TY  - BOOK
AU  - FAO, United Nation
ED  - Food and Agriculture Organization of the United Nations (1977 : Rome)
TI  - Report on improved use of plant nutrients
T2  - FAO siols bulletin; 37
U1  - J:24p1,N78, L8 
PY  - 1978///
CY  - Rome
PB  - Food and Agriculture organization of the United nation  
KW  - Agriculture
ER  -