References
- Babaeian, E., Sadeghi, M., Jones, S. B., Montzka, C., Vereecken, H., and Tuller, M. (2019). Ground, proximal, and satellite remote sensing of soil moisture. Reviews of Geophysics, 57, 530-616. https://doi.org/10.1029/2018RG000618
- Blonquist, J. M., Jones, S. B., and Robinson, D. A. (2005). Standardizing characterization of electromagnetic water content sensors: Part 2. Evaluation of seven sensing systems. Vadose Zone Journal, 4(4), 1059-1069. https://doi.org/10.2136/vzj2004.0141
- Bogena, H. R., Huisman, J. A., Guntner, A., Hubner, C., Kusche, J., Jonard, F., Vey. S. and Vereecken. H. (2015). Emerging methods for noninvasive sensing of soil moisture dynamics from field to catchment scale: a review. Wiley Interdisciplinary Reviews Water, 2(6), 635-647. https://doi.org/10.1002/wat2.1097
- Franz, T. E., Zreda, M., Ferre, T.P.A., Rosolem, R., Zweck, C., Stillman, S., Zeng. X. and Shuttleworth. W. J. (2012). Measurement depth of the cosmic ray soil moisture probe affected by hydrogen from various sources. Water Resources Research, 48, W08515.
- Kohli, M., Schron, M., Zreda, M., Schmidt, U., Dietrich, P., and Zacharias, S. (2015). Footprint characteristics revised for field-scale soilmoisture monitoring with cosmic-ray neutrons. Water Resources Research, 51, 5772-5790. https://doi.org/10.1002/2015WR017169
- Lambot, S., Weihermuller, L., Huisman, J. A., Vereecken, H., Vanclooster, M., and Slob, E. C. (2006). Analysis of air-launched ground-penetrating radar techniques to measure the soil surface water content. Water Resources Research, 42, W11420. https://doi.org/10.1029/2006WR004886
- Loijens, H. S. (1980). Determination of soil water content from terrestrial gamma radiation measurements. Water Resources Research, 16(3), 565-573. https://doi.org/10.1029/WR016i003p00565
- Mao, Y. Y., Williamson, M., and Wechsler, R. H. (2015). The dependence of subhalo abundance on halo concentration. The Astrophysical Journal, 810(1), 21. https://doi.org/10.1088/0004-637X/810/1/21
- Van der Kruk, J., Jacob, R. W., and Vereecken, H. (2010). Properties of precipitation-induced multilayer surface waveguides derived from inversion of dispersive TE and TM GPR data. Geophysics, 75(4), WA263-WA273. https://doi.org/10.1190/1.3467444
- Zhao, W., and Li, Z. L. (2013). Sensitivity study of soil moisture on the temporal evolution of surface temperature over bare surfaces. International Journal of Remote Sensing, 34(9-10), 3314-3331. https://doi.org/10.1080/01431161.2012.716532
- Zreda, M., Desilts, D., Ferre, T. P. A., and Scott, R. L. (2008). Measuring soil moisture content noninvasively at intermediate spatial scale using cosmic-ray neutrons. Geographical Research Lettes, 35, L21402. https://doi.org/10.1029/2008GL035655