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Diseases Of Fruit Trees

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For the lust luimlre.l y'eara or more, iiiider the Influenc l' tlic peculiar methods of oulüvalioii whitm have been employed by our frait growers, varlou dtoeases hare appeared from Urne to time in severul of our Important fruits, and to BUCh ati extent have somc of tliem developed withiu the last ten or flfteen years Ihat they luive completely destroyed tlic fruit lndustry In sonie sections, and now threaten a more general annihilation oí one of the most enticing and profltable occupation? for the farmer. For the last hundred years we have heard of the '"blight" in pear trees, and the best records show uainistakably lliat the diseaíe has boen ou the increase daling that pertod. 80 badly is it deyeloped in some fruit sections, as through Soutuera New York, that it is a matter of extreme difHculty to find a really healthy tree. For the last eighty years we have also beard of the "yellows'' ia peacbes, and here again we lind that history records a constant development of the aftüction. So serious bave its ravages proved that whole sections have been deprived of the very important industry of peach culture. Not onlj' thls, but the diseasc is uow so thoioui;lily established, and bas come to be so mach a matter of inheritance, that the life of the tree is greatly modified and even determined by it. The peach is naturally a long-lived tree, ustances brOught to my notice showing that it may live upward of one liundred or more years, and, f well cared for, it wil) certalnlj produce fruit for a long period. At tlie present time, however, as in the great peach districts of Delaware and ïfew Jersey, we find that, owiug to the certainty of disease appearing, or the iuherently weak eonstitution resulting from its previous operatlon, the period of a profitable life is limited to nine years, at the end of which time the trees are


Ann Arbor Courier
Old News