TY  - BK
AU  - Heiner,R.E.
TI  - Results on spring wheat varieties grown in cooperative plot and nursery experiments in the spring wheat region in 1969
T2  - Crops Research Division
PY  - 1970///
CY  - St. Paul, MN (USA)
PB  - Agricultural Research Service, U.S. Department of Agriculture, 
ER  -