Arid

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Evaluation of mine water quality based on the PCA-PSO-BP model 期刊论文
发表期刊: JOURNAL OF WATER AND CLIMATE CHANGE. 出版年: 2024, 卷号: 15, 期号: 2, 页码: 593-606
作者:  Wang, Jiaqi;  Huang, Yanli
收藏  |  浏览/下载:21/0  |  提交时间:2024/10/04
BP neural network  mine water quality evaluation  particle swarm optimization (PSO)  principal component analysis (PCA)  PSO-BP model  
Selection of the best nitrogen fertilizer management scenario in wheat based on Palmer drought severity index with an environmental perspective 期刊论文
发表期刊: EUROPEAN JOURNAL OF AGRONOMY. 出版年: 2023, 卷号: 151
作者:  Amirhajloo, Sajad;  Gheysari, Mahdi;  Shayannejad, Mohammad;  Shirvani, Mehran
收藏  |  浏览/下载:14/0  |  提交时间:2024/09/29
CERES-Wheat  Nitrate  Principal component analysis (PCA)  Soil available water content (AWC)  
Combination of GIS and Multivariate Analysis to Assess the Soil Heavy Metal Contamination in Some Arid Zones 期刊论文
发表期刊: AGRONOMY-BASEL. 出版年: 2022, 卷号: 12, 期号: 11
作者:  El Behairy, Radwa A.;  El Baroudy, Ahmed A.;  Ibrahim, Mahmoud M.;  Mohamed, Elsayed Said;  Rebouh, Nazih Y.;  Shokr, Mohamed S.
收藏  |  浏览/下载:17/0  |  提交时间:2024/09/20
principal component analysis (PCA) analysis  cluster analysis  dry lands  contamination indices  Nile Delta  
Whether canal command irrigation through pressurized irrigation system deteriorates soil properties in hot arid ecosystem of India? 期刊论文
发表期刊: GEODERMA REGIONAL. 出版年: 2022, 卷号: 28
作者:  Kumar, Mahesh;  Santra, Priyabrata;  Panwar, Nav Raten;  Moharana, P. C.;  Pandey, C. B.
收藏  |  浏览/下载:18/0  |  提交时间:2024/09/20
Entisol  Aridisol  Hot arid ecosystem  Narmada canal project (NCP)  Principal component analysis (PCA)  k-means clustering  
Changes in Micro-Phytoplankton Community Structure Due to Seasonal and Inter-Annual Variation in Environmental Parameters at Parangipettai Coastal Water, Bay of Bengal 期刊论文
发表期刊: THALASSAS. 出版年: 2022, 卷号: 38, 期号: 2, 页码: 957-976
作者:  Vajravelu, Manigandan;  Mariasingarayan, Yosuva;  Natarajan, Manivannan;  Ayyappan, Saravanakumar
收藏  |  浏览/下载:9/0  |  提交时间:2024/09/20
Phytoplankton  Canonical Correspondence Analysis (CCA)  Principal Component Analysis (PCA)  Cluster analysis  Diatoms  Dinoflagellates  
兰州市冬夏季大气PM_(2.5)化学组分特征及来源分析 期刊论文
发表期刊: 环境科学学报. 出版年: 2021, 卷号: 41, 期号: 5, 页码: 0253-2468
作者:  蒋慧敏;  李忠勤;  张昕;  王飞腾;  周茜;  王芳龙;  张永锋;  郑存英;  宋梦媛;  陈桃桃
收藏  |  浏览/下载:32/0  |  提交时间:2021/11/19
chemical composition  principal component analysis(PCA)  backward trajectory  Lanzhou  
Cultivation effects on soil texture and fertility in an arid desert region of northwestern China 期刊论文
发表期刊: JOURNAL OF ARID LAND. 出版年: 2020, 卷号: 12, 期号: 4, 页码: 701-715
作者:  He Mingzhu;  Ji Xibin;  Bu Dongsheng;  Zhi Jinhu
收藏  |  浏览/下载:30/0  |  提交时间:2021/01/07
reclamation  soil physical-chemical properties  soil aggregate stability  mean weight diameter (MWD)  water stable aggregate percentage (WSAP)  principal component analysis (PCA)  
Cultivation effects on soil texture and fertility in an arid desert region of northwestern China 期刊论文
发表期刊: 干旱区科学. 出版年: 2020, 卷号: 12, 期号: 4
作者:  He Mingzhu;  Ji Xibin;  Bu Dongsheng;  Zhi Jinhu
收藏  |  浏览/下载:31/0  |  提交时间:2021/08/05
reclamation  soil physical-chemical properties  soil aggregate stability  mean weight diameter (MWD)  water stable aggregate percentage (WSAP)  principal component analysis (PCA)  
Optimization of Hydrologic Response Units (HRUs) Using Gridded Meteorological Data and Spatially Varying Parameters 期刊论文
发表期刊: WATER. 出版年: 2020, 卷号: 12, 期号: 12
作者:  Poblete, David;  Arevalo, Jorge;  Nicolis, Orietta;  Figueroa, Felipe
收藏  |  浏览/下载:13/0  |  提交时间:2021/11/30
hydrologic response units  principal component analysis  hierarchical cluster analysis  PCA  HCPC method  
黔中石漠化区衰老退化与正常生长顶坛花椒根区土壤质量特征 期刊论文
发表期刊: 广西植物. 出版年: 2019, 卷号: 39, 期号: 2, 页码: 143-151
作者:  喻阳华;  杨丹丽;  秦仕忆;  王璐
收藏  |  浏览/下载:23/0  |  提交时间:2019/11/29
aging and degradation  Zanthoxylum planispimum var. dintanensis  quality of root-zone soil  principal component analysis (PCA)  rocky desertification in Qianzhong area