1. Ranchers are testing electronic tags on animals' ears to create a national cattle-tracking system. 牧场主正在检测动物耳朵上的跟踪器，以建立一个全国性的家畜跟踪系统。
2. The biggest obstacle is the ranchers themselves, whose cattle compete with prairie dogs and bison for grass and space. 最大的障碍是牧场主自己，他们的牛与土拨鼠和野牛争夺草地和空间。
3. The vast grasslands of the High Plains in the central United States were settled by farmers and ranchers in the 1880s. 在19世纪80年代，美国中部的高地平原大草原是由农民和牧场主开垦的。
4. The land under wind turbines can be used for grazing cattle and other purposes, and leasing land for wind turbines can provide extra income for farmers and ranchers. 风力涡轮机下方的土地可以用来放养家畜和用于其他用途，而租借给风力涡轮机的土地也可以为农民和牧场主提供额外的收入。
5. Past assessments of the Brazilian rain forest have used satellite images to tally deforested areas, where farmers and ranchers have clear-cut and burned all the trees. 对巴西雨林过去的评估已使用卫星图像来记录被砍伐的地区，那里的农民和牧场主把所有的树都砍光并烧掉了。
