By patenting seeds and buying up other seed companies, Monsanto forces small farmers to have to buy seeds from their company or pay much higher prices to buy them anywhere else.

• 孟山都通过给种子获取专利权及收购其它种子公司的手段，逼着小农户不得不从它那买种子，要不然就得从别的地方花更高的价钱买种子。