1. Estimating potato yield responses from chemical control of early blight in Minnesota

   • P. S. Teng
   • H. L. Bissonnette

   OriginalPaper Pages: 595 - 606

2. Developing equations to estimate potato yield loss caused by early blight in Minnesota

   • P. S. Teng
   • H. L. Bissonnette

   OriginalPaper Pages: 607 - 618

3. Potato yield losses due to early blight in Minnesota fields, 1981 and 1982

   • P. S. Teng
   • H. L. Bissonnette

   OriginalPaper Pages: 619 - 627

4. Speed Potato Seminar

   Announcement Pages: 628 - 628

5. Updated listing of potato species names, abbreviations and taxonomic status

   • Z. Huamán
   • R. W. Ross

   OriginalPaper Pages: 629 - 641

6. Committee appointments

   News and Reviews Pages: 642 - 642