Dec., 1909.] 



SOME APPLE DISEASES. 



131 



Fig, 28.— Winter injury on a young apple tree. 



the Baldwin was probably due, in part, to the preponderance of 

 this variety in the state, but this does not seem to be the whole 

 explanatioin. 



Cause of Winter Injury. The winter of 1906-1907 was an 

 unusually cold one and the low temperature might be regarded 

 as sufficient explanation for the serious results. Injury from 



