. Chestnut blight. Chestnut blight; Chestnut. CONTROL, OF THE CHESTNUT DISEASE. Depression in the value of real estate, especially suburban or near- suburban, owing to the death of the chestnut trees, must be taken into account in an estimate of this kind, as well as the loss of the trees themselves. CAUSE AND SYMPTOMS. The chestnut bark disease is caused by a fungus parasite known under the technical name of Diaporthe parasitica Murrill. When any of the microscopic spores (reproductive cells) of this fungus gain. FIG I.âMap of the northeastern part of the United States, showing the dist
. Chestnut blight. Chestnut blight; Chestnut. CONTROL, OF THE CHESTNUT DISEASE. Depression in the value of real estate, especially suburban or near- suburban, owing to the death of the chestnut trees, must be taken into account in an estimate of this kind, as well as the loss of the trees themselves. CAUSE AND SYMPTOMS. The chestnut bark disease is caused by a fungus parasite known under the technical name of Diaporthe parasitica Murrill. When any of the microscopic spores (reproductive cells) of this fungus gain. FIG I.âMap of the northeastern part of the United States, showing the distribution of the chestnut bark disease. The horizontally lined part shows the approximate area wherein the majority of chestnut trees are already dead from the bark disease. Jiâ¢Jf .r w "yj^'^t''^^' "°«^ ='>°«'« the approximate area wherein infection is d s!asf Sv of t?' T"*^ dots show the location of advance infections of the disease. Many of these have already been eradicated. The map has been compiled trn,. P ""'""^t'PR^ and correspondence. The writers are under especial obligations Mr T iToRvrrTM °^' w°^ ^ ^^ "'â ^^"^' ^'^^ 'â ^^ ^"»'^'"^' Ml^ W. H. Rankin, &«?on5?v ^'â ' â r- ^!f/'''' °''- ^â¢'''* S- I'^y-oW^. a^^J Mr. H. G. MacMillan for data along this line. According to Dr. G. P. Clinton (Connecticut Agricultural Ex- oirf:ction in Conner*;t.*^ ^°"'?'^*' ^^"^ '^"'^ 1910/ there a^m^ym^rrpoinds or infection in Connecticut than are shown on this map. entrance into any part of the trunk or limbs of a chestnut tree they give nse to a spreading " sore" or lesion, which soon girdles the tree. it the part attacked happens to be the trunk, the whole tree in con- sequence is killed, perhaps in a single season. If the smaller branches are attacked, only those branches are killed, or only those portions of branches beyond the point of attack, and the r
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Keywords: ., bookcolle, bookcollectionbiodiversity, booksubjectchestnutblight
