The lower part of its cotyledon node zone is cotyledon node zone-root transition region, and its upper part is cotyledon node zone-stem connection region.
在子叶节区下部存在子叶节区—根过渡区；子叶节区上部存在子叶节区—茎连接区。
The lower part of its cotyledon node zone is cotyledon node zone-root transition region, and its upper part is cotyledon node zone-stem connection region.
在子叶节区下部存在子叶节区—根过渡区；子叶节区上部存在子叶节区—茎连接区。
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