80年代以来，畜牧业生产已远远超过谷物。
Since the 1980s livestock production has far outstripped that of cereals.
但到了19世纪80年代，随着畜牧业的缩减，定居者搬进了大平原并且圈地为家族农场。
But by the late 1880s, with the decline of the range cattle industry, settlers moved in and fenced the Great Plains into family farms.
此项目是农业、畜牧业和食品部在70年代建立的。
The project was founded in the mid 70's by MAGA, the ministry of agriculture, livestock and food.
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