Dear Gerrit Thanks a lot. "rbind" seems to be the right function. Unfortunately there is a shift in the x-axis (see pdf). There are 52 trapcatch values each, m and w, but m$trapcatch and w$trapcatch are shifted up to x-value 60. The follow-up lines for temp and humidity are fine.
Thanks Sibylle setwd("~/Desktop/DatenLogger2017") # am Mac sks trap = read.delim("SWD_Trap_week-new.txt", na.strings="*", header=TRUE) climate = read.delim("Agrometeo_week-2017.txt", na.strings="*", header=TRUE) names(trap) names(climate) Hecke<-trap[trap$station=="FiBL_Hecke",] m<-Hecke[Hecke$m_w=="m",] w<-Hecke[Hecke$m_w=="w",] par(mar=c(5,4,4,10)) barplot(rbind(m$trapcatch, w$trapcatch), ylim=c(0,350)) axis(1, 1:52) par(new=T) plot(climate$Week,climate$Frick_Temp.mittel, type="n", axes=F, ylim=c(0,25), ylab="", xlab="", xaxt="n") lines(climate$Week, climate$Frick_Temp.mittel, lty=2, lwd=2, col="blue") axis(4,las=1, cex.axis=0.8, col="blue") mtext(side=4, line=2.5, "Mittlere Temperatur (°C)", cex=0.8, col="blue") par(new=T) plot(climate$Week,climate$Frick_Feuchte.mittel, type="n", axes=F, ylim=c(0,100), ylab="", xlab="", xaxt="n") lines(climate$Week, climate$Frick_Feuchte.mittel, lty=2, lwd=2, col="darkgreen") axis(4,las=1, line=5.5, cex.axis=0.8, col="darkgreen") mtext(side=4, line=7.5, "Mittlere Feuchte (%)", cex=0.8, col="dark green") Am 09.01.2018 um 09:30 schrieb Gerrit Eichner: > Hi, Sibylle, > > since you write '"mathematically" add', does > > barplot(rbind(m$trapcatch, w$trapcatch)) > > do what you want (modulo layout details)? > > Hth -- Gerrit > > --------------------------------------------------------------------- > Dr. Gerrit Eichner Mathematical Institute, Room 212 > gerrit.eich...@math.uni-giessen.de Justus-Liebig-University Giessen > Tel: +49-(0)641-99-32104 Arndtstr. 2, 35392 Giessen, Germany > Fax: +49-(0)641-99-32109 http://www.uni-giessen.de/eichner > --------------------------------------------------------------------- > > Am 09.01.2018 um 09:19 schrieb Sibylle Stöckli: >> Dear R users >> aim >> Barplot of insect trap catches (y variable trapcatch) at one specific >> station (variable FiBL_Hecke) from week 1-52 ( x variable week). >> It works well using the function tapply (sum trapcatch per week, males and >> females not separated), however, I intend to separate the y variable >> trapcatch in males and females (variable m_w: m and w) >> problem >> I used the function "add" to merge two bar plots (males and females). >> Unfortunately the second barplot masks the first barplot. >> question >> Is there a function to "mathematically" add the values from both barplots >> with the aim the barplot presenting the total trap (males and females) >> catches per week? >> Hecke<-trap[trap$station=="FiBL_Hecke",] # station = Hecke >> m<-Hecke[Hecke$m_w=="m",] # male trap catches >> w<-Hecke[Hecke$m_w=="w",] # female trap catches >> barplot(m$trapcatch, ylab="Y", space=0.5, col=c("grey0"), ylim=c(0,450), >> las=2, cex.lab=0.9, cex.axis=0.9, cex.names=0.9) >> barplot(w$trapcatch,space=0.5, add=TRUE, beside=FALSE, col=c("grey50"), >> xaxt="n", yaxt="n") >> Thanks a lot >> Sibylle >> [[alternative HTML version deleted]] >> ______________________________________________ >> R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see >> https://stat.ethz.ch/mailman/listinfo/r-help >> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html >> and provide commented, minimal, self-contained, reproducible code. >> > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.