American Potato Journal

, Volume 14, Issue 12, pp 382–394 | Cite as

A preliminary report on the effects of commercial fertilizers on potatoes in Colorado

  • C. H. Metzger


AMERICAN Potato Journal Potash Ammonium Sulphate Commercial Fertilizer Complete Fertilizer 
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Literature Cited

  1. (1).
    Harrington, F. M. 1935. Report on phosphate investigations during 1934. Montana Sta. Bul. 296:18–25.Google Scholar
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    Martin, Wm. H., B. E. Brown and H. B. Sprague. 1931. The influence of nitrogen, phosphoric acid, and potash on the number, shape and weight of potato tubers. Jour. Agr. Res. 43(3):231–260.Google Scholar
  3. (3).
    Folsom, Donald., F. V. Owen, and Hugh B. Smith. 1931. Comparisons of apparently healthy strains and tuber lines of potatoes. Maine Sta. Bul. 358:66–68.Google Scholar
  4. (4).
    Fisher, R. A. 1932. Statistical methods for research workers. Oliver & Boyd. London.Google Scholar
  5. (5).
    Clapp, A. L. 1935. Commercial fertilizers in the Kansas River Valley. Amer. Potato Jour. 12(8):219–221.CrossRefGoogle Scholar
  6. (6).
    Harrington, F. M. 1935. Influence of fertilizers on maturity and type of potatoes. Amer. Soc. Hort. Sei. 33:560–562Google Scholar

Copyright information

© Springer 1937

Authors and Affiliations

  • C. H. Metzger
    • 1
  1. 1.Colorado State CollegeFort Collins

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