The effect of nitrogen on the coumarin-induced tuberization of potato axillary shoots culturedin vitro G. F. StallknechtS. Farnsworth OriginalPaper Pages: 523 - 530
Reciprocal differences in the photoperiod reaction of hybrid populations inSolanum tuberosum J. C. SanfordR. E. Hanneman OriginalPaper Pages: 531 - 540
Selection for resistance to potato leafhopper in potatoes. II. Progress after two cycles of phenotypic recurrent selection L. L. SanfordT. L. Ladd OriginalPaper Pages: 541 - 547
Report of the pathology section committee on bacterial ring rot diagnosis F. E. ManzerS. A. Slack News and Reviews Pages: 551 - 555
The Potato Association of America graduate student awards Ronald Voss News and Reviews Pages: 558 - 559
64th annual meeting The Potato Association of America July 20–25, 1980 University of Nebraska-Lincoln, Panhandle Station Scottsbluff, Nebraska News and Reviews Pages: 559 - 560
Call for papers for the 1980 annual meeting Hugh J. MurphyRonald Voss News and Reviews Pages: 560 - 561
Call for nominations for honorary membership for 1980 Richard W. Chase News and Reviews Pages: 562 - 562