The chestnut blight disease [microform] : means of identification, remedies suggested and need of co-operation to control and eradicate the blight . No. 13. Small twi of chestnut with eulargemtrot due to normal size of the t\Yis is shown. At the left side. No. 1-i. Xorntal cln ?iliim ii .V pale i;reeiiof discohuation tin mar.;iuseasi\ is one of the first 35 witli that sieiii is down Iicro soiiiewlicn, down below all llicsedead leaves. That applies to looking for the disease on the tree,or on the si^roiits or suckers Avhieh may come up from the baseof a tree. No. 17. In
The chestnut blight disease [microform] : means of identification, remedies suggested and need of co-operation to control and eradicate the blight . No. 13. Small twi of chestnut with eulargemtrot due to normal size of the t\Yis is shown. At the left side. No. 1-i. Xorntal cln ?iliim ii .V pale i;reeiiof discohuation tin mar.;iuseasi\ is one of the first 35 witli that sieiii is down Iicro soiiiewlicn, down below all llicsedead leaves. That applies to looking for the disease on the tree,or on the si^roiits or suckers Avhieh may come up from the baseof a tree. No. 17. In very yonng nnrsery stock, or the yonng sproutswhich come np from a tree, or the vigorous growth on a tree, onthe twigs at least, Ave often get this type of the disease at its verybeginning. This is often more brilliantly coh)red than slioAvn inthis view. It is very conspicuous indeed, particularly on nurserystock. Although the view does not show any fruiting pustulesat all, l\v cutting into that area we get the cliaracteristic mottledmycelium or vegetative stage of the fungus beneath the bark. No. 18. NoAV we have a branch which shows the withered andyellowish leaves. This yellow^ color follow%s along after the palegreen color. It is not a pure j^ellow, as a
Size: 1963px × 1273px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1910, booksubjectchestnu, bookyear1912
