This definition does not exclude the use of pesticides. 這個(gè)定義并不排除使用殺蟲(chóng)劑。
Farmers use pesticides and chemical fertilizers to build produce yields and antibiotics are used on seafood and livestock. 農民使用殺蟲(chóng)劑和化肥以增加產(chǎn)量,對海產(chǎn)品和家畜則使用抗生素。