TY  - BOOK
AU  - Butz, Robert Glenn.
TI  - Studies on nitrate assimilation in corn roots
U1  - TH 581.133.1:581.43:633.1 L8 
PY  - 1978///
CY  - London
PB  - University Microfilms International
KW  - Robert Glenn Butz
KW  - Physiology,Microbiology
ER  -