonatum [Sawada] Gams, Fusarium oxysporum Schlecht, F. solani [Mart.] Sacc., and Myrothecium roridum Tode ex Fr) were tested for their disease-causing potential against waterhyacinth (Eichhornia crassipes [Mart.] Solms-Laubach; Pontederiaceae). They were appli.