Two varieties of soybeans tolerant of spider mites
Elmer C. Carlson, University of California
California Agriculture 23(6):15-15. DOI: 10.3733/ca.v023n06p15.
Summary Not Available – First paragraph follows:
Soybean materials that showed most tolerance to the two-spotted mite, Tetranychus urticae K., in greenhouse tests were USDA Plant Introduction P.I. 88,492 and UC-228.
Elmer C. Carlson is Specialist, Department of Entomology, University of California, Davis.
John Campbell, Nurseryman and Bill Kester, student, Department of Entomology, U.C., Davis assisted in these studies. Seeds of the varieties and selections tested were obtained from Dr. Benjamin Beard, Oilseed & Industrial Crops Research Branch, A.R.S., Brawley; and Dr. Paul Knowles, Department of Agronomy, U.C., Davis, A part of this research was made possible by funds received from an Oil Seed Crops Research Trust.