Francis, C.A, Flora, C.B. and king. L.D. <br/><br/>
Sustainable agriculture in temperature zone 
C.A. Francis, C.B. Flora and L.D. King 
 - New York  John Wiley  1990 
 - xiii, 487p.: ill.  Hbk 
<br/><br/><label>ISBN: </label>0471622273 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sustainable agriculture
<br/><br/><label>LC Class. No.: </label>S 494.5.S86.S87  / 1990