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- [26] EFFECT OF UROPHORA-CARDUI (L) (DIPTERA, TEPHRITIDAE) AND CEUTORHYNCHUS-LITURA (F) (COLEOPTERA, CURCULIONIDAE) ON THE WEED CANADA THISTLE, CIRSIUM-ARVENSE (L) SCOP CANADIAN ENTOMOLOGIST, 1992, 124 (01): : 145 - 150