
          36

in diseased wood comes from the inability of the tree
from disease, to make use of potash, rather, than from its
absence in the soil.  The 'yellows' in fact is a case of vegetable
indigestion."--Thos. Meehan, Gard. Mo. 1885 p. 148.

The Gardeners' Chronicle, London, England 1885, p.594 in reviewing one
of Penhallow's papers, speaks of it as "This disease, little
known in this country."

The Gardeners' Chronicle, 1879, p.114 records having 
received black peach aphides (A. Persicae) from an English
correspondent and says of our own experience "it is" far too
plentyful [plentiful] this season."

Another correspondent, p.153, says: "They are abundant
at Chantry near Ipswich.

In Vol. I of "Memoirs of the Philadelphia Society for Promoting
Agriculture" published by Johnson & Warner, Philadelphia
Pa., 1815, containing papers read before the society from its
organization in 1785, are no less than five or six communications
on peach trees and their diseases, and there are incidental
references in other papers.  The borer was very prevalent
and destructive, but another disease was also present.
        