Apple russet on Yellow Newtown Pippin
George C. Martin, U.C. Davis
Ronald H. Tyler, Cooperative Extension
Chic Nishijima, Department of Pomology
California Agriculture 33(1):13-14. DOI: 10.3733/ca.v033n01p13.
George C. Martin is Pomologist, U.C., Davis; Ronald H. Tyler is County Director, Cooperative Extension, Santa Cruz County; C. Nishijima is Staff Research Associate, Department of Pomology, U. C., Davis.