度尾文旦柚叶片矿质元素含量的适宜值

王贤达,范国成,李健

Optimum Content of Mineral Elements in the Leaves of Duweiwendan Pomelo (Citrus grandis (L.) Osbeck. cv. Duweiwendan)

WANG XianDa,FAN GuoCheng,LI Jian

表1 基于果实可溶性固形物差异的叶片矿质营养方差分析

Table 1 Variance analysis of leaf mineral nutrition based on TSS difference of fruit

元素 Element 平均值Mean TSS≥TSSMean n1=61 平均值Mean TSS<TSSMean n2=59 D 方差分析 ANOVA 协方差分析 Co-ANOVA 协变量 Co-factor F P F P F P 可溶性固形物 TSS (%) 10.66 9.27 1.391 118.45 <.0001 - - - - 单果质量 SFW (g) 686.3 741.4 -55.10 - - 10.95 0.0013 67.98 <.0001 果形指数 FSI 0.8698 0.8733 -0.0035 0.22 0.6419 - - 0.56 0.4552 N (%) 2.861 2.955 -0.094 6.53 0.0120 - - 0.08 0.7831 P (%) 0.1325 0.1382 -0.006 - - 3.46 0.0655 22.27 <.0001 K (%) 2.295 2.444 -0.149 - - 6.64 0.0113 10.65 0.0015 Ca (%) 2.846 2.775 0.071 - - 0.41 0.5235 7.50 0.0072 Mg (%) 0.2683 0.2776 -0.009 0.93 0.3370 - - 0.00 0.9831 Cu (mg·kg-1) 15.66 15.94 -0.278 - - 0.76 0.3859 56.32 <.0001 Zn (mg·kg-1) 21.95 23.78 -1.837 - - 2.88 0.0928 12.50 0.0006 Fe (mg·kg-1) 76.26 72.81 3.450 - - 2.10 0.1501 5.80 0.0177 Mn (mg·kg-1) 49.30 57.82 -8.514 2.06 0.1538 - - 1.94 0.1667 B (mg·kg-1) 131.2 132.9 -1.705 0.05 0.8178 - - 3.33 0.0708 Mo (mg·kg-1) 0.0477 0.0398 0.008 10.25 0.0018 - - 0.10 0.7488 S (%) 0.3102 0.3065 0.004 - - 0.63 0.4308 9.75 0.0023