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在“自然资源管理”中，命中：52条，耗时：0.0219913 秒

1.Co-Kriging Estimation of Nitrate-Nitrogen Loads in an Agricultural River

作者：Xiuyu Liang ; Keith Schilling ; You-Kuan Zhang…

关键词：Daily nitrate ; nitrogen (NO3 ; N) load ; Cokriging ; Sampling frequency

刊名：Water Resources Management

出版者：Springer Netherlands

年：2016

2.The impact of mariculture on nutrient dynamics and identification of the nitrate sources in coastal waters

作者：Pingping Kang ; Shiguo Xu

关键词：Mariculture ; Nitrogen ; Phosphate ; Dual isotope of nitrate ; Nitrate sources ; Laizhou Bay

刊名：Environmental Science and Pollution Research

出版者：Springer Berlin / Heidelberg

年：2016

3.Field scale interaction and nutrient exchange between surface water and shallow groundwater in the Baiyang Lake region, North China Plain

作者：Bentje Brauns1 ; 2 ; 3 ; benb@env.dtu.dk" class="auth_mail" title="E-mail the corresponding author ; Poul L. Bjerg1 ; Xianfang Song2 ; Rasmus Jakobsen4

关键词：Groundwater pollution ; North China Plain ; Surface water&ndash ; groundwater interaction ; Wheat&ndash ; maize double cropping ; Nitrogen ; Anammox

刊名：Journal of Environmental Sciences

年：2016

4.Inorganic nitrogen losses from irrigated maize fields with narrow buffer strips

作者：Osvaldo Salazar ; Claudia Rojas ; Fernando Avenda?o…

关键词：Fescue ; Filter strip ; N mineralisation ; N uptake ; nonpoint source pollution ; Water quality

刊名：Nutrient Cycling in Agroecosystems

出版者：Springer Netherlands

年：2015

5.From farm to gun and no way back: Habsburg gunpowder production in the eighteenth century and its impact on agriculture and soil fertility

作者：Dino Güldner ; Fridolin Krausmann ; Verena Winiwarter

关键词：Saltpeter ; Military ; Soil fertility ; Nutrient cycling ; Environmental history ; Long ; term socioecological research (LTSER)

刊名：Regional Environmental Change

出版者：Springer Berlin / Heidelberg

年：2016

6.Spatial and temporal patterns of soil nitrogen distribution under different land uses in a watershed in the hilly area of purple soil, China

作者：Xiao-lin Yang (1) (2) (3) Bo Zhu (1) Yi-ling Li (2)

关键词：Land use ; Soil nitrogen ; Spatial variation ; Temporal variation ; Watershed scale

刊名：Journal of Mountain Science

年：2013

7.Suitability of Water Quality Indices for Application in Lakes in the Mediterranean

作者：Dimitris Alexakis ; Vassiliοs A. Tsihrintzis ; George Tsakiris…

关键词：Surface water bodies ; Water Quality Indices ; CCME ; WQI ; NSF ; WQI ; WFD ; ECOFRAME approach ; Chemical status

刊名：Water Resources Management

出版者：Springer Netherlands

年：2016

8.The use of hydrogeochemical analyses and multivariate statistics for the characterization of groundwater resources in a complex aquifer system. A case study in Amyros River basin, Thessaly, central Greece

作者：Evangelos Tziritis ; Konstantinos Skordas…

关键词：Hydrogeochemistry ; Groundwater quality ; Major ion molar ratios ; Multivariate statistics ; Thessaly

刊名：Environmental Earth Sciences

出版者：Springer Berlin Heidelberg

年：2016

9.Soybean cultivation for Bioregenerative Life Support Systems (BLSSs): The effect of hydroponic system and nitrogen source

作者：Roberta Paradiso ; Roberta Buonomo ; Mike A. Dixon ; Giancarlo Barbieri ; Stefania De Pascale

关键词：AUE ; acid use efficiency ; BUE ; base use efficiency ; BLSSs ; bioregenerative life support systems ; Cv ; cultivar (cultivated variety) ; DAS ; days after sowing ; DM ; dry matter ; EC ; electrical conductivity ; HI ; harvest index ; LA ; leaf area ; NFT ; nutrient film technique ; PAR ; photosynthetically active radiation ; RUE ; radiation use efficiency ; RW ; rockwool ; WUE ; water use efficiency

刊名：Advances in Space Research

年：1 February, 2014

10.How weed control and fertilisation influence tree physiological processes and growth at early establishment in an exotic F1 hybrid pine plantation of subtropical Australia

作者：Paula T. Ibell (1) (2) Zhihong H. Xu (3) Terence J. Blake (3) (4) Carole Wright (2) Timothy J. Blumfield (3)

关键词：Establishment silviculture ; Foliar δ13C and δ15N ; Nitrogen and water competition ; Tree growth and physiology

刊名：Journal of Soils and Sediments

年：2014

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