Nitrogen use and behavior in crop production
By: L. Fred Welch.
Series: Bulletin (University of Illinois at Urbana-Champaign. Agricultural Experiment Station) -- 761; Bulletin (University of Illinois at Urbana-Champaign. Agricultural Experiment Station) -- 761.
Publisher: Agricultural Experiment Station, College of Agriculture, University of Illinois at Urbana-Champaign
Published: 1979
Place of publication: Urbana, Ill
Language: eng
Number of pages: 56
Subjects: Plants -- Assimilation; Nitrogen fertilizers