Present study was carried out at the research farm of ICAR-Central Tuber Crops Research Institute, Thiruvananthapuram, Kerala during 3 summer seasons 2016–17, 2017–18 and 2018–19 to assess crop water requirement upland taro (Colocasia esculenta L. Schott) arrive a suitable irrigation schedule under humid tropical conditions Kerala. The experiment conducted in randomized block design (RBD), with...