6. Likelihood of Introducing Nonindigenous Organisms
95
USDA (1996c) Karnal Bunt: special risk assessment addendum II, risk of new outbreaks
via seed harvested and planted in Arizona. U.S. Department of Agriculture, USDAAPHIS-PPQ, Riverdale, MD
USDA (1996d) Karnal Bunt: special risk assessment addendum III, risk of outbreak in
states receiving grain for milling from quarantine areas when millfeed is not treated. U.S.
Department of Agriculture, USDA-APHIS-PPQ, Riverdale, MD
USDA (1997) Karnal Bunt: likelihood of spread associated with proposed 1997 program
options. Plant pest risk assessment. I. Grain shipped from 1996 program areas to domestic mills, millfeed not treated. II. Seed shipped from 1996 program areas for domestic
planting. U.S. Department of Agriculture, USDA-APHIS-PPQ, Riverdale, MD