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Septoria musiva, correct taxonomic name: Sphaerulina musiva (teleomorph: Mycosphaerella populorum), is an ascomycete fungus [1] responsible of a leaf spot and canker disease on poplar trees. It is native on the eastern cottonwood poplar Populus deltoides , causing only a leaf spot symptom.
A sunken canker then forms as the mycelial fan spreads under the bark. As the hyphae spread, they produce several toxic compounds, the most notable of which is oxalic acid . This acid lowers the pH of the infected tissue from around the normal 5.5 to approximately 2.8, which is toxic to cambium cells.
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]
An aerial photograph that allegedly showed "moss, mildew, algae, and mold" on their roof. But the picture, which appeared to be from Google Earth, showed "absolutely nothing!" Karen Hoover told ...
Over a year after the ill-fated OceanGate vessel imploded on a trip down to view the Titanic, investigators have released new footage of the wreckage.
Frontonasal dysplasia (FND) is a congenital malformation of the midface. [1] For the diagnosis of FND, a patient should present at least two of the following characteristics: hypertelorism (an increased distance between the eyes), a wide nasal root, vertical midline cleft of the nose and/or upper lip, cleft of the wings of the nose, malformed nasal tip, encephalocele (an opening of the skull ...
The experts found five coral-encrusted cannons approximately 500 yards from the main wreck site. ... a 2004 law called the Sunken Military Craft Act, means that they are the property of the ...
Facial trauma, also called maxillofacial trauma, is any physical trauma to the face.Facial trauma can involve soft tissue injuries such as burns, lacerations and bruises, or fractures of the facial bones such as nasal fractures and fractures of the jaw, as well as trauma such as eye injuries.