HERE'S HOW IT "APPEARS" TO WORK. MONSANTO GENETICALLY ALTERS A SEED AND CLAIMS PATENT RIGHTS. THEY GROW THE SEEDS ADJACENT TO ANOTHER FARM, THE POLLEN BLOWS ON TO THE ADJACENT FARM AND INFECTS THE NON MONSANTO FARMERS CROP, THEY CLAIM PATENT RIGHT INFRINGMENT, FEDERAL COURTS UPHOLD THE PATENT INFRINGMENT AND MONSANTO OWNS YOUR FARM.
http://www.vanityfair.com/politics/features/2008/05/monsanto200805
http://www.opednews.com/articles/MONSANTO-investigator-in-by-Linn-Cohen-Cole-090110-871.html