Show wound coverings to be used following pruning in the past the painting of pruning cuts was advised much more than tt it Is at the present time recent experiments peri perl ments do not seem to justify many of the recommendations which have been made for treating wounds and in fact many of them have actually been found injurious rather titan than beneficial wound coverings while they may often keep out diseases cause certain injury to the exposed surface and retard healing this is particularly true if the wood Is very green and there Is some running of sap it is much more important to have the cut properly made so that there are no rough surfaces I 1 and left in such a way that all water wate r will drain oft off from the wound moreover most wound dressings either cither form an imperfect cover or are effective feet f ve such a short time that they do not do much good it has been found that spraying of the fungicidal sprays such lis as lime sulphur rind and bor bordeau deaul at mixture serves tile as a wound covering i with less trouble and expense than when an actual wound paint Is applied on very large ones however it may be practical to apply some dressing such as white bite lead paint or bordeaux paste another good dressing indich has recently been recommended is sodium silicate commonly known as water nater glass this substance Is nut not only inexpensive but Is ery cry effective due to the mechanical protection caused by sealing scaling over the surface of the cut |