请输入您要查询的字词:
单词
Irrigation warping soil
释义
Irrigation warping soil
Encyclopedia
农学
灌淤土
释
Irrigation warping soil
灌淤土
干旱与半干旱地区长期受灌溉水夹带的泥砂等悬移物淤积并经耕种、扰动、培肥而形成的人为土壤。1978年在南京召开的中国土壤学会土壤分类会议正式定名。1984年第2次土壤普查定为人为土纲灌淤土土类。在中国土壤系统分类(修订方案,1995)中,列为人为土纲旱耕人为土亚纲灌淤旱耕人为土土类;在中国土壤系统分类(2001)中,相当于灌淤旱耕人为土[注]或灌淤干润雏形土[注];在美国土壤系统分类(1999)中,部分相当于堆垫人为始成土[注];在联合国世界土壤资源参比基础(WRB,2014)中,相当于人为土土类灌淤人为土单元[注]。
随便看
The Setting Sun
Theseus
the Seven Former Scholars Society
The Seven Lamps of Architecture
the Seven Latter Scholars Society
The seven poets of Yantai
The Seven Samurai
The Seventh Company
The Seventh Seal
The Seventh Sister and the Snake Lad
the seventy-five dharmas (of the Abhidharmakośa-bhāsya)
the seven wastes
The Seven Who Were Hanged
The Seven Year Itch
the severe debris flow hazards in wenjia gully,Sichuan province
the sex/gender system
The Shadow of Arms
The Shang City Site Park of Zhengzhou
The Shanghae Serial
The Shanghai Institute of Applied Physics(SINAP)of the Chinese Academy of Sciences
The Shanzuo Scholars Society
The Shaolin Temple
the shared development
The Shaw Screen: A Preliminary Study
The Shawshank Redemption
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:2026/10/22 6:46:33