By Terence Bradshaw http://northerngrapesproject.org/wp-content/uploads/2016/06/June-2016-News-You-Can-Use-Disease-and-Insect-biology-and-management.pdf News You Can Use Grape Disease, Insect, and Mite Control and Biology June 2016 A single grape phylloxera leaf gall (left), with the side of the gall opened to show adult female and many yellowish eggs … Continue reading →