Potato Comparison

Is it true that if you remove all except one of the shoots on chitted potatoes you’ll get fewer but bigger potatoes? In the above picture the potatoes with many shoots are in the front and the ones with only shoot are in the back. The plants in the back are smaller with less foliage.

Well, in my case the yield from chitted mother potatoes with only one shoot was only 25 % compared to mother potatoes with many shoots:

And oh, the one shoots are smaller too. Bummer.