why is vivipary an undesirable character for annual crop plants?

Which is vivipary an undesirable character for annual crop plants ?

Why is vivipary and undersirable character for annuyal crop plants?

What are crop plants?

A breeder wishes to incorporate desirable characters into the crop plants.Prepare a list of charaters he will incorporate.

What are monocarpic annual plants?

Most of our crop plants are

Most of our crop plants are

Vivipary in plants is chracteristic of

Vivipary in plants is chracteristic of