배나무 검은무늬병균(病菌)(Alternaria Kikuchiana Tanaka)의 병원성분화(病原性分化)와 저항성품종(抵抗性品種)의 리병화(罹病化) |
기운계, 박서기, 조백호, 김기청 |
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Differentiation in Pathogenicity of Alternaria kikuchiana Tanaka, Black Spot Fungus of Pear, and Conversion of Resistant Varieties into Susceptible ones |
Un Kye Ki, Seur Kee Park, Back Ho Cho, Ki Chung Kim |
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