coagulate 发表于 2025-3-23 12:30:35

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无能的人 发表于 2025-3-23 16:26:52

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射手座 发表于 2025-3-23 21:11:39

Ochric Epipedon,The ochric epipedon refers to the “other” category, i.e., to epipedons that do not have the thickness, color, SOC concentrations, and evidence of human disturbance of the other seven epipedons.

集中营 发表于 2025-3-24 00:47:17

Glossic Horizon,The glossic horizon is defined as tonguing that “develops as a result of the degradation of an argillic … horizon from which clay and free iron oxides are removed” (Soil Survey Staff 2010, p. 11). Glossic horizons occur in several orders besides Alfisols, including Mollisols, Aridisols, Ultisols, and Spodosols.

unstable-angina 发表于 2025-3-24 03:43:37

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窝转脊椎动物 发表于 2025-3-24 09:14:34

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多产子 发表于 2025-3-24 14:31:19

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faultfinder 发表于 2025-3-24 15:06:40

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Highbrow 发表于 2025-3-24 20:26:56

Oxic Horizon,st (1) be ≥30 cm thick, (2) have a texture of sandy loam or finer, (3) contain ≤10 % weatherable minerals, (4) have rock structures in ≤5 % of its volume, (5) have a diffuse upper boundary within a vertical distance of 15 cm, (6) have a minimal clay increase with depth, and (7) have an apparent CEC of ≤16 cmol(+)/kg clay (Soil Survey Staff 2010).

上流社会 发表于 2025-3-24 23:15:16

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查看完整版本: Titlebook: Soil Geography of the USA; A Diagnostic-Horizon James G. Bockheim Book 2014 Springer International Publishing Switzerland 2014 Diagnostic S