Show q AJ IN CONTROL PEACH lear LEAF CURL caused by fungous disease which produces reddish colored distortion spray in winter the curling of the leaves of peach trees is often caused by a fun fungous gous disease called leaf curl this fungus attacks the tissue of tho the leaf produces a reddish colored distortion and dest destroys roys tho the leaf as a starch prodie ing organ because of the loss of this foliage the tree Is depleted in vitality and the setting of buds for next years crop greatly reduced the fungus becomes active very early in spring even before the middle of march when the spring opens early and warm it attacks the swelling bud and gets into the tissues before the leal leaf Is unfolded therefore aa 0 1 badly pruned learh tree spraying after the disease is noticed Is practically of no value because the spray cannot get at the pores of the fungus spraying must be done when these spots are dormant or in their winter stage therefore the spraying should be done before the middle of march la in ordinary seasons or earlier in seasons which are advanced there are a number of fungicides which will keep this trouble in check the standard remedy used to be copper sulphate at the strength of two pounds to 50 gallons of water this proved very efficient but it was difficult to tell whether all parts of the tr tree C e were covered or not bordeaux mixture made of four pounds of copper sulphate and five pounds of lime a also iso does good work and Is better than copper sulphate because it leaves a mark by which one can tell whether the entire tree has been covered |