Abstract:
Pseudomonas fluorescent is microbe colonization plant root having potential
agent bio control for plant disease special soil bom pathogen. One them is
Ralstonia solanacearum which is bacterium to damage plant banana in the
Indonesia. This research was conducted in Faculty of agriculture Plant Disease
Laboratory, Riau University during 4 month of in starting November 2007 until
February 2008, direction to gets isolate Pseudomonas fluorescent local of Riau
and indicated of the antagonist to bacterium Ralstonia solanacearum in vitro.
Isolate Pseudomonas fluorescent acquire from 4 village in sub-district of Kampar
that is village Binuang, Pasir Sialang, Komantan and Muara Uwai. This research
analysis statistic descriptive in the form of tables and picture. At observation
which has been done to 4 village to have characterization of the same morphology
and to indicated green pigment of used ultraviolet. The result antagonist assay
indicated that performance of highest antagonist in pursuing R. solanacearum that
is village Binuang.
