Rate of spread and effect on yield of potato virus diseases
Bonde, Reiner, Schultz, E.S., Raleigh, W.P.
Rate of spread and effect on yield of potato virus diseases - Orono 1943 - 1-28 p. - Maine Agricultural Experiment .
Rate of spread and effect on yield of potato virus diseases - Orono 1943 - 1-28 p. - Maine Agricultural Experiment .