请输入您要查询的字词:
单词
Cinnamon soil
释义
Cinnamon soil
Encyclopedia
农学
褐土
释
Cinnamon soil
褐土
暖温带半湿润气候旱生森林条件下形成的通常具有黏化层和钙积层的土壤。在中国土壤分类暂行草案(1978)和全国第二次土壤普查分类方案(1988)中,列为半淋溶土纲褐土土类;在中国土壤系统分类(1991)中,列入硅铝土土纲半干润硅铝土亚纲;在美国土壤系统分类中,根据淀积黏化层的有无,大致相当于半干润淡色始成土、半干润淋溶土和夏旱淋溶土;在联合国世界土壤图图例(1988)中,大致相当于艳色始成土、艳色高活性淋溶土等。曾称石灰性棕色土、山东棕壤、森林棕钙土。又称褐色森林土。
随便看
order line
orderliness
order list
orderly heterogeneity theory
order management
order management in parks or tourist scenic areas
order of a branch point
order of accuracy
order of a congruence
order of a covering
order of a curve
order of a derivative
order of a determinant
order of a difference
order of a difference equation
order of a differential
order of a differential equation
order of a differential operator
order of a field
order of a function
order of a group
order of a group element
order of a Latin square
order of a matrix
order of a meromorphic function
科学参考收录了854744条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。
Copyright © 2000-2023 Sciref.net All Rights Reserved
京ICP备2021023879号
更新时间:2024/12/26 1:06:04