<mxfile host="app.diagrams.net"><diagram name="roadmap"><mxGraphModel dx="1422" dy="794" grid="1" gridSize="10" guides="1" tooltips="1" connect="1" arrows="1" fold="1" page="1" pageScale="1" pageWidth="1169" pageHeight="826" math="0" shadow="0">
  <root>
    <mxCell id="0" />
    <mxCell id="1" parent="0" />
    <mxCell id="n1" value="核心问题：如何增强库力促进类胡萝卜素积累" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#dae8fc;strokeColor=#6c8ebf;fontSize=14;fontStyle=1;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="40" y="40" width="306" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e1" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n1" target="n2" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n2" value="策略：Or基因异源表达诱导有色体生成" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#d5e8d4;strokeColor=#82b366;fontSize=14;fontStyle=1;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="61" y="214" width="264" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e2" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n2" target="n3" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n3" value="载体构建：GBSS启动子驱动pGREEN-Or" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=13;fontStyle=0;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="64" y="388" width="257" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e3" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n3" target="n4" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n4" value="遗传转化：农杆菌介导马铃薯块茎" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=13;fontStyle=0;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="75" y="562" width="236" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e4" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n4" target="n5" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n5" value="筛选与再生：卡那霉素+bialaphos双重筛选" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#fff2cc;strokeColor=#d6b656;fontSize=13;fontStyle=0;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="47" y="736" width="292" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e5" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n5" target="n6" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n6" value="关键结果：块茎呈橙黄色且有高转化效率" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#f8cecc;strokeColor=#b85450;fontSize=14;fontStyle=1;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="54" y="910" width="278" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e6" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n6" target="n7" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
    <mxCell id="n7" value="结论：增强库力策略有效可推广至其他作物" style="rounded=1;whiteSpace=wrap;html=1;fillColor=#e1d5e7;strokeColor=#9673a6;fontSize=14;fontStyle=1;arcSize=8;verticalAlign=middle;align=center;" vertex="1" parent="1">
      <mxGeometry x="47" y="1084" width="292" height="64" as="geometry" />
    </mxCell>
    <mxCell id="e8" style="edgeStyle=orthogonalEdgeStyle;rounded=1;orthogonalLoop=1;jettySize=auto;html=1;endArrow=block;endFill=1;strokeWidth=1.6;exitX=0.5;exitY=1;exitDx=0;exitDy=0;entryX=0.5;entryY=0;entryDx=0;entryDy=0;" edge="1" source="n5" target="n6" parent="1">
      <mxGeometry relative="1" as="geometry" />
    </mxCell>
  </root>
</mxGraphModel></diagram></mxfile>