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Conference programme

Monday, 28 November 2005

Room: Royal Orchid 1

07:30 – 09:00   

Registration

09:00 – 10:00   

Welcome addresses by:
Khon Kaen Governor,
Director General of Land Development Department (LDD, Thailand)
Representative from Institut de Recherche pour le Développement (IRD, ex-ORSTOM, France)
Representative from International Water Management Institute (IWMI)
Representative from Food and Agriculture Organization (FAO) of the United Nations

10:00 – 10:15   

Chairman of the Organizing Committee report

10:15 – 10:30   

Presiding inaugural address

10:30 – 11:00   

Coffee / Tea

11:00 – 11:30   

Strategic management for poverty alleviation of people inhabited problem soil areas by
Dr. Santhad Rojanasoonthon (Director of the Research Section, The Royal Project Foundation)

11:30 – 12:00

Poor soils make poor people and poor people make the soil worse by Dr. Alfred E. Hartemink
(Deputy Secretary General, the International Union of Soil Sciences)

12:00 – 13:00   

Lunch

Room: Royal Orchid 1

Session 1. Global extent of tropical sandy soils and their pedogenesis

 

Chairman: Pisoot Vijarnsorn
Rapporteur:

13:00 – 13:40   

Sandy soils of Asia: a new frontier for agricultural development?
Eswaran, H.; T. Vearasilp; P. Reich and F. Beinroth

13:40 – 14:00   

Analysis of spatial distribution patterns of soil properties and their determining factors on a sloped sandy cropland in Northeast Thailand.
Funakawa, S.; Yanai, J.; Hayashi, Y.; Hayashi, T.; Noichana, C.; Panitkasate, T.; Katawatin, R. and Nawata, E.

14:00 – 14:20   

Sandy soils of Cambodia.
Seng, V. ; Bell, R.W.; White, P. F. ; Schoknecht, N.; Hin, S. and Vance, W.

14:20 – 14:40   

Soil characteristics and crop suitability of sandy soils in Hainan, China.
Zhao Yu-Guo; Zhang Gan-Lin and Gong Zi-Tong

14:40 – 15:00   

Sandy soils in Southern and Eastern Africa: Extent, properties and management.
Hartemink, A.E.; J. Huting and K. Giller

15:00 – 15:20   

Coffee / Tea

15:20 – 15:40   

Coastal sandy soils and constraints for crops in Binh Thuan Province, Southern Central Vietnam. Nguyen Cong Vinh

Session 2. Socio-economic imperatives

 

Chairman: Pisoot Vijarnsorn
Rapporteur:

16:20 – 16:40   

Challenges for farmer-researcher partnerships for sandy soils in Northeast Thailand.
Caldwell, J.S.; S. Sukchan and C. Ogura

16:40 – 17:00   

Farming systems in the sandy area of the Thua Thien Hue Province, central Vietnam. Survey of socio-economic situation and constraints identified by farmers.
Pham Khanh Tu; Hoang Thi Thai Hoa; Hoang Nghia Duyet; Le Dinh Huong; Nguyen Dang Hao; Nguyen Thi Dung; Nguyen Minh Hieu; Le Duc Ngoan; Pham Quang Ha; Lebailly, Ph.; Francis, F. ; Haubruge, E.; Bragard, C.L. and Dufey J.E.

Room: Royal Orchid 2

Session 3. Chemical properties and their effect on productivity

 

Chairman: Narong Chinabut
Rapporteur:

13:00 – 13:40   

Managing sandy soils in Northeast Thailand.
Wada, H.

13:40 – 14:00   

Changes in soil chemical properties under two contrasting plantation systems on the Zululand coastal plain, South Africa.
Noble, A.D.; Berthelsen, S. and Mather, J.

14:00 – 14:20   

Clay mineral dissolution following intensive cultivation in a tropical sandy soil.
Dur, J.C.; Wiriyakitnateekul, W.; Lesturgez, G.; Pernes, M.; Elsass, F.; Hartmann, C. and Tessier, D.

14:20 – 14:40   

Hydrotalcite: leaching-retarded fertilizers for sandy soils.
Gillman, G.P.

14:40 – 15:00   

Assessment of salinity hazard by Time Domain Reflectometry in flooded sandy paddy soils.
Grunberger, O.
; Maeght, J.L.; Montoroi, J.P. ; Rattana-Anupap, S.; Wiengwongnam, J. and Hammecker, C.

15:00 – 15:20   

Coffee / Tea

15:20 – 15:40   

Effects of land use changes on soil chemical properties of sandy soils from tropical Hainan, China. Wu, W.; Mingzhi Chen and Bo Sun

15:40 – 16:00   

Improvement of the saline sandy soil in Northeast Thailand using polyvinyl alcohol (PVA).
Dejbhimon, K.
and Wada, H.

