Conservation of soil fertility and soil fibre.  Report of conference held at Winnipeg, Maintoba, July 14, 15 and 16, 1920 ... 

 - Ottawa,  T. Mulvey, printer,  1920. 
 - 89 p.  25 cm. 
<br/><br/> At head of title: Commission of conservation, Canada. 
<br/><br/><label>LCCN: </label>agr21000812  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Agriculture--Canada.<br/>Soils.
<br/><br/><label>LC Class. No.: </label>S599.C3  / A5 1920 
<br/><br/><label>National Agricultural Library Call No.: </label>56  / C16