If you supply F1 hybrid seed, you can plant collected seed and it may even germinate but will not breed true so you can end up with a mess or even nothing. By 'kindly' supplying starving nations with tons of F1 seed Monsanto et al, after only one year, have those traditionally poor, sow, grow, hold back some seed and resow cultures over a purchasing barrel. It looks very much like the cheap 'tasters' of the drugs trade...