Effect of repeating passes of middle weight tractors with single and addition wheels on soil density

来源 :第20届国际土壤与耕作研究组织大会 | 被引量 : 0次 | 上传用户:hou0608
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  Observed in the literature ambiguity of results obtained in different tests conditions,inspire research continuation for the purposes of knowledge extension and verification of modified ideas and ascertainments.Present investigations include to that context.
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