TY  - SER
AU  - Gutknecht, Kurt W.,
TI  - Utah Science Vol. 48(1-4), Vol. 49(1-3), Vol. 50(2-4)
U1  - 630 
PY  - 1987///-89
CY  - Logan
PB  - Utah Agricultural Experiment Station
KW  - Agriculture. & related technologies
ER  -