Analysis of gene expression of two potato cultivars during common scab infection using microarrays C. Goyer, D. De Koeyer, H. Tai, V. Gustafson, R. Griffith, and C. Rothwell. Potato Research Centre, Agriculture and Agri-Food Canada, P.O. Box 20280, 850 Lincoln Road, Fredericton, NB E3B 4Z7, CAnada; and (V.G., C.R.) BioAtlantech, P.O. Box 636, Station A, 921 College Hill Road, Fredercton, NB E3B 5A6,Canada Does ethylene play a role in tomato inresponse to viroid invasion? X. Hu, H. Tai, and X. Nie. (X.H., H.T., X.N.) - Potato Research Centre, Agriculture and Agri-Food Canada, P.O. Box 20280, 850 Lincoln Road, Fredericton, NB E3B 4Z7, Canada; and (X.H.) College of Horticulture and LAndscape, Hunan Agricultural University, Changsha, Hunan 410128, China Current research at he Potato Research Centre — resistance to golden nematode A.M. Murphy, D. De Koeyer, S. Wood, K. Douglass, T. Dalton, and D.H. Wilson. Potato Research Centre, Agriculture and Agri-Food Canada, P.O. Box 20280, 850 Lincoln Road, Fredericton, NB E3B 4Z7, Canada; and (S.W.) Plant Health Laboratory, Canadian Food Inspection Agency, 10 Barter's Hill, St. Johns, NL A1C 5X1, Canada Management of potao seed-piece decay caused by fungicide-resistant strains of Fusarium spp. R.D. Peters, K.A. Drake, and I.K. Macdonald. Crops and Livestock Research Centre, Agriculture and Agr-Food Canada, 440 University Avenue, Charlottetown, PE C1A 4N6, Canada Dynamics of phage and Streptomyces scabiei populations in soil and their efficacy in controlling common scab. M. Ramirez and C. Goyer. Potato Research Centre, Agriculture and Agri-Food Canada, P.O. Box 20280, 850 Lincoln Road, Fredericton, NB E3B 4Z7, Canada A single procedure for the isolation of viruses, Potato spindle tuber viroid, and bacterial ring rot from potato plants for detection by reverse transcription - polymerase chain reaction R.P. Singh, and A. Sullivan. Potato Research Centre, Agriculture and Agri-Food Canada, P.O. Box 20280, 850 Lincoln Road, Fredericton, NB E3B 4Z7, Canada; (M.S.) Agricultural Certification Services Inc., 1030 Lincoln Road Fredericton, NB E3B 8B7, Canada; and (A.S.) Plant Propagation Centre, New Brunswick Department of Agriculture and Aquaculture, 598 Lincoln Road, Fredericton, NB E3B 5H1, Canada