Highlights • The accuracy of farmer’s elicitation and miniaturized spectrometers is assessed in rural Ethiopia.• Farmer’s elicitation do not converge with objective metrics.• Miniaturized spectrometers provide accurate data for the identification of soil constraints.• Miniaturized spectrometers provide approximate quantitative predictions.

中文翻译：

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在住户调查中测量土壤指标的挑战和经验教训

亮点 • 在埃塞俄比亚农村评估农民启发和微型光谱仪的准确性。• 农民启发不与客观指标收敛。• 微型光谱仪为识别土壤限制提供准确数据。• 微型光谱仪提供近似定量预测。