TY  - BOOK
AU  - "Carson, E.W., Ed."
TI  - The Plant Root and its environment :Proceedings. Edited by E.W.Carson
U1  - "581.43:581.5""1971.7.5/16""(082.2)   L1" 
PY  - 0000///Charlotesvilla
CY  - 1971
PB  - University press of Virginia
ER  -