DB22T 3605-2023条耕整地机作业质量规范

22请注意本文件的某些内容可能涉及专利。本文件的发布机构不承担识别这些专利的责任。条耕整地机作业质量规范本文件规定了条耕整地机的作业质量要求、检验方法和GB/T5262农业机械试验条件测定方法的3.2机具耕作部件扰动土壤横向总宽度占工作幅宽的百3.4单条带耕作宽度workingwidthof4作业质量要求4.1.3土壤的绝对含水率、土壤坚实度按照GB/T5262规定的方法进行测量。4.2质量要求1234565.1耕作深度和耕深稳定性系数在测区内进行往返作业2个行程，每个行程沿机组前进方向每条带隔2a=·····································································（1）ai——第i个点的耕深值，单位为厘米（cm）；b)耕作深度稳定性系数按公式（24）进行计算。········································S=········································ai——第i个点的耕深值，单位为厘米（cm）；a——平均耕深，单位为厘米（cmaaU=1-V······································································（4）U——耕深稳定性系数；5.2耕后地表平整度2个行程标准差的平均值作为平整度。按公式（5）计算耕后各等分点地表面至基准线垂直距离的平均Yin··················································Y——耕后地表面至基准线的垂直距离平均值，单位为厘米（cm）；Yi——第i个点的地表面至基准线的垂直距离，单位为厘米（cmn——测点数。i=························································si——单个行程的耕后地表平整度，单位为厘米（cmYi——第i个点的地表面至基准线的垂直距离，单位为厘米（cmY——耕后地表面至基准线的垂直距离平均值，单位为厘米（cm）；n——测点数。S=Si·······································································（7）pNsi——单个行程的耕后地表平整度，单位为厘米（cmN——行程次数，N=2。5.3单条带秸秆清理宽度在条耕整地机作业后的任意单条带区域取垂直于机组前进方向并起止于两边未清除秸秆明显边界5.4秸秆清除率试验前先选取面积25m²的区域称取全部秸秆及杂草，计算试验前地表秸秆及杂草覆盖单位面积J=1100%························································（8）J——秸秆清除率，以百分数表示；W——试验前地表秸秆及杂草覆盖单位面积质量，单位为克每平方厘米（g/cm25.5动土率L=Li········································································（9）ni——第i个点的单条带地面耕作宽度，单位为厘米（cmD=100%···························································（10）K——工作幅宽，单位为厘米（cm）。6.2