الفهرس | Only 14 pages are availabe for public view |
Abstract The present work was conducted to study : 1-Isolation and identification of the casual organisms of sugarbeet root rot disease. 2-Virulence tests. 3-The reaction of some cultivars to sugarbeet root rot disease in the field. 4-The efficiecy of some plant extracts on R.solani, F.solani and S.rolfsii in laboratory greenhouse and field. 5-Studty the effect of certain biological agents in controlling sugarbeet root-rot disease under laboratory, greenhouse and field conditions. 6-Study the combined effect of plant extracts with vitavax-therim. 7-Effect of vitavax-therim fungicide on the efficiecy of biological control in vitro and in vivo. 8-Effect of soaking seed into different combinations of plant extracts, bioagents and fungicide on infection with S.rolfsii in greenhouse. 9-Effect of these treatments on oxiidizing enzymes. |