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Estimation of the mean population level of green peach aphid (Homoptera: Aphididae) on Brassica campestris ssp chinensis from the proportion of plants with different tally thresholds of aphids

G. Zhang ; S. Liu ; Z. Shi ; X. Wu | 1996

Based on field sampling of the green peach aphid, Myzus persicae (Homoptera: Aphididae) on Brassica campestris ssp. chinensis in the suburbs of Hangzhou, Zhejiang Province of the People's Republic of China during 1990-1992, a data set consisting[...]

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