Error bars in lattice barchart with groups

i want to plot gene regulation data in a lattice barchart. To illustrate 
the problem i encounter, the following code uses the "barley"dataset:

....
#No, i tried to add error bars using the following code:
..

As Deepayan noted in

# http://markmail.org/message/oljgimkav2qcdyre

it's not easy without dissection barchart. The omission of bar charts with
error bars is probably by design, because of the bad ink-to-info ratio.
Nevertheless, I had to do it over and over, because big bosses love it
because of the high ink content. ggplot provides a way out:

http://had.co.nz/ggplot2/geom_errorbar.html

Dieter

View this message in context: http://r.789695.n4.nabble.com/Error-bars-in-lattice-barchart-with-groups-tp3065864p3066814.html
Sent from the R help mailing list archive at Nabble.com.