Page 47 - 《华中农业大学学报》2025年第5期
P. 47

第 5 期               高青蕊 等:长江中下游主栽水稻耐低温及铁锰毒害品种的筛选与鉴定                                        41




























                     图4  ++Fe 处理下,各品种亚铁毒害指数(A)及亚铁毒害指数与籽粒产量的四分图(B)和水稻生长表型(C)
                              2+
                                                              2+
                               2+
                      Fig. 4  Fe  toxicity index(A), quadrant plot of Fe  toxicity index and grain yield for each variety(B)
                                                                         2+
                                           and growth phenotype(C) under ++Fe  treatment






































                 A:生长表型;B:根系表型;C:主根长;D:总根长;E:根系总体积;F:根系总表面积;G:根尖数;H:株高;I:根干质量;J:地上部干质量。
               A:The growth phenotype;B:Root phenotype;C:Primary root length ;D:Total root length;E:Total volume of root;F:Total surface area of
               root; G:Number of root tips;H:Plant height; I:Root dry weight ;J:Shoot dry weight.
                           图5  CK及++Fe 处理下,耐亚铁毒害品种(34#)及敏感品种(37#)的生长表型及根系构型
                                         2+
                 Fig. 5  The growth phenotype and root architecture of Fe -tolerant variety(34#) and Fe -sensitive variety (37#)
                                                                                       2+
                                                               2+
                                                  under CK and ++Fe  treatment
                                                                  2+
   42   43   44   45   46   47   48   49   50   51   52