Circular 333, U.S. Dept. of Agriculture 



PLATE 1 



A. Quadrat used in studying details of forest reproduction on a cut-over area. The man holds one of the 

 wire pins used to mark tree seedlings. The dotted line drawn on the photograph aids in locating exactly 

 the boundary of the quadrat. B. Deception Creek Experimental Forest. Coeur d'Alene National 

 Forest, Idaho. A photograph on which the boundaries of an experimental area are outlined affords 

 valuable aid in relocating such an area or plot, as well as an indication of general conditions on it. 



