Show Control Red Raspberry Spur Blight by Spray Red raspberry spur r blight makes It Its I It t x appearance about the middle of ot July r and can be recognized by the tee Irregular brown splotches on the new ranes canes The fungus which Is responsible for tor the discoloration Invades the tissue ue surrounding sue sur rounding the buds from which the fruit spurs arise and either destroys them outright or prevents their further growth and development The disease can be controlled satisfactorily by spray spraying In It the young canes with bordeaux bordeaux bor bol deaux mixture when they are six to eight Inches high and every enry two weeks week thereafter until the picking season The old canes should be removed at as soon Boon as 81 the crop has been gathered and a final linal application of ot the spray material should be given at that time For this thle work we recommend an adhesive ad bordeaux mixture having a formula for tor- mula mule 50 3 and containing 2 pounds of rosin fish oil soap to each 60 50 gallons Walter Walter 0 O. Sackett Experiment Expert ment went Station Colorado Agricultural College Collee Fort Collins Colo |