我国是世界文明发达最早的国家之一.古代劳动人民在长期的农业生产实践中,创造了许多保持水土、促进农业生产的耕作措施,区田是其中之一.我国古籍《吕氏春秋》有四篇讲的是农业政策和农业技术,其中《任地》篇中的“上田弃亩,下田弃圳”,可以看作是较早的关于区田的记载.“上田弃亩”讲的是高旱的田 Our country is one of the countries with the most developed civilization in the world.The ancient working people created a lot of tillage measures to maintain soil and water and promote agricultural production in the long-term practice of agricultural production, The fourth one is about agricultural policy and agricultural technology, among which “Upland discarded land, Shimoda abandoned land” in the “Land of any” article can be regarded as the earlier account of Wata. High drought fields