Section 14
Chapter 13,709

Extraction of potassium from soil by electrodialysis and by ammonium acetate, II. Examination of potassium-hydrogen clays

Agarwal, B.R.; Pollard, A.G.

J. Sci. Food Agric 3: 152-153


Accession: 013708412

Leaching with n NH4 acetate removed about the same amounts of K from variously treated K-hydrogen clays as did electro-dialysis in a Marsden cell for one hour. A more prolonged electrodialysis (2 hr.) removed more K than did leaching, suggesting that the additional K derived from non-exchangeable or fixed forms.

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