Show PLANS TO CONTROL BEAN seed selection Is most important i spraying with bordeaux mixture favored by OTTO A colorado agricultural coll college ge fort colllns colling colo bean n fungus disease common at certain portions of the season upon the wax and green beans causes spotting of tile pods and growing rowina ro wint parts the disease re first appears as a small purplish discoloration which later develops into a larger spot with a darkened sunken center bordered by a lightbrown light brown ring spots can run biln together forming irregular sunken areas during certain stages a pink mass of spores is formed in the center of each spot the fungus penetrates through the pod into tho the bean seeds the latter often becoming discolored or spotted cd various control methods can be u used ed seed selection is the most important seeds should only be used from healthy pods preferably grown on fields where little disease is present it is practically impossible to select clean seed except by taking those from healthy pods spraying with bordeaux mixture 3 3 50 formula is advised when the disease appears early lidd and if practicable burning of infected material and rot rotation aaion of crops is important |