Cunliffe, R. S. <br/><br/>
The rational use of fertilizers in tropical agriculture. 
 Rational use of fertilizers in tropical agriculture 

 - Port-of-Spain, Trinidad,  1921. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertilizers -- Application.--Fertilizers -- Application.<br/>Agriculture -- Tropics.--Agriculture -- Tropics.<br/>Plants -- Nutrition.--Plants -- Nutrition.