| 单词 | abscisin i |
| 释义 | > as lemmasabscisin I Either of two substances that promote leaf abscission, (a) (more fully abscisin I) one isolated from cotton bolls (now historical); (b) (more fully abscisin II) = abscisic acid n. at abscisic adj. ΘΚΠ the world > life > biology > substance > process stimulators or inhibitors > hormone > [noun] > in plants hormone1911 wound hormone1921 plant hormone1932 phytohormone1933 auxin1934 heteroauxin1935 florigen1936 traumatic acid1939 abscisin1961 zeatin1963 cytokinin1965 antheridiol1967 abscisic acid1968 oogoniol1975 1961 W.-C. Liu & H. R. Carns in Science 11 Aug. 384/2 A crystalline substance, designated abscisin, which accelerates abscission of excised debladed petioles,..has been isolated from cotton burs. 1963 K. Ohkuma et al. in Science 20 Dec. 1592 Crystalline abscisin II, with a tentative molecular formula of C15H20O4, has been isolated from young cotton fruit. 1963 K. Ohkuma et al. in Science 20 Dec. 1593/2 These data show that abscisin II is chemically distinct from abscisin I. 1968 New Scientist 25 Jan. 187/1 Plant hormones such as..auxin, gibberellin, and abscisin have special roles in controlling growth. 1972 T. W. Goodwin & E. I. Mercer Introd. Plant Biochem. xv. 328 Abscisic acid,..also previously known as abscisin II and dormin,..is now known to be widely if not ubiquitously distributed in plants. 1996 R. N. Arteca Plant Growth Substances i. 9 The structure of this compound, which was called abscisin I was never determined. < as lemmas |
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