TY  - BOOK
AU  - Mitchell,Roger L.
TI  - Crop growth and culture
SN  - 0813803772
AV  - QK731 M57 1970
PY  - 1970///]
CY  - Ames
PB  - Iowa State University Press
KW  - Growth (Plants)
KW  - Agriculture
N1  - Includes bibliographical references
ER  -