TY  - BOOK
AU  - M ALLEN
TI  - RESIDUAL VALUE OF APPLIED NUTRIENTS
SN  - II 240 920 2*
U1  - GN631.4 G 798 R 
PY  - 1971///
CY  - LONDON
PB  - HER MAJESTY S STATIONERY OFFICE
KW  - RESIDUAL VALUE OF APPLIED NUTRIENTS
N1  - METRO POLITAN
ER  -