16:00 – 16:20   

Impact of agricultural practices on the biogeochemical functioning of sandy salt-affected paddy soils in Northeastern Thailand.
Quantin C.; Grunberger O.; Suvannang N. and Bourdon E.

16:20 – 16:40   

Remediation of soil acidification by form of nitrogen fertilizer on grass swards of Australia and Thailand.
Armour, J.D.; S. Berthelsen; S. Ruaysoongnern; P.W. Moody and A.D. Noble

16:40 – 17:00   

Influence of afforestation with eucalypts in Congolese savannas on long-term nutrient availability in the soils.
Laclau, J.-P. ; Deleporte, P. ; Bouillet, J.-P. and Ranger, J.

17:00 – 18:00   

Poster session

19:00 – 21:00   

Meet and greet

Tuesday, 29 November 2005

Room: Royal Orchid 1

Session 4. Physical properties of tropical sandy soils

 

Chairman: Andrew Noble
Rapporteur:

08:00 – 08:40   

Physical properties of tropical sandy soils: A large range of behaviours.
Bruand, A.; Hartmann, C. and Lesturgez, G.

08:40 – 09:00   

Compaction processes in a tilled sandy soil.
Lesturgez, G.; Hartmann, C.; Tessier, D. and Poss, R.

09:00 – 09:20   

Physical reorganization of sand due to the motion of a solid intruder.
Kolb, E.; Clément, E.; Douady, S. and Courrech du Pont, S.

09:20 – 09:40   

Wind and water erosions of non cultivated sandy soils in the Sahel: a case study in Northern Burkina Faso, Africa.
Rajot, J.L.; Ribolzi, O.; Planchon, O. and Karambiri, H.

09:40 – 10:00   

Surface crusts of semi-arid sandy soils: types, functions and management.
Valentin, C.

10:00 – 10:20   

Coffee / Tea

10:20 – 10:40   

An estimation of water retention properties in sandy soils of Southern Brazil.
Bortoluzzi, E.C.; Rheinheimer, D. and Tessier, D.

10:40 – 11:00   

Hydraulics of rill initiation on a low-slope sandy soil.
Tatard, L., Planchon, O.; Nord, G., Favis-Mortlock, D.; Wainwright, J.; Silvera, N.; Ribolzi, O. and Esteves M.

11:00 – 11:20   

The co-composting of waste bentonites from the processing of vegetable oil and its impact on selected soil properties of a light textured sand.
Soda, W.; Noble, A.D.; Suzuki, S.; Simmons, R.; Sindhusen, L. and Bhuthorndharaj, S.

11:20 – 11:40   

Short-term effects of agricultural practices on the soil structure and hydrodynamic in a deep tilled hardened sandy-silty volcanic-ash soil (cangahua) in Ecuador.
Podwojewski, P. and Jean Louis Janeau

11:40 – 13:20   

Lunch

Room: Royal Orchid 1

Session 5. The role of organic matter and biological activity

 

Chairman: Alfred Harteminck
Rapporteur:

13:20 – 14:00   

Organic matter and biofunctioning in tropical sandy soils and implications for its management.
Blanchart, E.
; Albrecht, A.; Bernoux, M.; Brauman, A.; Chotte, JL.; Feller, C.; Ganry, F. ; Hien, E.; Manlay, R.; Masse, D.; Sall, S. and Villenave, C.

14:00 – 14:20   

On-farm assessment of long term effects of organic matter management on soil characteristics of paddy fields threatened by salinity in Northeast Thailand.
Clermont-Dauphin, C.; C. Hartmann; J.L. Maeght; E. Beriaux and C. Sagnansupyakorn

14:20 – 14:40   

Nitrogen mineralization capacity of coastal sandy soils of the Thua Thien Hue Province, Central Vietnam.
Hoang Thi Thai Hoa; Thai Thi Huyen; Tran Thi Tam; Hoang Van Cong; Do Dinh Thuc; Chiang, Cl.N. and Dufey, J.E.

14:40 – 15:00   

Effects of salinity-tolerance cyanobacterium Nostoc sp. on soil characteristics and plant growth.
Inubushi, K.
; Morita, S.; Miyamoto, K.; Obana, S.; Tulaphitak, D., Tulaphitak, T. and Saenjan, P.

15:00 – 15:20   

Dry matter production and digestibility of Centrosema pubescens and Pueraria phaseoloides with rock phosphate fertilization and mycorrhizae inoculation in latosolic soil.
Lukiwati, D.R.

