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File:Some diseases of Puerto Rican forage crops (1953) (20547117551).jpg

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Title: Some diseases of Puerto Rican forage crops
Identifier: CAT10398040 (find matches)
Year: 1953 (1950s)
Authors: Theis, Thomas
Subjects: Forage plants Diseases and pests Puerto Rico
Publisher: Federal Experiment Station of the United States Dept. of Agriculture
Contributing Library: U.S. Department of Agriculture, National Agricultural Library
Digitizing Sponsor: U.S. Department of Agriculture, National Agricultural Library

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but are more conspicuous on the Ergot upper surface. They are circular Ergot on Paspalum virgatmn (tal- or oval to ellipsoid in form and quezal. cortadero) is caused by an measure 0.15-0.5 mm. wide x 0.5- unidentified species of Claviceps,
Text Appearing After Image:
Figure 14.—Tar spot on Paspalum virgatum (talquezal) caused by Phyllachora cornispora. X 3. l.S.'^mm. long. They are sometimes This disease was found chiefly confluent and form lines up to 7 during the rainy period. For fur- mm. long. Occasionally oval ne- ther discussion of this disease, see erotic spots several millimeters long Melinis minutijiora infected with are formed. (21, p. 35). ergot (p. 7). The extent of infec- 16

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https://www.flickr.com/photos/internetarchivebookimages/20547117551/

Author Theis, Thomas
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Flickr tags
InfoField
  • bookid:CAT10398040
  • bookyear:1953
  • bookdecade:1950
  • bookcentury:1900
  • bookauthor:Theis_Thomas
  • booksubject:Forage_plants_Diseases_and_pests_Puerto_Rico
  • bookpublisher:Federal_Experiment_Station_of_the_United_States_Dept_of_Agriculture
  • bookcontributor:U_S_Department_of_Agriculture_National_Agricultural_Library
  • booksponsor:U_S_Department_of_Agriculture_National_Agricultural_Library
  • bookleafnumber:20
  • bookcollection:usda_experimentstationpublications
  • bookcollection:usdanationalagriculturallibrary
  • bookcollection:fedlink
  • bookcollection:americana
  • bookcollection:biodiversity
  • BHL Collection
  • BHL Consortium
Flickr posted date
InfoField
13 August 2015



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Date/TimeThumbnailDimensionsUserComment
current02:17, 15 August 2015Thumbnail for version as of 02:17, 15 August 20152,300 × 3,210 (2.98 MB)Fæ== {{int:filedesc}} == {{information |description={{en|1=<br> '''Title''': Some diseases of Puerto Rican forage crops<br> '''Identifier''': CAT10398040 ([https://commons.wikimedia.org/w/index.php?title=Special%3ASearch&profile=default&fulltext=Search&s...

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