Minimal national standards complex fertilisers industries: with or without straight nitrogenous and phosphatic fertilisers 
by Central Board for the Prevention and Control of Water Pollution 
 - Delhi  Central Board for the Prevention and Control of Water Pollution   
 - 10p. 
 - Comprehensive Industry Document Series: Coinds/25/1984-85 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertiliser Industry-Standards<br/>Water Pollution<br/>Pollution
<br/><br/><label>Dewey Class. No.: </label>O91 M664