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- Yin, Zhe; Lei, Tingwu; Yan, Qinghong; Chen, Zhanpeng; Dong, Yuequn
- Computers and electronics in agriculture 2013 v.99 pp. 101-107
- absorption; algorithms; laboratory experimentation; models; reflectance; soil properties; soil water; wavelengths
- ... Soil moisture is an important soil property that has important functions in various studies and applications, such as agricultural practices, hydrological processes and ecological issues. A near-infrared (NIR) reflectance sensor designed for moisture measurement at the soil surface is based on the reflectance of two light-emitting diodes (LEDs) of different wavelengths, in which one has a waveleng ...