绥化地区旱作区的灌溉工程主要是各类型的机电井，早在七、八十年代在安达、肇源、肇东、单洲等市县就已出现了“围并经济区”的雏型，围并建设小经济区曾经形成过一股热潮，但由于当时经济体制、土地经营机制的局限以及工程管理的不完善，发展势头缓慢，没有形成规模。改革开 Irrigation projects in Suihua area are mainly all types of electromechanical wells. As early as the 1970s and 1980s, prototypes of “encircling and economic zones” have emerged in counties and counties such as Anda, Zhaodong, Zhaodong and Shanzhou However, due to the current economic system, the limitation of land management mechanism and the imperfect project management, the momentum of development has been slow and no scale has been formed. Reform started