Determination of soil calcium using field portable x-ray fluorescence

Earth & Environmental Sciences

• fluorescence 99%
• calcium 87%
• X-ray fluorescence 76%
• calcium content 75%
• soil 48%
• sieving 22%
• soil fertility 20%
• natural environment 17%
• drying 15%
• calibration 12%
• in situ 11%
• laboratory 10%
• effect 4%
• method 4%

Agriculture & Biology

• X-radiation 100%
• fluorescence 84%
• calcium 71%
• soil 57%
• sieving 23%
• grinding 20%
• repeatability 19%
• calibration 18%
• soil fertility 17%
• soil sampling 16%
• drying 14%
• sampling 6%
• methodology 5%