irrigation pipes
preferred label: لوله‌های آبیاری @fa
type: Concept
related: irrigation canals

irrigation
preferred label: آبیاری @fa
type: Concept
narrower: irrigation canals

watercourses
preferred label: مجاری آب @fa
type: Concept
narrower: irrigation canals

irrigation canals
related: irrigation pipes
related: navigable canals
type: Concept
scope note: CANALES
preferred label: کانال‌های آبیاری @fa
broader: irrigation
broader: watercourses
alternative label: CANALES

navigable canals
preferred label: آبراه‌های قابل ناوبری @fa
type: Concept
related: irrigation canals