TY  - BOOK
AU  - England Agri., Fisheries & ...
TI  - Residual Value Of Applied Natrients : Proc. of Conference Organised By the Soil
T2  - Technical bulletin No,20 OMD Gift Britain
U1  - 631.8 ENG-R 
PY  - 1971///
CY  - London
PB  - HMSO
ER  -