Field-scale spatial variability of soil calcium in a semi-arid region: Implications for soil erosion and site-specific management

Agriculture & Biology

• soil heterogeneity 100%
• soil erosion 88%
• arid zones 75%
• calcium 46%
• fluid mechanics 38%
• soil 28%
• crop management 27%
• digital elevation models 27%
• soil management 18%
• soil types 16%
• sediment transport 14%
• X-radiation 14%
• semiarid soils 12%
• water erosion 12%
• wind erosion 12%
• fluorescence 12%
• High Plains (United States) 12%
• soil conservation 10%
• soil structure 9%
• kinematics 9%
• spectrometers 9%
• arid lands 8%
• topography 8%
• soil nutrients 8%
• least squares 8%
• root growth 7%
• spatial distribution 6%
• physicochemical properties 6%
• crops 4%
• water 3%
• sampling 2%
• methodology 2%

Earth & Environmental Sciences

• semiarid region 76%
• soil erosion 67%
• calcium 56%
• calcium content 49%
• attribute 32%
• soil 31%
• hydraulics 24%
• soil management 17%
• crop 15%
• X-ray fluorescence 14%
• soil type 13%
• digital elevation model 13%
• root crop 11%
• arid land 9%
• premium 9%
• wind erosion 8%
• water erosion 8%
• conservation management 8%
• soil structure 8%
• soil nutrient 7%
• soil conservation 7%
• arid region 7%
• sediment transport 6%
• chemical property 6%
• soil surface 6%
• spectrometer 6%
• kinematics 6%
• soil water 5%
• GPS 5%
• plain 5%
• topography 5%
• effect 5%
• spatial distribution 5%
• loss 3%
• index 3%
• evaluation 3%
• method 1%