15:20 – 15:40   

Coffee / Tea

15:40 – 16:00   

Short-term dynamics of soil organic matter and microbial biomass after simulated rainfall on tropical sandy soils.
Sugihara, S.
; Shinya Funakawa; Hitoshi Shinjo and Takashi Kosaki

16:00 – 16:20   

Eucalypt litter quality and sandy soils: addressing two cumulative effects on topsoil organic-matter and soil faunal activity in African plantations.
Bernhard-Reversat, F. ; Mboukou-Kimbatsa, I. and Loumeto, J.J.

16:20 – 16:40   

Effect of fallowing on carbon sequestration in a humid tropical sandy soil (Mangodara, Burkina Faso).
Nacro H.B.
; Masse D. and Abbadie L.

16:40 – 17:00   

Soil organic matter loss and fertility degradation under different agricultural land uses in sandy soils of Northeast Thailand and the use of organic materials of different qualities as a possible restoration measure.
Vityakon, P.

Room: Royal Orchid 2

Session 6. The management of these agro-ecosystems

 

Chairman: Pirmpoon Keerati-Kasikorn
Rapporteur:

08:00 – 08:40   

The management of the agro-ecosystems associated with sandy soils.
Bell, R.W.
and Seng, V.

08:40 – 09:00   

Long-term topsoil changes under pearl millet production in the Sahel.
Anneke de Rouw

09:00 – 09:20   

Subsurface leaky pipe irrigation with vertical option as a suitable irrigation method for light soils.
Golabi, M.
and Akoondali, A.M.

09:20 – 09:40   

The optimal size of farm ponds in Northeast Thailand with respect to farming style and multiple uses of water and under various biophysical and socio-economic conditions.
Penning de Vries, F.W.T.
; Ruaysoongnern, S. and Wong Bhumiwatana, S.

09:40 – 10:00   

Role of bio-resources in improving the fertility of coastal sandy soils for sustainable groundnut production.
Singaravel, R.; Prasath,V. and Elayaraja, D.

10:00 – 10:20   

Coffee / Tea

10:20 – 10:40   

Performance of rice in lowland soils amended with humified sludge and organic manures.
Ofori, J.; Masunaga, T. and Wakatsuki, T.

10:40 – 11:00   

Paddy use and status of water resources in a first order watershed in a sandy soil area of Northeast Thailand.
Ogura C.; Sukchan, S.; Suzuki K. and Caldwell J.S.

11:00 – 11:20   

Overview of sandy soils management in Vietnam.
Ha, P.Q.; B.H. Hien; H.T.T. Hoa; P.K. Tu; H.T. Ninh; B.T.P. Loan; V.D. Quynh and J.E. Dufey

11:20 – 11:40   

Carbon mineralization in coastal sandy tracts under semi dry rice production.
Kaleeswari, R.K.; R. Kalpana and P. Devasenapathy

11:40 – 13:20   

Lunch

Room: Royal Orchid 2

Session 6. The management of these agro-ecosystems (continued)

 

Chairman: Christian Valentin
Rapporteur:

13:20 – 14:00   

A decision support framework for the sustainable management of sandy soils.
Moody P.W.; Vinh N.C.; Cong P.T. and Legrand J.

14:00 – 14:20   

Managing organic inputs for enhancing biological and physico-chemical soil health in the West African savannas.
Vanlauwe, B.

14:20 – 14:40   

Re-evaluation of fertility status of sandy soil in Northeast Thailand with reference to soil-plant nutrient budgets.
Yanai, J.; Nakata, S.; Funakawa, S.; Nawata, E; Tulaphitak, T.; Katawatin, R. and Kosaki, T.

14:40 – 15:00   

Addition of clay based soil ameliorants to light textured soils to reduce nutrient loss and increase crop productivity.
Berthelsen, S.; Noble, A.D.; Ruaysoongnern, S.; Webb, M.; Huan, H. and Yi, J.

15:00 – 15:20   

Effect of organic and inorganic fertilizers on yield and quality of ruzi grass (brachiaria ruziziensis) grown on saline sandy soils of the Northeast, Thailand.
Panchaban, S.; Ta-Oun, M.and Sanunmuang, S.

15:20 – 15:40   

Coffee / Tea

15:40 – 16:00   

Positive impact of traditional rice cropping on geochemical qualities of saline sandy soil in Northeast Thailand.
Maeght, J.L.; Hammecker, C.; Quantin, C.; Grunberger, O.; Nopmanee, S.; Bourdon, E. and Poss, R.

16:00 – 16:20   

Significance of soil management practices on degradation and/or conservation of upland sandy soils in semi-arid West Africa
Tanaka, U.

