TY  - RE
AU  - Calpouzos,L.
AU  - Madson,M.E.
AU  - Marin,F.B.
AU  - Roelfs,A.P.
AU  - Welsh,J.R.
AU  - Wilcoxson,R.D.
TI  - A new model to measure yield losses caused by stem rust in spring wheat
T2  - Minnesota. Agricultural Experiment Station. Technical bulletin
PY  - 1976///
CY  - Minneapolis, MN (USA)
PB  - University of Minnesota. Agricultural Experiment Station, 
KW  - Crop losses
KW  - Models
KW  - Rusts
KW  - AGROVOC
KW  - Triticum
ER  -