请输入您要查询的字词:
单词
砂姜黑土
释义
砂姜黑土
Encyclopedia
农学
砂姜黑土
释
Lime concretion black soil
砂姜黑土
发育在第四纪河湖相沉积物上的上部为暗色土层、下部为砂姜层的土壤。在中国土壤分类暂行草案(1978)中和中国第二次土壤普查(1988)时,列为半水成土纲砂姜黑土土类;在中国土类系统分类(1991)中,列为潮湿土土纲正常潮湿土亚纲砂姜黑土土类;在中国土壤系统分类(2001)中,划分成钙积潮湿变性土[注]和砂姜潮湿雏形土[注];在美国土壤系统分类和世界土壤资源参比基础(2014)中,部分相当于变性土[注]。曾称砂姜土、潜育褐土和青黑土。
随便看
common antiaris
Common Astronomy Software Applications
common astronomy software applications
common aucklandia root
common axiom
common base connection
common bile duct
common biomedical polymer
common blackbird
common bladderwort
common bletilla rubber
common blind snake
common bottlenose dolphin
common bottom of rocket tank
common buried rubber
common bus
common but differentiated responsibility
common callalily
common cardiomyocyte
common carotid artery
common carp
common carp culture
common carp (Cyprinus carpio) breeding
common carpesium fruit
common carp, Furui
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:2026/6/12 8:06:11