TY  - BOOK
ED  - Colloquium of the International potash 
TI  - Colloquium on forest fertilization: proceedings
U1  - 634.95652 21st ed.
PY  - 0000///n. d
CY  - Finland
PB  - Internationalen Kali-Instituts
KW  - Fertilizers
KW  - Forestry
KW  - Forests
ER  -