Root Aphid Infestation Relationship to Agronomic Performance and Field Position in Furrow Irrigated Sugarbeet Cultivar Comparisons .............................................................................1

Steven R. Winter

Incidence and Effects of Beet Western Yellows Virus in Western Oregon Sugarbeet Seed Crops ................................................. 15

Richard O. Hampton, Karen E. Keller and George E. Burt

Water Potential Gradients Imply an Apoplastic Separation Between Red Beet Storage Organ Sink Regions and the Central Xylem .... 33

Scott T Meissner