Agronomy JournalVolume 53, Issue 3 p. 209-210 Note An Automatic Feeder for the Bates Laboratory Aspirator1 H. M. Schaaf, H. M. Schaaf Research Agronomist, Crops Research Division, ARS, USDA, Mandan, North Dakota. The writer acknowledges the advice of J. E. Harmond, Agricultural Engineering Research Division, ARS, USDA, Corvallis, Oregon, who suggested a vibratory feeder for the application described.Search for more papers by this author H. M. Schaaf, H. M. Schaaf Research Agronomist, Crops Research Division, ARS, USDA, Mandan, North Dakota. The writer acknowledges the advice of J. E. Harmond, Agricultural Engineering Research Division, ARS, USDA, Corvallis, Oregon, who suggested a vibratory feeder for the application described.Search for more papers by this author First published: 01 May 1961 https://doi.org/10.2134/agronj1961.00021962005300030030x 1 Contribution from the Crops Research Division, ARS, USDA. AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onFacebookTwitterLinked InRedditWechat No abstract is available for this article. Volume53, Issue3May‐June 1961Pages 209-210 RelatedInformation