| 单词 | photosynthetic ratio |
| 释义 | > as lemmasphotosynthetic ratio photosynthetic ratio n. = photosynthetic quotient n. ΘΚΠ the world > plants > by nutrition or respiration > [noun] > photosynthesis > photosynthetic quotient photosynthetic quotient1926 photosynthetic ratio1931 1931 E. C. Miller Plant Physiol. viii. 431 The determination of the photosynthetic ratio is difficult, because the process of respiration is proceeding at the same time and in the opposite direction [to that of photosynthesis]. 1958 Science 2 May 1029/3 Reaction 3 would thus account for the well-known photosynthetic ratio..also observed with isolated chloroplasts..when CO2 is assimilated to the level of carbohydrate. 1987 UNESCO Courier (Nexis) Mar. 17 With specially developed fluorescent lamps, the photosynthetic ratio is said to be better than that of the sun. < as lemmas |
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