| 释义 |
heterotrophy|ˈhɛtərəʊˌtrəʊfɪ|
[f. hetero- + Gr. τροϕή nourishment.]
1. Biol.
†a. [ad. G. heterotrophie (A. B. Frank 1885, in Ber. d. Deut. Bot. Ges. III. 143).] An abnormal mode of nutrition observed by Frank in some plants, as those of the N.O. Cupuliferæ, which have no root-hairs, their function being discharged by a fungus which closely surrounds the roots. Obs. rare.
1891F. P. Foster Med. Dict. III. 1867/2 Heterotrophy, the quality of obtaining nutrition adventitiously by means of a Fungus whose mycelium takes the place of root-hairs.
†b. [ad. G. heterotrophie (A. Minks 1893, in Verhandl. d. zool.-bot. Ges. in Wien XLII. 402).] (See quot. 1900.) Obs. rare.
1900B. D. Jackson Gloss. Bot. Terms 123/1 Heterotrophy, (1) used by Minks for those Lichens living symbiotically.
c. The state or quality of living as a heterotroph; heterotrophism.
1930W. H. Lang tr. Strasburger's Text-bk. Bot. (ed. 6) 259 The heterotrophy is not always..complete... Some heterotrophic Phanerogams can construct their organic carbon-compounds in the normal fashion... The converse case is frequently met with. 1949A. Nelson Introd. Bot. xxv. 387 There are degrees of morphological adaptation for heterotrophy.
†2. Bot. [ad. G. heterotrophie (J. Wiesner 1895, in Ber. d. Deut. Bot. Ges. XIII. 482).] (See quot. 1900.) Obs. rare.
1896Jrnl. R. Microsc. Soc. 326 (heading) Heterotrophy and anisophylly. 1900B. D. Jackson Gloss. Bot. Terms 123/1 Heterotrophy..(2) [used] by Wiesner for the compound position of a shoot with regard to the horizon and of the mother-shoot. |
