SOIL_ORGANIC_MATTER

作品数：182被引量：884H指数：16
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Influence of Enclosure Regime on Soil Properties of Forest Land in Zigui County in Three Gorges Reservoir Area
《Agricultural Science & Technology》2022年第3期52-58,共7页TU Hao XIAO Tao YUAN Long-yi 
国家自然科学基金资助项目(31170400)。
[Objective] This study aims to explore the influence of enclosure regime on the soil properties of forest land in Zigui County in the Three Gorges Reservoir Area. [Method] We collected soil from closed forest, forest ...
关键词：Enclosure regimes Soil organic matter Soil nutrients Ecological restoration 
Determination and Analysis of Soil Organic Matter Content in Greenhouses around Lhasa City
《Agricultural Science & Technology》2017年第5期830-833,共4页师亚飞 李晓颖 边吉 
Supported by College Students'Innovative Experimental Training Program of Tibet University(2016QCX016)~~
The soil organic matter content in the greenhouses around Lhasa City was determined by potassium dichromate-sulfuric acid digestion method. The results showed that the soil organic matter content differed among differ...
关键词：GREENHOUSE Lhasa City Soil organic matter DETERMINATION 
Extraction of Soil Organic Matter Information by Multi-spectral Remote Sensing Based on Diverse Landforms被引量：1
《Agricultural Science & Technology》2016年第7期1744-1748,共5页杨建锋 马军成 王令超 樊鹏 
Based on diverse landforms, the correlation between soil organic matter content and multi-spectral band of remote sensing image was analyzed in this pa- per. In addition, the inversion models were built for the soil o...
关键词：Landform type MULTI-SPECTRAL Regression analysis Soil organic matter 
Regression-Kriging of Soil Organic Matter Using the Environmental Variables Derived from MODIS and DEM被引量：3
《Agricultural Science & Technology》2012年第4期838-842,共5页王彬武 周卫军 马苏 刘少坤 于良艺 郑超 王金国 
Supported by National Natural Science Foundation of China(41071204);Hunan Provincial Innovation Foundation for Postgraduate(CX2011B310)~~
[Objective] The objective of this project was to evaluate and compare spa- tial estimation accuracy by ordinary kriging and regression kriging with MODIS data, predicting SOM contents using limited available data in S...
关键词：Regression-kriging MODIS Soil organic matter Spatial prediction 
Effects of Different Land Use Types on Soil Organic Carbon and Carbon Management Index in Karst Area被引量：3
《Agricultural Science & Technology》2010年第9期136-139,共4页杨慧 张连凯 曹建华 侯彦林 
Supported by the Work Project of China Geological Survey(1212010911062);Open Foundation of Karst Dynamics Laboratory(kdl2008-10);Guangxi Zhuang Autonomous Region Innovation Project(0842008);National Natural Science Foundation(40872213)~~
[Objective] The aim was to reveal changes of soil organic matter fraction and their corresponding carbon management indexes as affected by different land use types.[Method]Soil organic carbon,active soil organic carbo...
关键词：Karst area Land use types Soil organic carbon Active soil organic matter Carbon management index（CMI） 
The ecological effects of rice straw mulching on vineyard
《Agricultural Science & Technology》2005年第3期20-24,共5页邓云村 邓小平 
Yongzhou often encounters drought condition in July and August. Sometimes no rainfall lasts for 20 to 40 days, causes a great damage to grape production Our four-year rice straw mulching test on vineyard indicates tha...
关键词：crop quality crop yield cultural control DORMANCY drought fruits grapes maturation MULCHES MULCHING plant ecology rice rice straw soil organic matter soiltemperature soil water straw tillage weed control weeds 
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