Potassium in soil proceedings of the 9th colloquium of the International Potash Institute held in Landshut/Federal Republic of Germany
- [Berne] 1972
- 220 p. illus 23 cm.
Opening and closing remarks in French On spine: 9th Colloquium International Potash Institute 1972
Soils--Potassium content
631.4 / 16
Opening and closing remarks in French On spine: 9th Colloquium International Potash Institute 1972
Soils--Potassium content
631.4 / 16