See: Varietal Publication No.
CXXVI, March, 1988
Sutter has high resistance to Fusarium wilt, Phytophthora root rot, spotted alfalfa aphid, and Southern root--knot nematode; resistance to bacterial wilt, stem nematode, and pea aphid. It has moderate resistance to blue alfalfa aphid and low resistance to Verticillium wilt. Sutter is susceptible to anthracnose.