TY  - BOOK
AU  - Colloquium of the International Potash Institute, 21st Louvainla-Neuvc, Belgium Jun.19-21, 1989.
TI  - Methods of K-research in plants; proceedings
U1  - 631.83.001.5 1989.6.19/21 (082.2) M9 
PY  - 1989///
PB  - Worblaufen-Bern
KW  - Potassium,Fertilizers,Conferences
ER  -