Performance Evaluation of Proximal Sensors for Soil Assessment in Smallholder Farms in Embu County, Kenya

Performance Evaluation of Proximal Sensors for Soil Assessment in Smallholder Farms in Embu County, Kenya

Four proximal soil sensors were tested at four smallholder farms in Embu County, Kenya: a portable X-ray fluorescence sensor (PXRF), a mobile phone application for soil color determination by photography, a dual-depth electromagnetic induction (EMI) sensor, and a LED-based soil optical reflectance s...

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Bibliographic Details
Main Authors:	Kristin Piikki, Mats Söderström, Jan Eriksson, Jamleck Muturi John, Patrick Ireri Muthee, Johanna Wetterlind, Eric Lund
Format:	Article
Language:	English
Published:	MDPI AG 2016-11-01
Series:	Sensors
Subjects:	East Africa proximal sensor soil assessment subsistence farming
Online Access:	http://www.mdpi.com/1424-8220/16/11/1950

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