TY  - BOOK
AU  - Amthor, Jeffrey. S.
TI  - Respiration and crop productivity
U1  - 581.12:633:631.524.84 M9 
PY  - 1989///
CY  - New York
PB  - Springer-Verlag.
KW  - S.Jeffrey Amthor
KW  - Respiration,Productivity
ER  -