图2 切除芽或根尖对侧根数和主根生长的影响 A: 切除芽或根尖对侧根数和生长量的影响, ** P 0.01; B: 对照, 不做任何处理; C: 切除芽; D: 切除根尖, 方框中为局部放大部分。 Fig. 2 Impact of cutting off shoot and root tips on lateral root number and primary root growth A: comparison of the lateral root number and growth, ** P 0.01; B: control, without any treatment; C: seedling cut off shoot; D: seedling cut off root tip, and the part in block is the amplified, bar=1 cm. |