perennial irrigation,perennial system of irrigation
[DE] Bewässerung; fortlaufende Bewaesserung
[EN] perennial irrigation; perennial system of irrigation
[FR] irrigation pérenne
perennial irrigation,perennial system of irrigation /BUILDING/
[DE] Bewässerung; fortlaufende Bewaesserung
[EN] perennial irrigation; perennial system of irrigation
[FR] irrigation pérenne