Hco2006 {agricolae} | R Documentation |
Incidents and performance of healthy tubers and rotten potato field infested with naturally Ralstonia solanacearum Race 3/Bv 2A, after application of inorganic amendments and a rotation crop in Huanuco Peru, 2006.
data(Hco2006)
The format is: List of 2
amendment
crop
block
plant
wilt_percent
health
rot
Application of inorganic amendment and crop rotation to control bacterial wilt of the potato (MBP).
Experimental field, 2006. Data Kindly provided by Pedro Aley.
International Potato Center. CIP - Lima Peru.
library(agricolae) data(Hco2006) str(Hco2006) wilt<-Hco2006$wilt yield<-Hco2006$yield means <- tapply.stat(wilt[,5],wilt[,1:3],function(x) mean(x,na.rm=TRUE)) names(means)[4]<-"wilt_percent" model <- aov(wilt_percent ~ block + crop, means) anova(model) cv.model(model) yield<-yield[order(paste(yield[,1],yield[,2],yield[,3])),] correlation(means[,4],yield[,4],method="spearman")