Using Soil Information for Agricultural Production in Vietnam
Research results of the Soils and Fertilizers Research Institute
Advancing the Science and Technology of Soil Information in Asia - Launch of the Global Soil Partnership’s Asia Soil Science Network and GlobalSoilMap.net
East Asia Node8-11 February, 2012, Nanjing, China
SOILS AND FERTILIZES RESEARCH INSTITUTE (SFRI)
Overview of Vietnam
Population: ~87 million
Total areas: 33.1 million hectares
Cultivated land: ~9.6 hectares
Main export products from agriculture: Rice (>3.2 billion USD), coffee (>1.8), cashew nut (>1.1), pepper (>0.4), rubber (>2.5) and tea (~0.2)
Agro-ecosystems: 8 parts
Major soils: Acrisols, Fluvisols, Ferrasols, Gleysols and Arenosols
SFRI Introduction
SFRI is a public science unit belonging to Vietnam Academy of Agricultural Sciences (VAAS), and has functions on scientific researching, technology transferring, producing and trading in the areas of soil, fertilizer and microbiology on the whole Vietnam
The organization of the Institute:- 3 administrative departments- 5 research departments; and - 4 research centers.
Using Soil Information
1. Land evaluation;
2. Land use planning;
3. Fertilizer recommendation;
4. Web-map; and
5. Geographic indicator for traditional crops
TopographyClimate Soil types
Soil textureSoil fertileDrainageSoil depth
Slope
Thematic maps Land unit map Land suitability map
Crop Requirements
Land evaluation
Case study: Land unit map of Bac Ninh province
Source: SFRI, 2002
Land evaluation
Case study: Land sustainability map of Yen Bai province
Source: SFRI, 2004
Land evaluation
1. Resources assessment;
2. Land sustainability
Constraints concerning resources (area, water, labor and capital)
Input/Output
tables of production activities
Land use options and goal
achievements
Objective functions
Policy views
Data Maps
OPTIMIZATIONMODEL
USING MGLP
LUPAS: Land use planning and analysis systemMGLP: Multiple goal linear programming
Land use planning by LUPAS method
Source: SFRI & IRRI, 2002
Case study: Land use planning scenarios for Nari district, Bac Can province
Land use planning by LUPAS method
Source: SFRI & IRRI, 2002
-
100
200
300
400
500
600
700
800
0 20 40 60 80 100 120 140 160 180
Luong thuc (1000 tan)
Thu
nhap
(ti d
ong)
Dat va lao dong co dieu tiet
Dat & lao dong 0 dieu tiet
Dat, von & lao dong 0 dieu tiet
Dat, nuoc, lao dong 0 dieu tiet
Dat, von, nuoc, lao dong 0 dieutiet
Case study: Fertilizer recommendation map of the Red river delta
Source: SFRI , 2000
Fertilizer recommendation
Source: SFRI, 2010
Web-map for fertilizer recommendation at commune level
http://lynhan.byethost14.com/
Source: SFRI, 2010
Web-map for fertilizer recommendation at commune level
http://lynhan.byethost14.com/
Agricultural productsAgricultural products Nature and humanNature and human
Specific characteristics
Geographic boundary and critical natural conditions associate specific
characteristics of products
Geographic indicators of products
Specific of natural condition
Morphology Morphology Quality Quality Natural conditionNatural condition Practices Practices
Comparingand
evaluating
Determining geographic indicator for traditional crops
Pomelo
Mango
Orange
Green pepper
Chestnut
Cinnamon
Litchi
Sedge
Cinnamon Ginseng
Grape
Determining geographic indicator for traditional crops
Experiences
1. Simplify soil information in maps
2. Link soil information with fertilizer recommendation, cultivation regime…
3. Use internet as a tool for transferring soil knowledge
