Land Classification in the Prairie Provinces

1951 ◽  
Vol 33 (4) ◽  
pp. 768
Author(s):  
C. C. Spence ◽  
G. Haase
Circular ◽  
1957 ◽  
Author(s):  
Fred Forrest Lawrence ◽  
C.E. Nordeen ◽  
H.L. Pumphrey

1977 ◽  
Author(s):  
Donald A. DeCicco ◽  
E.M. Pera ◽  
E.G. Allen ◽  
G.A. Lutz
Keyword(s):  

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