New YorRK AGRICULTURAL EXPERIMENT STATION. 437 
valley channel with a velocity from 10 to 20 miles per hour. They 
are seldom felt on the upper hill slopes of valleys and of course 
not at all on the plains. 
On Long Island and near the ocean the land wind and the sea 
breeze modify the climate not a little. The former blows off the 
shore at night in fair weather and the latter sets in from the sea 
at about the middle of the morning and blows until toward sunset. 
These winds affect the climate from ten to twenty miles inland and 
must have a marked influence on the early-blooming fruits. 
