Reduction of sulphur needs in fertilizer manufactue 

 - New  York United Nations USA      1969 
 - 61p.  cm. 
<br/><br/><label>Standard No.: </label>105833 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Soil Industry
<br/><br/><label>Dewey Class. No.: </label>"X9(J:24).1.N6, K9"