Adapting smartphone app used in water testing, for soil nutrient analysis

•Smartphone acts as a portable reflectometer.•Smartphone-mediated analysis of soil nitrate and phosphate concentration.•Challenges in utilizing smartphones as reflectometers to measure soil nutrient concentration.•Supports agronomic decision by balancing finance and environment. Smartphone technolog...

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Veröffentlicht in:	Computers and electronics in agriculture 2020-08, Vol.175, p.105532, Article 105532
Hauptverfasser:	Golicz, Karolina, Hallett, Stephen, Sakrabani, Ruben, Ghosh, Joy
Format:	Artikel
Sprache:	eng
Schlagworte:	Clay soils Color vision Developing countries Electronic devices Environmental impact Fertilizer recommendations LDCs Nitrates Nutrients Organic matter Phosphorus Portable equipment Reflectometer Reflectometers Smartphones Soil analysis Soil conditions Soil testing Soil water Strip Technology assessment Test strips
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