Malathion aerial spray controls the pine needle -sheath miner
| Authors: | Robert E. Stevens |
| Year: | 1966 |
| Type: | Research Note |
| Station: | Pacific Southwest Research Station |
| Source: | Res. Note PSW-RN-102. Berkeley, CA: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Experiment Station. 2 p |
Abstract
A water emulsion malathion spray, applied by helicopter at the rate of 1 lb. of insecticide in 25 gallons of water, effectively controlled the pine needle-sheath miner (Zelleria haimbachi Busck). Numbers of insects in the sprayed area were reduced by 98.6 percent 24 hours after treatment.