274 
in botany and zoology dine been offered every summer for the 
past fifteen years, and numerous graduate students find there 
ens ee for resea arch in many different lines, 
tan 
re see scas ogee cee soon becomes an ardent con- 
Eanes if he not one before. 
he pine land is Meek poorly adapted to agriculture and 
has been allowed to stand continuously idle. After lumbering, 
is lef he 
pines begins immediate ye _ Thousands of pine seedlings appear 
and grow rapidly. 
and the aspen aaa would soon be replaced by young one 
forest if it were not for fires. Fires originate through the 
carelessness of aes and fishermen, from temporary camps, 
from attempts of the farmers to clear land, ig reas from 
locomotives, and doubtless in other ways as In any case, 
They are brush fires, feeding on the ground litter and the self- 
pruned branches ae a — but they are Not enouel to aes 
the aspens and the ng pin They fav 
aspens, and the aie owing year eee gener afion sent 
springs up, while the trees killed by the — fire soon fall to the 
d to furnish a new supply of fuel. ee dismal cycle is 
a 
On the University property, which has been repeatedly devas- 
tated by fires, two small areas have escaped for the past several 
