江浙的太湖流域农区，地处亚热带北缘，东滨海洋，海拔低平，温热多雨，湖沼密布，水系网织；历来，栽培水稻为主。这里的水田土壤，是沼泽型的，其代表性土种──青紫土，湿时以粘重深厚而著称。正因如此，在耕作农具上，往往独特，别具格式。 如，吴兴钱山漾遗址出土了一件、 Jiangsu and Zhejiang Taihu Lake farmland, located in the northern subtropical edge of the east coast of the ocean, low level, warm and rainy, lake lakes, water network; has always been the main cultivation of rice. Paddy soil here, is a swamp type, the representative of soil type ─ ─ Qing Zi soil, wet thick sticky when known. Because of this, farming implements are often unique and unique. For example, Wu Xing Qian Yang Yang ruins unearthed one,