tailieunhanh - PHD dissertation summary Land and water environment: Using wastewater from intensive catfish pond for irrigating paddy field

Objectives of the study: Assessing the situation of catfish farming in some areas of the Mekong Delta as a basis for proposing measures to manage waste from catfish ponds; the survey and analysis in catfish ponds to assess the composition and characteristics; assessing the pollutants load of waste water from catfish ponds; assessing the possibility of wastewater treatment from catfish ponds and benefits of environmental when using wastewater for irrigating paddy fields. | MINISTRY OF EDUCATION AND TRAINING CAN THO UNIVERSITY PHD DISSERTATION SUMMARY Land and water environment Code 62 44 03 03 DANG QUOC CUONG USING WASTEWATER FROM INTENSIVE CATFISH POND FOR IRRIGATING PADDY FIELD Can Tho 2015 WORKS TO BE DONE IN CAN THO UNIVERSITY The scientific guidance Assoc. Prof. Dr. Truong Thi Nga The thesis will be defend against the council state dissertation meeting at the At time day month year Reviewer 1 Reviewer 2 Dissertation can be found at Learning resource center of Can Tho University. National library of Vietnam. LIST OF PUBLISHED WORKS 1. Dang Quoc Cuong Truong Thi Nga and Tran Thi Diem Phuc 2014. Effects of using rice fields to treat polluted water of catfish Pangasianodon hypophthalmus pond. Journal of science Can Tho University. No 3. ISSN 1859-2333. 2. Dang Quoc Cuong and Truong Thi Nga 2015. Improvement of water quality by utilizing wastewater from catfish ponds for rice field irrigation. Reasoning science and business journal of the Ministry of Natural Resources and Environment. No. 1 2 2015 . 53-55 pages. ISSN 1859-1477. 3. Dang Quoc Cuong Truong Thi Nga and Nguyen Thi Kim Dung 2015. Amelioration of nitrogen phosphorus from wastewater of intensive fish ponds by rice fields. Journal of science Can Tho University. Part A Science Technology and Environment 39 2015 66-70. ISSN 1859- 2333. 1 Chapter 1 INTRODUCTION 1. The Urgency of Dissertation The Mekong Delta MD is a key region for aquaculture and processing export seafood bringing many benefits to the economy and society. Catfish farming area of the Mekong Delta in 2014 was estimated at more than hectares with production of thousand tonnes Ministry of Agriculture and Rural Development 2014 . In addition the operations of aquaculture still exist shortcomings. Wastewater in aquaculture was discharged directly into the environment without external treatment. This problem was not only affects in a farming area but also affects other neighborhoods. The results of .