引言我国玉米产区的耕作方式是传统的垄作制。随着玉米收获后根茬还田、土壤有机培肥技术的应用 ,秋季灭茬深松、施肥、起垄 ,同机联作 ,来年春季在垄上播种 ,以达到贮水保墒 ,保出全苗。我们在 2 BLZ2型玉米精密播种机上设计安装了垄上仿形装置。该装置承受机器自重 ,并在垄上 Introduction The farming methods of corn producing areas in China are traditional ridge farming systems. With the harvest of corn stubble field, the application of soil organic fertilizer technology, autumn stubble deep pine, fertilization, Ridge, with the same crop, the next spring sowing in the ridge, in order to achieve storage water and soil moisture, protect the whole seedlings . We designed and installed a profiling unit on the BLZ2 Corn Precision Seeder. The device to withstand the weight of the machine, and in the ridge