Энэ нь Link Таны хэл дээр байхгүй байгаа, Нь харах: English (en),
Эсвэл Google Translate ашиглах:  

www.accessagriculture.org/slm04-road...-harvesting

Access Agriculture Video

Runoff water from roads can give an extra boost to crops during the rainy season, or if it is stored in ponds can be used for irrigating horticultural crops.