Abstract
Abstract The experiment was conducted in a golf course fairway in Apple V alley, California. Experimental design was a RCB with four replications. Plot size was 5 x 20 ft. Granular formulations were shaken from a glass jar manually c ver the plots. Liquids were applied with a Solo® knapsack sprayer using a hollow cone nozzle at 32 psi, and a 6 gal/1,000 ft2 spray rate. Immediately after application, treatments were watered-in with 1 inch of water. Pretreatment grub density was determined on 4 Sep by cutting 51ft. X 1 ft. X 3 in. randomly sslected sections in the sod in each plot and counting the number of grubs. Insecticide treatments were applied at the same date. Posttreatment grub density v/as determined in the same manner on 18 Sept.
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