请输入您要查询的字词:
单词
水稻土
释义
水稻土
Encyclopedia
农学
水稻土
释
Paddy soil
水稻土
人工灌溉耕种条件下形成的具有水耕表层和水耕氧化还原层的土壤。在全国第二次土壤普查分类(1988)中,列为人为土土纲、水稻土亚纲、水稻土土类;在中国土壤系统分类(2001)中,列为人为土纲、水耕人为土亚纲;在日本土壤分类中,也有水稻土类型,并按水型或起源土壤续分;在美国土壤系统分类(1999)中,无水稻土名称,根据水分状况、利用方式在土壤低级分类单元中表达;在世界土壤资源参比基础(2014)中,采纳了中国的分类,也将其划分成水耕人为土。
随便看
marine biological production processe
marine biological pump
marine biological quality standard
marine biological record
marine biological resources chart
marine biological self-purification capacity
marine biology particles size spectrum
marine bioluminescence
marine biopharmaceutical industry
marine biota
marine boiler
marine boring organisms
marine Bouguer anomaly
marine Bouguer correction
marine boundaries delimitation survey
marine cadastral
marine cadastral chart
marine cadastral management
marine cadastral survey
marine carbonate rock in China
marine cartography
marine chart geographical element
marine charting equipment
marine chemical industry
marine chemical instruments
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:2026/6/19 19:45:26