>I was in Hong Kong in October, and they had just finished growth information
>on Hong Kong babies, and despite good nutrition, the growth charts *are*
>different.
As I said, it often takes several generations, and even with the best of
conditions, there seems to be about a 1" final height difference. You seem
to have missed the main point, which is that in terms of populations being
"genetically short" on average, it doesn't hold up.
Kathy D.