昌乐县农机研究所,在吸收多种地膜覆盖机优点的基础上,研制成功了2 RDM—60型人力单行地膜覆盖机。该机具有以下优点:(1)结构简单、体积小、重量轻、价格低。(2)操作灵活方便,能一次完成开沟、铺膜、压膜、覆土四项作业。(3)工效高,3人操作,每小 Changle County Agricultural Machinery Research Institute, in the absorption of a variety of advantages of plastic film covering machine, based on the successful development of the 2 RDM-60 human single-line film mulching machine. The machine has the following advantages: (1) simple structure, small size, light weight, low price. (2) The operation is flexible and convenient, and can finish the four operations of ditching, filming, film pressing and soil covering at a time. (3) high efficiency, 3-person operation, each small