To this end, some developers use plants like rice and safflower that self-pollinate, reducing the risk of contaminating nonpharma plants by wind and insect pollination.

• 以此为目标，有些培育人士采用像稻米和红花这种会自花授粉的植物，降低风授粉和昆虫授粉污染非生药植物的风险。