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A frequency-response permittivity sensor for simultaneous measurement of multiple soil properties..Transactions of the ASABE, 50(6): 2315-2326. 2007Lee, K.H., N. Zhang, W. Kuhn, and G. Kluitenberg. DownloadLink
A frequency-response permittivity sensor for simultaneous measurement of multiple soil properties..Transactions of the ASABE, 50(6): 2327-2336. 2007Lee, K.H., and N. Zhang. DownloadLink