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3 Progress of Joint Research Activities
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Research No.: ㉟ E-11 ODA Loan Joint Research Date: Oct. 16 , 2020
1 General Title To study the resilience of different farming systems in the context
of extreme weather events and environmental degradation

2 Core CTU: Le Tan Loi (Leader), Pham Thanh Vu, Van Pham Dang Tri, Vo Thanh Danh, Ngo Thi Thanh Truc.
Members
Japanese Universities: HAMASAKI Hironori (Nagasaki University)
3 Duration Oct. 2018 – Sep. 2021 (3 years) <2 Batch>
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4 Main Study of establishment of solutions coped with environmental changes and climate changes for sustainable
Objectives development of agriculture and aquaculture at a small scale in Mekong Delta
5 Focal Points: The resilience of different farming systems

Conceptual framework of the study showing interactions
Figure 1: Conceptual framework among climate change, adaptation and farmers' wellbeing
Topic 2: Evaluation of soil Topic 3: Estimate change in Topic 4: Assessing the role of
Topic 1: Risk assessment of degradation under effecting of income of households of the communities and institutions in
typical agriculture and climate change (as salinity developing policies for water
using and management of rice
aquaculture farming systems intrusion, drought state, and rice based - farming systems, and aquaculture-based farming
under affecting of projection of inundated state) of agriculture the fruit based – faming systems in the context of severe
climate patterns in 2030s and aquaculture farming systems due to the impact of weather and environmental
systems. climate change. destruction.
- A survey of 360 rice farmers in Giong
Trom and Ba Tri district, Ben Tre
Province was conducted in 2019.
- Rice yield and income were affected
significantly due to the saline intrusion in
2016.
- About 30% of rice farmers have
Results responded autonomously and with support
- The extreme saline water intrusion and advice from the local government
from late 2019 to early 2020 resulted in after 2016, i.e. reduced one rice crop in
serious freshwater scarcity, causing the dry season, shifted to more adaptive
negative impacts to agriculture and rice varieties to the market demand and
aquaculture in the study area. The changing of salty boundaries from 2015 – 2019 in Ben Tre province saline intrusion, coconut plantation.
- The surface water resources state - The scenarios of saline intrusion in Ben
management during the study period Results of study Tre Province in 2015 – 2070 issued by the
MENR were introduced to rice farmers to
were remarkable to reduce the saline The economic efficiency of land use type of measure their intentive behavior to their
water intrusion induced damages. shrimp was highest, next is durian, upland livelihood in 2019 – 2025 and 2026 –
- The execution of documents still crops, rambutan, rice and coconut trees. 2030.
remained limitations due to actual local The results were showed that districts of Binh
conditions and some proposed surface Dai, Ba Tri, Thanh Phu, Giong Trom, Ben Tre
city and a part of districts as Mo Cay Nam,
water management solutions was still Mo Cay Bac, Chau Thanh and Cho Lach were
temporary and ineffective. also affected by salinity intrusion, with
Further activities Time salinity levels ≥ 4‰.
Further activities Time
Characterizing surface water resources at
each zone of the agro-ecological map in 10/2020 – Impacting of the factors on the resilience of land 01/2021 –
03/2021
Ben Tre. use pattern in Ben Tre province. 04/2021 Further activities Time
Evaluation on the resilience of the land use pattern 01/2021 –
Collecting secondary data to identify risks 10/2020 – in Ben Tre province 04/2021 Impacts of saline intrusion to rice yield 10/2020 –
water-related factors. 12/2021 and income of the rice farmers in Ben Tre 06/2021
Evaluation on the change of soil properties of the
Collecting data for assessment risks of land use pattern un the salinity intrusion in Ben Tre 04/2021 – Choices of mangosteen growers in 10/2020 –
agriculture and aquaculture under the 12/2020 – province 06/2021 shifting to more adaptive livelihood 9/2021
06/2021
extreme climate change scenario. strategies to saline intrusion in Ben Tre
Reference:
Mai Xuan, Le Tan Loi, Pham Thanh Vu, 2019. Applying kriging interpolation method in compiling the saline intrusion map for Ben Tre province. Viet Nam Soil Science
Journal No 57/2019.
Mai Xuan, Le Tan Loi, 2020. Production state and economic efficiency of land use types in Ben Tre province. Viet Nam Soil Science Journal (Prep)
THE RESEARCH INFORMATION: Table 1: Program timeframe
+ Main research institute: Cantho University +The total budget: 2,181,120 (mi. VND)
+ Japanese collaborator: Nagasaki and Kyushu University
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+ Research region: Mekong Delta (Ben Tre Province)
NO
Comments
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