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农学
根际环境
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main root; axial root
主根
由胚根的顶端分生组织发育形成的根。
理学
根
释
main root
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种子萌发时,胚根细胞分裂和伸长所形成的垂直向下生长的根。因是植物体上最早出现的根,又称初生根或直根。
Mathematics
principal root
主根,算术根
Biology
axial root; main root; taproot
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resources discovery system
resource search
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resource security strategy
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resource sharing course
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resources of medicinal plants
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