请输入您要查询的字词:
单词
Castanozem
释义
Castanozem
Encyclopedia
农学
栗钙土
释
Castanozem;Chestnut soil
栗钙土
温带半干旱大陆性气候和草原植被条件下形成的具有栗色腐殖质层和碳酸钙淀积层的土壤。栗钙土名称(栗色过渡型土壤)始见于俄国土壤学家V.V.道库恰耶夫1886年的土壤分类系统中栗钙土的英译名“kastanozem”,也来自俄文栗色的土地 “каштанозем”。中国从20世纪30年代的土壤分类制到1988年全国第二次土壤普查分类制一直采用此名称。在中国土壤系统分类中主要为干润均腐殖土。相当于美国土壤系统分类中的半干润软土,联合国世界土壤图图例(1988)中的栗钙土[注]集合土类。
随便看
television broadcast control system
television broadcasting
Television Broadcasts Limited
television camera
television channel
television channels
television column
television content rating system
television criticism
television culture
Television de Radio-Canada
television detector
television-directed
television documentary
television drama
Television Drama Academy Awards
television exclusive interview
Television Francaise 1
television guidance
television guider
television guiding
television homing guidance
television images
television integrated machine
television in the lives of our children: the early stage of research
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:2026/4/16 7:39:34