TY  - BOOK
AU  - Russell, Robert Scott.
TI  - Plant root systems: their functions and interaction with the soil 
T2  - European plant biology series
SN  - 0070840687
PY  - 1977///
CY  - London
PB  - McGraw-Hill
KW  - Roots (Botany)
KW  - Plant-soil relationships
N1  - Includes bibliographies and indexes
ER  -