中国最大的内陆灌溉区是甘肃河西走廊。
从西到东的疏勒河、黑河和石羊河三大水系，灌溉着走廊地带1000多万亩良田、草原和林地。
China’s Largest Inland Irrigation Area
China’s largest inland irrigation area was in Gansu Hexi Corridor. There are three major river systems from west to east including Shule, Heihe and Shiyang to irrigate the area of more than 1,000 acres of farmland, grasslands and woodlands.