What utter nonsense. Do these lunatics actually believe that plant pollen will stick to any separation areas and protective hedges? Has none of them ever gotten hay fever from rye pollen in the city? This stuff spreads with the wind, it doesn't care about silly regulations.
The whole thing can have fatal consequences for, for example, organic farming, because genetically modified plants might mix into organic stocks and thus make organic farming nearly impossible. And all this for junk that consumers reject anyway.
At tagesschau im Internet there's the original article.