Pesticide residues in Hale County, Texas, before and after ultra-low volume aerial application of malathion.
D000401:Aircraft; D000818:Animals; D001179:Arthropod Vectors; D004784:Environmental Monitoring; D008294:Malathion / Q000032:analysis*; D010571:Pest Control; D010573:Pesticide Residues / Q000032:analysis*; D013781:Texas