
          100

The worm does not inquire whether the devoted tree is sick or in
health;- the yellows is not always followed [another man thought
borers followed disease] by its ravages.  Let us therefore persevere
in our investigation of these maladies, so distressing to the 
lovers of good fruit."-- Corresp. Sept. 1838. In The Farmer's Cabinet.
p. 80, Phila. 1839.

"For many years [prior to 1847] the peach tree has been subject
to a disease known as the yellows.  This disease seldom makes
its appearance before the tree has arriced at maturity, as its
great vigor and rapid growth appear to preclude the development
of the disease previous to the tree fruiting.  Much time and labor
and research have been spent in fruitless endeavors to eradicate
the disease after it has made its appearance in orchards, and the
only result arrived at is the necessity for re-planting new trees,
to take the place of the old ones at short intervals of time.
Many applications to trees have been recommended, and potash, lime,
tobacco, banking up trees in Winter, etc. have had their advocates.
Although individual cures may have been affected, or decay for a 
time have been arrested by the remedies, yet such instances are 
extremely rare; and when applied on a large scale are shown to be
without value.  The disease, a true consumption, still continues
and will continue, unless some radical method is adopted to eradicate
it.  From my own observation and experience I am led to the
belief that this formidable disease has been much aggravated and
spead throughout the country by budding from trees containing in
        