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abscisic acid (ABA)
基礎(chǔ)科學(xué)

        A plant hormone,firstisolated from sycamore,that functions chieflyas a growth inhibitor. It promotes abscission(shedding) of flowers and fruits,induces dor-mancy of buds and seeds,and causes closureof leaf pores (stomata). Formerly it was knownas abscisin......(本文共 316 字)     [閱讀本文] >>

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