[R] Just about "approximate F-test"

Hi, Dear R community, These is a paper of "Wheat Grain Yield Response to N Application Evaluated through Canopy Reflectance". This paper of "Materials and Methods" said "A single regression equation relating A and B was derived for each location using PROC NLIN (SAS Inst. 1990). Slopes and interc

[R] question about stepwise multivariate analysis of variance (stepwise MANOVA)

Hello, I saw statistical method of stepwise multivariate analysis of variance in several literatures. I now want to how to do it in R software. Thanks in advance! Guoqiang Li http://agri520.cn __ R-help@r-project.org mailing list htt