12 



throughout the summer, soil and other conditions being ident- 

 ical, no weed growth remained (See Plat 4). 



The average growth of the past season, for the different 

 species, with the number of trees, exclusive of seedling ash 

 planted last spring, is as follows: 

 79 Spruce (Picea alba) ............ Average growth 1 inch 



17 Scotch Pine ..................... " " 3 inches 



102 Green Ash (Praxinus viridis) . . . ** " 12 inches 



335 Populus certinensis ............ " " 33 inches 



f>02 Box Elder- 

 Average growth of '88 planting ................... 30 inches 



" '90 ................... 24 inches 



Total in plat, 1035. 



PLAT 2. 



The following diagram will show the arrangement of tlio 

 trees in this plat: 



B A B E B W B 



C B C B C B C B Box Elder (Negtmdo acer- 



B E B W B A B C Cotton wood (Populus mon- 



C B C B C B C E White Elm ( Ulmus Amer- 



B W B A B E B A Green 'Ash (Fraximis viri- 



Black 



C B C B C B C W Black Walnut (Juglnns 



B A B E B W B 



C B C B C B C . 



In several rows Populus nolester was substituted for cot- 

 tonwood, and in a few places black wild cherry was substituted 

 for black walnut. 



A much better growth has been secured in this plat than in 

 dlat 1, resulting in a denser shade and less weed growth. The 

 tendency of weed growth to take possession of the ground is 

 clearly shown in this plat, where a few blanks of considerable 

 area have been formed. The cotton wood averages fully three 



