TY  - BOOK
AU  - C A BLACK
TI  - SOIL-PLANT RELATIONSHIPS
U1  - TR 631.43 B5615 
PY  - 1968///
CY  - NEW YARK
PB  - JOHN WILEY & SONS , INC.
KW  - SOIL-PLANT RELATIONSHIPS
N1  - MODERN BOOK HOUSE
ER  -