Farmers use irrigation canals to water the farmland.
Tips
usage
浇灌 is used for watering plants and crops, and also figuratively for nurturing something - e.g. 用爱浇灌孩子的成长 (to nourish a child's growth with love). The simpler 浇水 is more casual; 浇灌 has a slightly more formal or literary tone.
