主茎 meaning in Chinese
caulis
main axis
main shaft
main stalk
main stem
Examples
- The main stem and fruiting branches of determinant types remain relatively short .
有限生长类型的主茎和果枝仍然较短。 - Subsequent growth of some of the axillaries results in first-order branching of the main stem .
一些腋芽继续生长形成主茎的第一级分枝。 - The stem of a raspberry , blackberry , certain roses , or similar plants
某些植物的茎悬钩子、黑莓、某些玫瑰或类似植物的主茎 - The results showed , with the rmse ranging between 0 and 0 . 7 , the model had a good prediction of mainstem leaf number , leaf area per plant , tillers per plant and phyllochrons of different development stages
模型尤其对主茎叶龄、单株分蘖数和不同发育时期的叶热间距具有较好的预测性和适用性。 - Systemic gus expression was induced 15 days after bth treatment and the gus activity was still detectable 25 days later . 7 . induced gus expression was bth dose - dependent under 1 . 2 mm
Bth在叶片中系统诱导时间为施药后的15天，诱导作用可以持续25天以上，而且诱导效应沿主茎上下运输，而sa仅诱导处理部位的基因表达。