TY  - SER
AU  - Arnold, G. H.,
TI  - Plant and Soil Vol. 32(1-3)
U1  - 577.57 
PY  - 1970///
CY  - Hague
PB  - Martinus Nijhoff Publishers
KW  - Ecology
KW  - Plan Science
KW  - Soil Science
ER  -