Bài viết Nghiên cứu hiện trạng và nhu cầu nước tưới phục vụ trồng cây ăn quả lâu năm trên địa bàn huyện Định Quán, tỉnh Đồng Nai được nghiên cứu nhằm xác định lượng bốc thoát hơi nước và nhu cầu nước tưới của một số loại cây ăn trái lâu năm canh tác chủ yếu tại khu vực huyện Định Quán, tỉnh Đồng Nai. | 62 Trường Đại học Nông Lâm TP. Hồ Chí Minh Assessment of irrigation situation and water requirement in perennial fruit crops in Dinh Quan district Dong Nai province Thy Q. Y. Duong1 Thinh V. D. Nguyen1 Huong T. T. Tran2 amp Tuan Q. Le1 1 Faculty of Environment and Natural Resources Nong Lam University Ho Chi Minh City Vietnam 2 Faculty of Sciences Nong Lam University Ho Chi Minh City Vietnam ARTICLE INFO ABSTRACT Research Paper Dinh Quan is a mountainous agricultural district in Dong Nai province focusing on agricultural development. Estimating reference Received November 27 2021 and current crop evapotranspiration as well as irrigation water Revised March 29 2022 requirements is an essential foundation for effective irrigation plan- ning for some perennial fruit crops mandarin banana and mango Accepted April 26 2022 to manage water resources in a reasonable and sustainable way. Applying the FAO Penman-Monteith equation combined with the CROPWAT model reference crop evapotranspiration ETo current Keywords crop evapotranspiration ETc and irrigation water requirement IWR of some perennial fruit crops being cultivated mainly in Dinh Banana Quan district banana mandarin and mango were estimated. The Dinh Quan total amount of water required for irrigation in the year of mandarin Irrigation water requirement mango and banana trees in the study area was determined to be Mandarin mm mm and mm respectively corresponding to Mango 5 926 m3 ha 4 730 m3 ha and 9 764 m3 ha. Based on this result the annual irrigation water requirement of the study area was calculated to be around 46 million m3 for the cultivation of mango banana and Corresponding author mandarin mainly in the dry season accounting for more than 95 . With current farming practices and using water resources if there are no effective management measures and solutions it may lead to a Le Quoc Tuan shortage of water for future production especially in the dry season. Email quoctuan@ .
