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Progress of Joint Research Activities
3 Progress of Joint Research Activities
rd

th
Research No.: ㉕㉕ E-1 ODA Loan Joint Research Date: Oct.14 , 2020
1 General Title Water and land resources monitoring
2 Core Members CTU: Vo Quang Minh (Leader), Vo Quoc Tuan, Nguyen Thi Hong Diep, Tran Cong An,
Nguyen Thai Nghe, Pham Thanh Vu, Truong Chi Quang, Thai Thanh Du, Nguyen Thi Ha Mi
Japanese Universities: GOMI Takashi (TUAT), KATO Tasuku (TUAT), TATSUMI Kenichi (TUAT),
YAMASHITA Megemi (TUAT), FUKUDA Shinji (TUAT)
3 Duration Jan. 2018 – Dec. 2020 (3 years) <1 Batch>
st
4 Main
Objectives Developing the integration database system for water and land resources in the Mekong delta of Viet Nam
5 Focal Points - Development of Land use/land cover change monitoring system using remote sensing data
- Development of a monitoring/detecting system for erosion (coastal, river) in the Lower Mekong River
- Development of soil degradation monitoring system
- Developing an environmental and climate sensor network to support agriculture and aquaculture development
- Creating an integrated information system for Environment
METHODS RESULTS
470000 .000000 485000 .000000 500000 .000000 515000 .000000 530000 .000000 545000 .000000 560000 .000000 575000 .000000 590000 .000000 605000 .000000 620000 .000000 635000 .000000 650000 .000000
Objective-3 Objective-4 Chau Phu Phu Tan
Châu Phú Phu Tan Phu Tan
Chau Phu Phu Tan
.000000 Chau Phu An Giang Cho Moi An Giang 1150000 .000000 ¯ 1165000 .000000
Chau PhuChau Phu
1160000 Chau Thanh Cho Moi Cho MoiCho Moi
Chau Thanh
Chau Thanh Chau Thanh
Tp Long Xuyen Cho Moi
.000000 Tp Long Xuyen Cho Moi Cho Moi
Tp Long Xuyen
Tp Long Xuyen
Tp Long Xuyen
1145000 Tp Long Xuyen Lap Vo Lap Vo Lap Vo
Tp Long Xuyen
Thot Not
.000000 Thot Not Thot Not Thot Not Đồng Tháp 1135000 .000000
Lai Vung
Lai Vung
1130000 Thot Not Lai Vung Lai Vung
Lai Vung
O Mon
O Mon Binh Tan
.000000 Cần Thơ O Mon Binh Thuy Binh Tan Binh Tan 1120000 .000000
Binh Tan
1115000 Legend Binh Thuy Binh Thuy Binh Minh
Ninh Kieu
Cai RangVĩnh Long
Binh Minh
Tam Binh
Binh Minh
.000000 CHÚ DẪN Cai RangCai Rang Tra On Tra On Tra On 1105000 .000000
Chau Thanh
1100000 coastline Hậu Giang Chau Thanh Tra On Ke Sach Ke Sach Tra On
Đường bờ năm 2017
coastline
.000000 Đường bờ năm 2015 Ke Sach Cau Ke Cau Ke 1090000 .000000
1085000 Đường bờ năm 2010 Ke Sach Cau Ke Tieu Can Tieu Can
coastline
coastline
Long Phu
Đường bờ năm 2005
.000000 coastline Long Phu Long Phu Cu Lao Dung Tra Cu Tra Cu Trà Vinh 1075000 .000000
Đường bờ năm 2000
1070000 coastline Sóc Trăng Cu Lao Dung Tra Cu Tra Cu Tra Cu
Cu Lao Dung
Đường bờ năm 1989
Cu Lao Dung
District boundary
.000000 Ranh huyện Long PhuCu Lao Dung Cu Lao Dung Duyen Hai 1060000 .000000
Long Phu
1055000 0 15 30 Kilometers Long Phu Cu Lao Dung
470000 .000000 485000 .000000 500000 .000000 515000 .000000 530000 .000000 545000 .000000 560000 .000000 575000 .000000 590000 .000000 605000 .000000 620000 .000000 635000 .000000 650000 .000000 1045000 .000000
Objective-1 Objective-2 Coastline over the years
Themajor soilconstraints for rice cultivation
Modirs Soil fertiliy constraints hectare
p low available P 327,099.4
S Strongly salinity of subsoils 327,099.4
Acid soil, iron, aluminum
a 323,183.1
toxicity
i+ High phosphorus fixation and 231,628.0
high Fe toxic potential
Depth actual acid sulfate in
c - 198,914.3
subsoil
c shallow actual acid sulfate soils 159,619.2
s - slightly salinity in subsoils 156,840.9
Cracking clays soils when
working the soil, we meet
v obstacle because soil usually 102,027.1
flood out, rice root can be
broken when soil is dry
f- Potential acid sulfate in subsoil 72,757.0
i High phosphorus fixation 69,944.7
Shallow potential acid
f 28,716.8
sulfatesoils
Land cover map in the Mekong Delta Map of soil fertility distribution for agriculture in
the Mekong Delta in 2020
Interface to view real-time data of the device
Map of obstacles for rice cultivation in the Water Environment Monitoring System
Mekong Delta
6 Comments This research still continues towards finalizing papers to submit Journals.
ⓒ All Rights Reserved, Nov. 2020 (CTU)
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