Number 793 __________ October 6, 1997
CONTENTS
TOBACCO:
VARIETY PLAYED A KEY ROLE IN REDUCING LOSSES TO THE VIRUS COMPLEX, BUT BLUE MOLD TOLERANCE WAS A DRIVING FORCE IN VARIETY SELECTION
FORAGE CROPS:
SELECTING ALFALFA VARIETIES WITH DISEASE RESISTANCE
SHADE TREES AND ORNAMENTALS:
DRY WEATHER INITIATES LANDSCAPE DISEASE PROBLEMS
