Issued Sept. 1978.Prepared in cooperation with Minnesota Agricultural Experiment Station.Mode of access: Internet
Issued Jan. 1980.Prepared in cooperation with Michigan Agricultural Experiment Station.Bibliography:...
"Also issued as Minnesota Experiment Station Scientific Journal Series No. 5362"--cover.Cover title....
Includes index."Issued November 1982"--P. iii.Cover title.Bibliography: p. 125.Mode of access: Inter...
Issued June 1978.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Dec. 1976.Prepared in cooperation with University of Minnesota, Agricultural Experiment Stati...
Issued Apr. 1980.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Jan. 1978.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Nov. 1979.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued March 1976.Prepared in cooperation with University of Minnesota Agricultural Experiment Stati...
Issued Apr. 1979.Prepared in cooperation with Minnesota Agricultural Experiment Station.Includes bib...
Issued Aug. 1978.Prepared in cooperation with Wyoming Agricultural Experiment Station.Mode of access...
In cooperation with the University of Minnesota Agricultural Experiment Station.By Olaf C. Soine and...
"October 1981.""In cooperation with: Kansas Agricultural Experiment Station."Mode of access: Interne...
At head of title: United States Department of Agriculture. Bureau of Chemistry and Soils. In coopera...
At head of title: United States Dept. of Agriculture, Bureau of Soils ... in cooperation with the Un...
Issued Jan. 1980.Prepared in cooperation with Michigan Agricultural Experiment Station.Bibliography:...
"Also issued as Minnesota Experiment Station Scientific Journal Series No. 5362"--cover.Cover title....
Includes index."Issued November 1982"--P. iii.Cover title.Bibliography: p. 125.Mode of access: Inter...
Issued June 1978.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Dec. 1976.Prepared in cooperation with University of Minnesota, Agricultural Experiment Stati...
Issued Apr. 1980.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Jan. 1978.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued Nov. 1979.Prepared in cooperation with Minnesota Agricultural Experiment Station.Bibliography...
Issued March 1976.Prepared in cooperation with University of Minnesota Agricultural Experiment Stati...
Issued Apr. 1979.Prepared in cooperation with Minnesota Agricultural Experiment Station.Includes bib...
Issued Aug. 1978.Prepared in cooperation with Wyoming Agricultural Experiment Station.Mode of access...
In cooperation with the University of Minnesota Agricultural Experiment Station.By Olaf C. Soine and...
"October 1981.""In cooperation with: Kansas Agricultural Experiment Station."Mode of access: Interne...
At head of title: United States Department of Agriculture. Bureau of Chemistry and Soils. In coopera...
At head of title: United States Dept. of Agriculture, Bureau of Soils ... in cooperation with the Un...
Issued Jan. 1980.Prepared in cooperation with Michigan Agricultural Experiment Station.Bibliography:...
"Also issued as Minnesota Experiment Station Scientific Journal Series No. 5362"--cover.Cover title....
Includes index."Issued November 1982"--P. iii.Cover title.Bibliography: p. 125.Mode of access: Inter...