MARCH 2021 Issue 3 | Volume 59 contents COLUMNS 6 Taking Stock 34 Potatoes USA 35 United Potato Growers of America 36 Idaho Potato Commission 37 National Potato Council 8 DEPARTMENTS 32 Cultivar Corner 38 Calendar 38 Advertiser Index 39 Spudman7: Kiwamu Tanaka ON THE COVER 18 FEATURES 8 Saving Porter Seed Farm Maine Potato Board somewhat forced into business of growing seed, but it's worked out 18 Fumigation and soil health Pursue best practices for fumigation, building soil microbes 4 Spudman.com 24 Ugandan potato farmers face GM regulatory hurdle Promising new variety shows complete resistance to late blight 28 Beating back dry rot in Clearwater Russet Maine Potato Board agronomist Jake Dyer surveys potato fields at Porter Seed Farm. Photo: Zeke Jennings EXCLUSIVE ONLINE CONTENT Our most recent " The Potato Field " podcast episodes include chats with Guthry Laurie of Walther Farms and Beau Hartline of Alsum Farms & Produce. https://spudman.com/ podcast/ 32https://www.spudman.com/ http://www.Spudman.com