Do you know software by which I can draw e.g. population development?

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Peter Hondelmann

The example looks like powerpoint ;-). . Anyway many pedigree software such as pedigree draw) contains graphics. have a look here too: http://www.soph.uab.edu/ssg/linkage/pedigreedrawing

Gregor Steve

Danke peter

Yingjie Xiao

You can use the specific software to draw specific graphs. Well, I prefer to use R that is very personal and flexible to make any complex graphs, i.e., more complex pedigree.