１．家喻户晓的“杨老推”位于黄土高原晋中盆地的山西省平遥县，近年来以农业机械化发展速度快，农机新技术推广覆盖面大而闻名三晋大地。以１９８８年为基数，该县机收小麦面积由０．２０万ｈｍ２增加到１．２３万ｈｍ２，增长了６倍多，占到当地可机收小麦面积的９５％... 1. The well-known “Yang Lao Push” is located in Pingyao County, Shanxi Province, in the Jinzhong Basin of the Loess Plateau. In recent years, it has become known as the Sanjin Earthland due to the rapid development of agricultural mechanization and the wide coverage of new agricultural technology. Taking 1988 as the base, the area of ​​machine-generated wheat received by the county increased from 0.20 million hm2 to 13,200 hm2, an increase of more than 6 times, accounting for 95% of the total wheat area available in the country.