. Krankheiten aus Baumwolle, Zuckerrohr, Wald, Bäume, Zierpflanzen und verschiedene Pflanzen in den Vereinigten Staaten im Jahre 1919. Fibre Pflanzen Krankheiten und Schädlinge United States; Zucker Pflanzen Krankheiten und Schädlinge United States; Bäume Krankheiten und Schädlinge United States; Pflanzen, Zierpflanzen Krankheiten und Schädlinge in den Vereinigten Staaten. 2^9 GiiJviPHOR (GinnairiOLiuni oaraphora) Anthracnose. Verursacht tj Gloeosporium oainphorae Sacc. Von Baldwin County, Alabama berichtet, und Eell County, Te. Cas (Trace). Käfer, von Diplodia sp verursacht. Ein Trace in Karris County, Texas. (CATALPA Catalpa sp.) l^ea. F-Spot, verursacht durch Macrosporium catalp

• Bildanbieter: Paul Fearn
• Bild-ID: RCD9XW
• Dateigröße: 7,1 MB (123,9 KB Komprimierter Download)
• Freigaben (Releases): Model - nein | Eigentum - nein
• Format: 2389 x 1046 px | 40,5 x 17,7 cm | 15,9 x 7 inches | 150dpi

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. Diseases of cotton, sugar cane, forest trees, ornamentals and miscellaneous plants in the United States in 1919. Fiber plants Diseases and pests United States; Sugar crops Diseases and pests United States; Trees Diseases and pests United States; Plants, Ornamental Diseases and pests United States. 2^9 GiiJviPHOR (GinnairiOLiuni oaraphora) Anthracnose. caused tj Gloeosporium oainphorae Sacc. , reported from Baldwin County, Alabama, and Eell County, Te.cas (trace). Canker, caused by Diplodia sp. , a trace in Karris County, Texas. CATALPA (Catalpa sp.) l^ea.f spot, caused by Macrosporium catalpae E. <5- M. , was reported from Rhode Island, Connecticut, (more evident than usual, three reports frcm New Haven County and one in Hartford County), - Indiana (found in Marshall County June 23 - weather conditions favorable to the disease). Leaf spot, caused by Phyllosticta catalpae E. & M., was present in New York, New Jersey (coirmon at times causing heavy leaf fall), West Virginia, South Carolina (common, injury to trees about Go%, - found in Cconee and Greenwood Counties), Ohio (present in Cuyahoga, V/ayne, Holmes, Tuscarawas, Morrow, Licking and Franklin Counties, earliest report June I9). li^art rot, caused by Polys tic tus versicolor Fries, , reported from Wayne County, Ohio. ^Q^C w^lt, caused by Sclerotinia sp., occurred in Ohio. Sa£ ro_t, caused by Stereum versicolor Fries. , was reported from Wayne C ounty, Oh io. Wilt, cause undetermined, was noticed in V/ayne County, Ohio. CEDaR (Thuja sp.) ^ Elifiht, caused by Keithia thu.jina Durand, reported from Lewis County, Washin gton. Pestalozzia funerea Desm., present in Mississippi on T. occidental!s (J.P.C.) CHESTNUT (Castanea sp.) Blight, caused by Endothia parasitica (Murr.) And. (Prepared by G. F. "^^^y^^L^L. Forest Pathology) As shown by the map the chestnut bark disease extends in the native growth from Maine to North Carolina and west to Ohio. Observations and state reports show that the disease is stea

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• bookcentury1900
• bookcollectionbiod
• bookdecade1920
• bookyear1920