Production of somatic hybrids between frost tolerantSolanum commersonii andS. Tuberosum: Protoplast fusion, regeneration and isozyme analysis T. CardiK. J. PuiteL. Frusciante OriginalPaper Pages: 753 - 764
Potato response to split nitrogen timing with varying amounts of excessive irrigation J. C. StarkI. R. McCannT. A. Tindall OriginalPaper Pages: 765 - 777
Testing for resistance to metalaxyl inPhytophthora infestans isolates from northwestern Washington K. L. DeahlD. A. InglisS. P. DeMuth OriginalPaper Pages: 779 - 795
Abstracts of Papers presented at the 77th Annual Meeting of The Potato Association of America Madison, Wisconsin (USA) August 8–12, 1993 Association Business Pages: 797 - 858
First call for papers for the 78th Annual Meeting of PAA David Curwen Association Business Pages: 859 - 860
First call for graduate student awards competition papers for the 78th Annual Meeting of PAA Alexander Pavlista Association Business Pages: 861 - 862
First call for nominations for honorary life membership in PAA David CurwenJoe Siezcka Association Business Pages: 863 - 863