Page 174 - 《广西植物》2023年第5期
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5 期                      何至杭等: 水氮耦合对辣木幼苗根系形态特征的影响                                           9 4 1



















             不同小写字母表示相同水处理下不同氮添加的显著差异(P<0.05)ꎻ不同大写字母表示相同氮处理下不同水添加的显著差异
             (P<0.05)ꎮ 下同ꎮ
             Different lowercase letters indicate significant differences among different nitrogen additions under the same water treatment ( P< 0.05)ꎻ
             different capital letters indicate significant differences among different water additions under the same nitrogen treatment (P<0.05). The
             same below.
                                         图 1  水氮耦合对辣木粗根和细根根长的影响
               Fig. 1  Coupling effects of water and nitrogen addition on the lengths of coarse root and fine root of Moringa oleifera





















                                       图 2  水氮耦合对辣木粗根和细根比根长的影响
                         Fig. 2  Coupling effects of water and nitrogen addition on the specific root length (SRL)
                                          of coarse root and fine root of Moringa oleifera





















                                       图 3  水氮耦合对辣木粗根和细根表面积的影响
             Fig. 3  Coupling effects of water and nitrogen addition on the surface area of coarse root and fine root of Moringa oleifera
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