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THE INITIATION AND DEVELOPMENT OF SECONDARY XYLEM IN AXILLARY BRANCHES OF POPULUS DELTOIDESRICHARDS JH; LARSON PR.1982; ANN. BOT.; ISSN 0305-7364; GBR; DA. 1982; VOL. 49; NO 2; PP. 149-163; BIBL. 28 REF.Article

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LATERAL BRANCH VASCULARIZATION: ITS CIRCULARITY AND ITS RELATION TO ANISOPHYLLYLARSON PR; RICHARDS JH.1981; CAN. J. BOT.; ISSN 0008-4026; CAN; DA. 1981; VOL. 59; NO 12; PP. 2577-2591; BIBL. 1 P.Article

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FUNCTIONAL SIGNIFICANCE OF THE NODAL CONSTRICTED ZONE IN POPULUS DELTOIDES.LARSON PR; ISEBRANDS JG.1978; CANAD. J. BOT.; CANADA; DA. 1978; VOL. 56; NO 7; PP. 801-804; ABS. FR.; BIBL. 12 REF.Article

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