div class=trans-pagebuttonPage 1button div class=trans-image amp-img class=trans-thumb alt=Page 1: MAIN PAPER - AG 2008 Q20 The nature of variation of tractive efficiency TE with wheel slip S in a rear wheel driven tractor C Q 21 to 275 carry two marks each D Q21 src=https:reader033fdocumentsnetreader033viewer20220421175e960b14e4d9454fe70050cfhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 2button div class=trans-image amp-img class=trans-thumb alt=Page 2: MAIN PAPER - AG 2008 Q20 The nature of variation of tractive efficiency TE with wheel slip S in a rear wheel driven tractor C Q 21 to 275 carry two marks each D Q21 src=https:reader033fdocumentsnetreader033viewer20220421175e960b14e4d9454fe70050cfhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 3button div class=trans-image amp-img class=trans-thumb alt=Page 3: MAIN PAPER - AG 2008 Q20 The nature of variation of tractive efficiency TE with wheel slip S in a rear wheel driven tractor C Q 21 to 275 carry two marks each D Q21 src=https:reader033fdocumentsnetreader033viewer20220421175e960b14e4d9454fe70050cfhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 4button div class=trans-image amp-img class=trans-thumb alt=Page 4: MAIN PAPER - AG 2008 Q20 The nature of variation of tractive efficiency TE with wheel slip S in a rear wheel driven tractor C Q 21 to 275 carry two marks each D Q21 src=https:reader033fdocumentsnetreader033viewer20220421175e960b14e4d9454fe70050cfhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdivdiv class=trans-pagebuttonPage 5button div class=trans-image amp-img class=trans-thumb alt=Page 5: MAIN PAPER - AG 2008 Q20 The nature of variation of tractive efficiency TE with wheel slip S in a rear wheel driven tractor C Q 21 to 275 carry two marks each D Q21...