Omaththage P. Perera
Omaththage P. Perera
USDA - ARS
Southern Insect Management Research Unit
141 Experiment Station Road
Stoneville,
MS
USA
38776
Papers:
DSP61
Susceptibility of Helicoverpa zea and Heliothis virescens to Commercial Formulations of Bacillus thuringiensis and Lypholized Tissue from Bt Crops