Volume 20, Bulletins 222-231. (222) Control of Leafy Spurge, Euphorbia Esula L.; (223) Parasitism of Collectotrichum Lagenarium (Pass.) Ell. And Halst.; (224) Genetics of Resistance to Bacterial Wilt in Maize; (225) Classification of the Organisms...
Volume 12, Bulletins 146-156. (146) Studies on the Development of Butter Cultures from Mixtures of Organisms; (147) Methods for Determining Carbon Dioxide Production in Soils; (148) Some Chemical and Bacteriological Effects of Various Kinds and...