Potassium in tropical crops and soils  proceedings of the 10th colloquium of the international potash institute held in december 1973 in Abidjan/republic of Ivory Coast    

 - Switzerland  International potash institute  1973 
 - 603p.  23cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Potassium fertilizers<br/>Fertilizers,soil conditioners,growth regulators<br/>Agriculture and related technologies<br/>Specific techniques
<br/><br/><label>Dewey Class. No.: </label>631.83  / POT