Development of Needle Blight Symptoms on Rooted Cuttings from Diseased White Pine Trees

See allHide authors and affiliations

Science  15 Sep 1961:
Vol. 134, Issue 3481, pp. 735-736
DOI: 10.1126/science.134.3481.735


A method of rooting cuttings from white pine trees is described. Approximately equal numbers of cuttings from diseased and healthy trees were rooted by this method. After the rooted cuttings were planted in the field, they were closely watched for root growth and the development of foliar injuries.