Influence of gibberellic acid and nitrogen sprays on transmission of cabbage black ringspot virus by myzus persicae (sulz.) / I.W. Selma n and Umarany Kandiah.
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TextSeries: Reprint ; no. 502.Publication details: Ashford, Kent : Wye College, University of London, 1971.Description: 359-365 p. : ill., plates ; 26 cmSubject(s): Other classification: - PS 630.7114223 W942 no.
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Includes bibliographical references: p. 364-365.
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