Colloquium of the International potash institute
Potassium in the Agricultural systems of the humid tropics /25-29th November 1985: Bangkok. - Switzerland International Potash Institute 1985 - 313 pages
631.83 / COL
Potassium in the Agricultural systems of the humid tropics /25-29th November 1985: Bangkok. - Switzerland International Potash Institute 1985 - 313 pages
631.83 / COL