基于温室番茄产量和果实品质对加气灌溉处理的综合评价

朱艳,蔡焕杰,宋利兵,商子惠,陈慧

Comprehensive Evaluation of Different Oxygation Treatments Based on Fruit Yield and Quality of Greenhouse Tomato

ZHU Yan,CAI HuanJie,SONG LiBing,SHANG ZiHui,CHEN Hui

表6 主成分特征值及方差贡献率

Table 6 Eigenvalue and variance contribution rates based on the principal component analysis

主成分 Principal component 特征值 Eigenvalue 方差贡献率 Variance contribution rate (%) 累计方差贡献率 Cumulative variance contribution rate (%) 1 5.582 62.02 62.02 2 2.6 28.89 90.91 3 0.419 4.65 95.56 4 0.159 1.77 97.32 5 0.151 1.68 99.00 6 0.051 0.57 99.57 7 0.031 0.34 99.91 8 0.006 0.06 99.97 9 0.002 0.03 100.00