AGRICULTURAL TEXT-BOOK. 



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comes inherent, which causes the absorption of too great propor 

 tions of inorganic salts, and thence disease, and early mortality. 

 We cannot in this place do more than hint at this subject, but 

 many facts and analogies may be adduced in support of this the 

 ory, and we submit it to the consideration of those who live in 

 a part of the country where this disease prevails. In some soils;, 

 if long continued wet Aveather occurs in the early part of the 

 summer, the leaves of this tree, even when perfectly healthy, be 

 come diseased, curl up, and fall off; an affection which we are 

 inclined to attribute to an inordinate absorption of salts, but are, 

 as yet, unable satisfactorily to prove it 



649. Inorganic analysis of a small seedling Peach troe, aged 

 23 years; mean diameter Scinches; thickness of bark 1-7 inch; 

 growth rather slow. (JZmmons.) 





For organic analysis see 



