Determination of the amount of irrigation water for cucumber (Cucumis sativus L.) grown on four types of substrate

The results showed that cucumber grown on the substrate 50% coconut coir + 50% sand and irrigated by 120% ETc (corresponding 226 mL/plant/day at 3 weeks after planting - WAP, 280 mL/plant/day at 3 - 5 WAP and 236 mL/plant/day at late 5 WAP) performed the highest absolute yield and commercial yield.