THE RELATION OF CLIMATE TO POMOLOGY 231 



The temperature conditions have been briefly generahzed 

 as follows: 



Table LXX 

 temperature conditions of the eastern province 



The average dates of first and last frost, broadly gener- 

 alized, are as follows: 



Table LXXI 

 length of growing season, eastern province 



As indicated above, the rainfall is usually sufficient for 

 vegetation over this province and well distributed through- 

 out the year. Disregarding local areas on the mountains, 

 the amiual rainfall is greatest (50+ inches) towards the 

 Gulf, and on the South Atlantic coast and decreases from 

 about 40-45 inches over much of the north and central Atlan- 

 tic coast and Ohio Valley to 30-40 inches over the prairies 

 and 20 inches at about the 100th meridian. 



201. The Gulf province.— Over the southern tier of 

 states bordering on the Oulf of Mexico, the temperatures 

 are higher; the winters are much milder; the summers are 



