Beaver Press | 1913-02-28 | Page 7 | Eradication of Apple Disease

eradication OF f APPLE DISEASE bitter rot Is constant Men aceto grower varies greatly in virulence BY WALTER 33 LEUTZ in sections whore where bitter rot la Is known to occur the aisea disease a a Is a c coa C beant menace to the apple grower it varies greatly in virulence in different years sometimes being so destructive as to destroy the crop over large areas it seldom bothers the fruit of early apples as it does not appear on the fruit until midsummer mid summer it attacks the limbs however and forms forma cankers bankers from which the spores are givon given off early in the season the cank era are sunken areas of the bark which are dark in color adhere closely to the underlying wood and moro mora or less cracked these areas produce the spores from which the disease la Is spread remove these cankered limbs in pru pruning ning where the canker is small a and nd on oil a large vi vigorous korous limb pare para off the dead bark with the pruning knife and paint the wound spray the trees at least tour faur times the next season with bordeaux mixture