RESEARCH GOES INTO THE FOREST 



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(above) li'his white pine root grew 

 26 inches in a year. Studies of root 

 growth are giving important infor- 

 mation 071 pine habits 



(left) Weeding pine stands of gray 

 birch has now become common prac- 

 tice in the farm woodlots of the 

 state. Careful research on growth of 

 various tree species is responsible 

 for the project 



(below) Experimental plots in 

 thinning white pine were started in 



•4 20 l!c- 



