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Chionaspis pinifoliae, the pine needle scale insect, is a common species of scale insect found on pine, spruce and other conifers across Canada and throughout the United States. [1] The species is particularly persistent on planted spruce in the Prairie Provinces in both rural and urban settings. In heavy populations, the needles may appear to ...
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Pine-pine gall rust, also known as western gall rust, is a fungal disease of pine trees. It is caused by Endocronartium harknessii (asexual name is Peridermium harknessii ), an autoecious , endocyclic , rust fungus that grows in the vascular cambium of the host. [ 1 ]
Marchalina hellenica is a scale insect that lives in the eastern Mediterranean region, mainly in Greece and Turkey.It is an invasive species in Melbourne, Australia. [1] It lives by sucking the sap of pine trees, mainly the Turkish Pine (Pinus brutia) and, to smaller extent, Aleppo Pine (Pinus halepensis), Scots Pine (Pinus sylvestris) and Stone Pine (Pinus pinea).
The first line of defense in preventing disease is planting disease free stock, planting in a disease free area, and selecting a disease resistant species. Beyond the selection of clean, resistant stock and planting location, trees that have proper water and nutrient management are healthier and less susceptible to Diplodia tip blight.
Week 14 of college football action is underway, and the outcomes of Saturday's games are set to significantly impact the College Football Playoff, with 20 of the top 25 teams in action.This ...
Fusarium circinatum is a fungal plant pathogen that causes the serious disease pitch canker on pine trees and Douglas firs (Pseudotsuga menziesii).The most common hosts of the pathogen include slash pine (Pinus elliottii), loblolly pine (Pinus taeda), Monterey pine (Pinus radiata), Mexican weeping pine (Pinus patula), and Douglas fir. [1]
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