| 单词 | food cycle |
| 释义 | > as lemmasfood cycle food cycle n. Ecology a system of natural relationships by which organisms in a community depend on each other for food; cf. food web n., food chain n. 1a. ΘΚΠ the world > life > biology > balance of nature > organisms in interrelationship > [noun] > food chain food cycle1881 food chain1920 food web1932 trophic level1942 trophic chain1946 1881 E. B. Aveling Biol. Discov. & Probl. 87 The Food Cycle. The mineral kingdom is the food supplier to the vegetable kingdom. The majority of plants feed upon inorganic matters, such as carbonic acid, water and ammonia. 1963 J. E. G. Raymont Plankton & Productivity in Oceans xviii. 542 Food cycles in the oceans commence with the synthesis of organic material by the phytoplankton. 2001 Appl. Geochem. 16 1295/2 Some elements..are relatively poorly assimilated by plants, although others..can readily cross the soil-plant barrier and enter the food cycle. < as lemmas |
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