| 释义 |
Alfisol Soil Sci.|ˈælfɪsɒl|
[f. alfi-, arbitrary prefix + -sol.]
A type of leached basic or slightly acid soil with a clay-enriched B horizon, found chiefly in humid temperate and subtropical regions.
1960Soil Classification: 7th Approximation (U.S. Dept. Agric.) xiv. 202/1 The Alfisols include most soils that have been called Noncalcic Brown soils, Gray-Brown Podzolic soils, and Gray-Wooded soils, [and] many that have been called Planosols. 1972[see Ultisol]. 1976McGraw-Hill Yearbk. Sci. & Technol. 367/1 Alfisols on glaciated land surfaces 20,000 years old..are commonly associated with Entisols a few hundred years old on floodplains. |