Effect of contour cultivation on crop yield, runoff, and erosion losses

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035 ‡asdr-coo1214292
035 ‡a(OCoLC)63348228
040 ‡aNIC ‡cNIC
100 1 ‡aStallings, James Henry, ‡d1892-
245 1 0 ‡aEffect of contour cultivation on crop yield, runoff, and erosion losses.
260 ‡aWashington, ‡bSoil Conservation Service, ‡c1945.
300 ‡a12 p. ‡btables. ‡c26 cm.
538 ‡aMode of access: Internet.
650 0 ‡aCrop yields
650 0 ‡aSoil conservation
CID ‡a009120069
DAT 0 ‡a20100315101936.0 ‡b20101113000000.0
DAT 1 ‡a20120814065537.0 ‡b2024-10-24T17:31:18Z
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