Pine Wilt: A Fatal Disease of Exotic Pines in the Midwest |
Common terms and phrases
adult pine sawyer adult sawyer beetle bark beetles bore beetle Figure 9 beetle Monochamus spp beetles are strong blue-stain fungi rapidly cobalt-blue discoloration Figure contact the Plant dead trees destroy the resin diet of blue-stain dying tree Egg Laying egg-laying pine sawyer feeding wounds create Female pine sawyer FIGURE 9 Cross-section flies away Figure grubs form pupae healthy pine trees healthy tree killed by pine know longhorne becau lining the resin living cells lining longhorned beetle maturation feeding Figure Missouri Monochamus carolinensis Nebraska Nematodes are attracted nematodes leave nematodes soon pine sawy Monochan pine sawyer beetle pine wilt disease pinewood nematodes spread Plant Disease Clinic resin flow slows sawyer beetle emerging sawyer beetle Monochamus sawyer beetle tunnels sawyer beetles lay Scots pine so-called maturation feeding spicule strands are pinewood thorax tles need trachea breathing tube tree and multiply tree's water trees and transmit wilt disease cycle wilt has appeared wood nematode