Nitrogen and soil organic matter :  proceedings of a conference organized by the soil scientists of the national agricultural advisory service october 22nd-23rd, 1964/  
Ministry of Agriculture, Fisheries and Food 
 - London :  Her Majesty's Stationery office,  1969 
 - ix, 178 pages :  illustrations ;  25 cm 
 - Technical Bulletin 15 .
 - Tropical agricultural extension handbooks .
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0112409156 (hardback) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Nitorgen fertilizers --Plants --Effect of nitrigen on<br/>Soils --Nitrogen content
<br/><br/><label>LC Class. No.: </label>S651 N58