Missing hills in potato fields
Stewart, F.C.
Missing hills in potato fields Their effect upon the yield - Geneva 1919 - 45-69 p. - Potato, Yield New York Agricultural Experiment Station. Bulletin No. 459 .
Missing hills in potato fields Their effect upon the yield - Geneva 1919 - 45-69 p. - Potato, Yield New York Agricultural Experiment Station. Bulletin No. 459 .