Studies on certified seed potatoes
Brown, B.A., Slate, W.L.
Studies on certified seed potatoes - Connecticut 1923 - 286-296 p. - Seed, Potatoes Storrs Agricultural Experiment Station. Bulletin No. 114 .
Studies on certified seed potatoes - Connecticut 1923 - 286-296 p. - Seed, Potatoes Storrs Agricultural Experiment Station. Bulletin No. 114 .