TY  - BOOK
AU  - Sillanpaa, Mikko,
TI  - Micronutrients and the Nutrient Status of Soils : A Global Study
SN  - 9251011931
U1  - 631.405 
PY  - 1982///
CY  - Rome
PB  - F. A. O.
KW  - Micronutrients
ER  -