TY  - BOOK
AU  - Keister,Donald L.
AU  - Cregan,Perry B.
ED  - Beltsville Agricultural Research Center.
TI  - The Rhizosphere and plant growth: papers presented at a symposium held May 8-11, 1989, at the Beltsville Agricultural Research Center (BARC), Beltsville, Maryland 
SN  - 0792310322
PY  - 1991///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Rhizosphere
KW  - Congresses
KW  - Plant
KW  - soil relationships
ER  -