previously blighted shoots

Listing 1 - 4 from 4 for previously blighted shoots

Diplodia Tip Blight of Austrian, Red and Scotch Pine, HYG-3041-96
... through fall. They are spread about only during periods of rainfall. Pine shoots are particularly susceptible to infection in early spring. Developing cone scales are ... aggregate such as pumice or calcined clay particles. Remove previously blighted shoots. Since many spores are produced on cones, removal of previously blighted shoots probably does not decrease spore numbers appreciably. However ...
ohioline.osu.edu

Blueberry Diseases in Michigan
... which overwinter on and in the soil under the bushes. Conidiospores form on the blighted shoots (Fig. 3). These conidiospores infect the blossoms as they open. Evidence of blossom infection ... . Infection first appear as small, reddish areas on the stems, eventually developing into the previously described cankers. New infections continue to occur throughout the growing season each time it ...
www.canr.msu.edu

Spring and Summer Lawn Management Considerations for Cool-Season Turfgrasses
... and MSMA control annual sedges and yellow nutsedge, but require timely application to young sedge shoots, and are only effective when applied at least two times. Treat sedges when they are ... "smoke ring" or "halo") as pictured in Figure 11. The blighted leaves have no characteristic banding or spotted lesions as previously described for dollar spot or leaf spot. This disease typically occurs ...
www.ext.vt.edu

How to Identify and Control Dogwood Anthracnose
... or a change in environment may have altered host/parasite relationships, enabling a previously innocuous fungus to become a significant pathogen. Photo right: Leaf spots and necrotic ... blighted do not abscise in the fall. Infections often progress down the petioles of blighted leaves into shoots, resulting in cankers. Photo right: Non-abscised blighted leaves. Twigs Direct infection of shoots ...
www.na.fs.fed.us