SOME I'RAIRIR PROBLEMS IN ORCHARDS. 



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Our moisture supply borders closely on that of the semi-arid 

 region in character. The towering Rockies rob the moisture laden 

 winds of the West, hence the air currents from that direction reach 



us m a very dry condition, and are in an attitude of receiving rather 

 than givmg. Our rain bearing winds all come from the Gulf of 

 Mexico and have deposited much of their load before reaching us 

 The average annual rainfall of the Middle Atlantic States, for ex- 



