在春耕农忙季节,田野里穿梭往来着由拖拉机牵引的铧式犁,其实这种新式的农业机械是近百年才从西方传到我国的,真正使用到生产上也不过四、五十年的历史。在我国农村的许多地区,使用手扶步犁驱牛法耕田的方法,至今仍很普遍,这种犁是千百年来劳动人民在实践中创造发明的,经过不断改进流传下来。在犁普遍使用之前,耒(lei累)耜(si似)是主要耕具。使用耕畜牵引的犁耕,可能在商代已经发明。原始的犁可能是木制的,也有木犁身、石犁铧。大致到春秋中叶,随着铁制工具 During the busy spring season, the plows trailed by tractors come and go in the fields. In fact, this new type of agricultural machinery came to our country from the West in the past century or so. It actually uses only four or five decades of production history . In many areas of our country, the method of using hand, foot and plow to cultivate cattle in fields is still commonplace. The plow has been invented by the working people for thousands of years and has been continuously improved and passed down. Before the common use of plows, 耒 (lei tired) 耜 (si like) is the main tool. Plowing using plows may have been invented in Shang Dynasty. The original plow may be wooden, but also wood plow body, stone plowshare. To mid-spring, with iron tools