缺钾诱导早衰条件下应用嫁接技术研究根-冠互作对棉花下胚轴解剖结构的影响

张巧玉¹, 张睿¹, 刘朝辉^2,^*, 田晓莉^1,^*

Effect of Root-shoot Interaction on Cotton Hypocotyl Anatomy by Using Grafting Technique under Premature Senescence Induced by Potassium Deficiency

ZHANG Qiao-Yu¹, ZHANG Rui¹, LIU Zhao-Hui^2,^*, TIAN Xiao-Li^1,^*

棉花叶片早衰地上部主导型(中棉所41与鲁棉研22组合)I型嫁接(接穗/砧木)接穗下胚轴解剖结构 A, E: S22/S22; B, F: S22/C41; C, G: C41/S22; D, H: C41/C41。S22: 鲁棉研22; C41: 中棉所41。Epi. 表皮; Co: 皮层; P: 髓; Ph: 韧皮部; X: 木质部; vr: 维管射线; Vca: 维管形成层; phf: 韧皮纤维。