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3 Progress of Joint Research Activities
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Research No.: ㉗ E-3 ODA Loan Joint Research Date: Oct. 16 , 2020
1 General Title Evaluating changes of the agro-ecological changes under
great threats of the in-situ development and climate change
2 Core Members CTU: Tran Sy Nam (Leader), Van Pham Dang Tri Nguyen Thi Hong Diep, Do Thi Xuan Ngo Thuy Diem
Trang, Tran Ba Linh, Dinh Minh Quang, Dang Minh Quan, Nguyen Van Cong
Japanese Universities:
TARAO Mitsunori (TUAT), KOYAMA Jiro (Kagoshima University)
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3 Duration Jan. 2018 – Dec. 2020 (3 years) <1 Batch>
4 Main Objectives The aim of the program are to identify impacts of agro-ecological changes under artificial
activities and climate changes in the upper reach and coastal areas where the most negative
impacts has been formed in the Mekong Delta.
5 Focal Points
Table. Concentration (mg/kg) of carbosulfan (Carbo) and chlorpyrifos ethyl (Chorpy) in Table. Water concentration (µg/L) of carbosulfan (Carbo) and chlorpyrifos ethyl (Chorpy) in
soil/sediment in ricefields and irrigation system in Cho Moi district, An Giang Province, Vietnam ricefields and irrigation system in Cho Moi district, An Giang Province, Vietnam
Rice field Canal 1 Canal 2 Rice field Canal 1 Canal 2
Time Carbo Chlorpy Carbo Chlorpy Carbo Chlorpy Time Carbo Chlorpy Carbo Chlorpy Carbo Chlorpy
9-Apr-20 <DL <DL <DL <DL <DL <DL 9-Apr-20 <DL <DL <DL <DL <DL <DL
1-May-20 <DL <DL <DL <DL <DL <DL 1-May-20 <DL <DL <DL <DL <DL <DL
14-May-20 <DL 0.523 <DL <DL <DL 2.200 14-May-20 <DL 30.3 <DL 6.9 <DL 11.6
DL for Carbo = 0.05mg/kg, DL for Chorpy = 0.01 mg/kg DL for Carbo = 0.1 µg/L, DL for Chorpy = 0.1 µg/L
DIVERSITY OF WEED SPECIES IN RICE CULTIVATION
AREAS IN AN GIANG PROVINCE
Outside dike: 2 rice crop/year + flooding.
6 Comments This research still continues towards conducting
ⓒ All Rights Reserved, Nov. 2020 (CTU)
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