|本期目录/Table of Contents|

[1]马利芳,熊黑钢,王宁,等.不同深度土壤盐分和有机质含量的空间变异特征[J].江苏农业科学,2019,47(16):264-270.
 Ma Lifang,et al.Spatial variation characteristics of salinity and organic matter content in soil at different depths[J].Jiangsu Agricultural Sciences,2019,47(16):264-270.
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不同深度土壤盐分和有机质含量的空间变异特征(PDF)
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《江苏农业科学》[ISSN:1002-1302/CN:32-1214/S]

卷:
第47卷
期数:
2019年第16期
页码:
264-270
栏目:
资源与环境
出版日期:
2019-09-16

文章信息/Info

Title:
Spatial variation characteristics of salinity and organic matter content in soil at different depths
作者:
马利芳1 熊黑钢2 王宁1 叶红云1
1.新疆大学资源与环境科学学院/绿洲生态教育部重点实验室,新疆乌鲁木齐 830046; 2.北京联合大学应用文理学院,北京 100083
Author(s):
Ma Lifanget al
关键词:
不同深度土壤盐分有机质空间变异
Keywords:
-
分类号:
S153.6
DOI:
-
文献标志码:
A
摘要:
以新疆阜康市为研究区,选取55个采样点,获得各层土壤样本,综合运用经典统计学和地统计学方法,研究不同深度土壤盐分和有机质的空间变异特征。结果表明:(1)随深度的增加,土壤盐分含量先增大后减小,极大值在40~60 cm深度,为42.38 g/kg,有机质含量逐渐减小,且各层土壤盐分和有机质含量均属于中等变异。(2)在土壤深度为0~20、20~40 cm处,土壤盐分含量和有机质含量呈显著负相关,而在40~60、60~80、80~100 cm处呈显著正相关。(3)不同深度土壤盐分含量块基比为1.23%~23.42%,均具有强烈的自相关性,表层和亚表层有机质含量属于中等程度自相关,后3层空间相关性强。研究结果为干旱地区盐渍化土壤的水盐运移提供了初步论证,同时为该区土地合理分区与改良提供了技术支持。
Abstract:
-

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备注/Memo

备注/Memo:
收稿日期:2018-04-12
基金项目:国家自然科学基金(编号:41671198)。
作者简介:马利芳(1993—),女,安徽亳州人,硕士,主要研究方向为干旱区资源与环境遥感。E-mail:1491983080@qq.com。
通信作者:熊黑钢,博士,教授,博士生导师,主要从事资源环境研究。E-mail:heigang@buu.edu。
更新日期/Last Update: 2019-08-20