Abstract: Basing on recalling the achievement and experiment of three times edited national teaching material of Agricultural Machinery Curriculum, the artical analyzes the question which the original national teeching material faced on with the developing of this branch of science and rural reform.It further discusses how to rationally adjust the courses and renew the teaching material. Through analyzing and studying the same curriculum and teaching material form abroad (U. S. A and U. S. S. R), it states some methods that we can adopt. Accordiing to the demand of National Education Committee, which is about the training standards of undergraduate courses of the speciality, it puts forward the teaching material system and the content of Agricultural Machinery ( I ) ( II )which is one of bidding Subject of National Agricultural College Teaching Material Building Plan during the Eighth-Five year period.