Gall midges of economic importance V. 4 Gall midges of ornamental plants and shrubs - H.F. Barnes (London Crosby Lockwood Sons Ltd, 1948)
H.F. Barnes: Gall midges of economic importance V. 4 Gall midges of ornamental plants and shrubs. London. Crosby Lockwood Sons Ltd, 1948.--(632.2BAR)
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