单词 | blight canker |
例句 | Clean and thorough tree surgery, cutting out blight cankers immediately upon discovery. Northern Nut Growers Association Report of the Proceedings at the 41st Annual Meeting Pleasant Valley, New York, August 28, 29 and 30, 1950 At present, practically every tree of the Chinese chestnut Castanea molissima, planted by Dr. Van Fleet at Bell Station, Maryland, where his work was mainly centered, likewise shows large blight cankers. Northern Nut Growers Association Report of the Proceedings at the Fourteenth Annual Meeting Washington D.C. September 26, 27 and 28 1923 They will have blight canker growth from 10 feet down to the ground but it doesn't go into the cambium region. Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948 Where telegraph poles are barked, it is often seen that borers have attacked the wood under blight cankers, and have not touched any other part of the tree. Northern Nut Growers Association, Report of the Proceedings at the Third Annual Meeting Lancaster, Pennsylvania, December 18 and 19, 1912 The question has been asked if it were not a blight canker which killed this tree. Northern Nut Growers Association Report of the Proceedings at the Twenty-Fourth Annual Meeting Downington, Pennsylvania, September 11 and 12, 1933 |
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