Estimating the yield advantage of high yielding wheat varieties :
the use of on-farm yield constraints data /
by Joseph G. Nagy.

APA Citation

Nagy, J. G., University of Minnesota. Economic Development Center. (1983). Estimating the yield advantage of high yielding wheat varieties: the use of on-farm yield constraints data. [St. Paul?]: Economic Development Center, University of Minnesota.

MLA Citation

Nagy, Joseph G, and University of Minnesota. Economic Development Center. Estimating the Yield Advantage of High Yielding Wheat Varieties: the Use of On-farm Yield Constraints Data. [St. Paul?]: Economic Development Center, University of Minnesota, 1983.