Whenever a plant responds to applied , i . e . , unbalanced, applications of auxin, ethylene is produced.当一植物对不平衡地施用生长素起反应时, 总是产生乙烯.Apical buds produce a growth hormone called auxin.顶芽分泌出叫做生长素的生长类激素.These bars buds thems...
These bars buds themselves also produce auxin.而这些叶芽本身也可以生成生长素.Apical buds produce a growth hormone called auxin.顶芽分泌出叫做生长素的生长类激素.bound auxin束缚生长激素Whenever a plant responds to applied , i . e . , unbalanced, applications ...