TY  - BOOK
AU  - "Torry, J.G. & Clarkson, D.T., ed."
TI  - The development and function of roots
U1  - "581.43:581.11""1974.4""(082.2)   L5" 
PY  - 0000///London
CY  - 1975
PB  - Academic Press
ER  -