The cumulative contributions of 3 .EGA(PCR)s selected according to eigenvalue were 63.8%, 84.3% and 96.0%, respectively.

 
  • 對白榆全分布區20個(gè)群體的樣點(diǎn)6維環(huán)境因子PCA求算的EGA(PC_r);取r=1;2;3;建立3個(gè)生態(tài)梯度軸;累計貢獻率依次為63.;8%25;84
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan