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Oversummering of Fire-blight Pathogen, Spraying for Control of Fire Blight, and Abscission Induced by Erwinia Amylovora and Phytomonas Syringae
Chalmer Kirk McClelland
E. M. Cralley
Edgar Martin
Harry Robert Rosen
Herbert Henry Schwardt
John Ralph Cooper
Laurence Cornelius Kapp
Otis A. Pope
出版
University of Arkansas, College of Agriculture, Agricultural Experiment Station
, 1936
URL
http://books.google.com.hk/books?id=VbFQAQAAMAAJ&hl=&source=gbs_api