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7 Jaar Chrysant Op Water
出版Wageningen University & Research, BU Glastuinbouw, 2017
URLhttp://books.google.com.hk/books?id=rvDetAEACAAJ&hl=&source=gbs_api
註釋However, where the larger system showed much disease incidence every summer for three years in a row, at smaller scale the symptoms could not be induced despite application of extreme cultivation measures.