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United States Department of Agriculture

Agricultural Research Service

Related Topics

Jack D Jarrell

(This person is no longer with ARS)
Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
A Tractor-Mounted Multiple-Probe Soil Cone Penetrometer - (Peer Reviewed Journal)
Raper, R.L., Washington, B.H., Jarrell, J.D. 1999. A tractor-mounted multiple-probe soil cone penetrometer. Applied Engineering In Agriculture. 15(4):287-290.
Last Modified: 4/22/2015
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