Long before the use of machinery and fertilizers, industrious and creative farmers had already used different kinds of methods to increase cropyields.
早在使用机械和化肥之前,勤劳和富有创造性的中国农民就已经采用各种各样的方法来增加农作物产量。
3
Over the last five decades, improved farming techniques and technologies have helped to significantly increase cropyields along with a 12% expansion of farmed land use.