| 释义 |
pedogenic, a.|pɛdəʊˈdʒɛnɪk|
[f. pedo- + -genic.]
Soil-forming
1924Geol. Mag. LXI. 448 (heading) The pedogenic processes. [Note] I am indebted to my friend Dr. Edward Greenly, F.G.S., for this convenient term, which aptly describes the processes of soil formation and metamorphism. 1936Nature 24 Oct. 729/2 The effect of human interference as a pedogenic factor was raised in the discussion. 1943[see palæopedology s.v. palæo-, paleo-]. 1975Nature 20 Feb. 617/2 The carbonate nodules which occur in the Pleistocene but not in the Holocene portions of the core are regarded as pedogenic and as symptomatic of a soil climate drier than the present one.
Hence pedoˈgenically adv.
1972J. G. Cruickshank Soil Geogr. iii. 74 The upper boundary is obvious, but the lower one may be either the maximum plant rooting depth or the base of the pedogenically altered material. |