| 释义 |
root cap
释义
根帽：大多数根尖上覆盖的一层保护性的薄层栅栏细胞。
例句
1·Root cap was the site of light perception.
感受光刺激的部位是根冠。
2·Both root and root cap are covered by a sheath-like structure called the coleorhiza.
根和根冠被一鞘状结构，即胚根鞘所覆盖。
3·The result is, high N-level can promote the root to grow, but the root cap ratio will comes down.
结果表明，较高的氮素水平促进根系生长，迅速提高水稻根干重， 但同时降低根冠比。
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