16:20 – 16:40   

Management solution for improving soil organic matter for crop productivity and environmental quality in the tropical island of Guam
Golabi, M.H.; P. Denney and C. Iyekar

16:40 – 18:00   

Poster session

Wednesday, 30 November 2005

Mid-symposium field trip

09:00 – 09:45   

Depart the Sofitel Racha Orchid Hotel to Ban Nong Saeng District Amphoe Muang

09:45 – 11:00   

Stop 1:
Sandy soil profiles under different land use that include virgin upland forest, cultivated sugarcane, lowland paddy and barren upland areas showing significant erosion. JIRCAS and LLD host the site.

11:00 – 11:20   

Travel to Khon Kaen Industrial and Community Education College Amphoe Chonabot

11:20 – 14:00   

Stop 2:
Enjoy traditional Isaan style food and relax in the traditional sala. An exhibition of silk and cotton products will be on display and for sale.

14:00 – 14:30   

Travel to Stop 3

14:30 – 16:00   

Stop 3:
The salinization and management of salt-affected soil of Northeast Thailand will be presented by LDD and IRD. The effect of long-term eucalyptus plantation on recharge areas will be demonstrated.

16:00 – 16:45   

Depart for the Sofitel Racha Orchid Hotel

Symposium dinner

19:00 22:00  

Thursday, 1 December 2005

Room: Royal Orchid 1

Session 7. Successes and failures: Stakeholders and development agencies perspectives in enhancing the livelihoods of communities on light textured sandy soils

 

Chairman: Daniel Tessier
Rapporteur:

08:30 – 09:00   

The “Dr Soils” Programme of the Land Development Department, Thailand.
Chinabut, N.

09:00 – 09:20   

Crop and soil management under integrated farming systems in Northeast Thailand: an individual farmers experience.
Polthanee, A.

09:20 – 09:40   

Sustainable intensification of crop-livestock systems on sandy soils of Latin America: trade-offs between production and conservation.
Ayarza, M.; Raucher, F. ; Vilela, L.; Amezquita, E.; Barrios, E.; Rao, I. and Rondon, M.

09:40 – 10:00   

Technologies for sustainable management of sandy Sahelian soils.
Bationo, A.; Waswa, B.; Ouattara, B.; Kihara, J. and Vanlauwe, B.

10:00 – 10:20   

Coffee / Tea

10:20 – 10:40   

Farmer perceptions, choice and adoption of soil management technologies in maize-based farming systems of Malawi.
Kabuli, A.M. and Phiri, Mar

10:40 – 11:00   

Suitable approach for sustainable soil fertility management in Sahelian zone of Niger, West Africa.
Hayashi, K.
; Matsunaga, R. and Aboudlaye, T.

11:00 – 11:20   

Farmers’ approaches on rehabilitation of degraded soils in the Northeast of Thailand.
Ruaysoongnern, S.

11:20 – 12:00   

Panel discussion

12:00 – 13:30   

Lunch

Session 8. Issues and priorities for the future sustainable utilization of light textured and sandy soils in the tropics

 

Chairman: Hari Eswaran
Rapporteur:

13:30 – 15.30

Open forum discussion

15:30 – 15:50

Coffee / Tea

15:50 – 17:30

Closing Session

Poster presentation

Session 1. Global extent of tropical sandy soils and their pedogenesis

Spatial heterogeneity in sandy soils of the Sahel region in West Africa: implications for desertification processes.
Shinjo, H.; Ikazaki, K.; Tanaka, U. and Kosaki, T.

The potential productivity of sandy soil for sugarcane in some regions of Thailand associated with micromorphological observations.
Sindhusen, P.
; H. Pichainarong and K. Marlairodsiri

Session 2. Socio-economic imperatives

Protection ratio, an economic indicator for assessing locations for strategic dike reinforcement for erosion management in rainfed paddy-upland sandy soil mini-watersheds
Caldwell, J.S.; Sukchan, S; Ogura, C.; On-ok, W. and Prabpan, M.

Session 3. Chemical properties and their effect on productivity

Assessment of salinity hazard by electromagnetism induction method in flooded sandy paddy soils
Grunberger, O.
; Maeght, J.L; Montoroi, J.P; Enet, Y; Rattana-Anupap, S.; Wiengwongnam, J.

and Hammecker, C.

Cation exchange capacity of sandy salt-affected paddy soils by ammonium acetate, cobalt-hexamine and compulsive method
Promkutkaew, A.
; Grunberger, O.; Bhuthorndharaj, S. and Noble, A.D.

Mineralogical and chemical properties of low activity kaolin-rich, light-textured soils in Thailand
Wiriyakitnateekul, W.
; Suddhiprakarn, A.; Kheuruenromne, I. and Gilkes, R.J.

Phosphate desorption by sandy soil of Northeast Thailand
Srikhun, W.; and Keerati-Kasikorn, P.

Clays concentrate nutrient reserves in a toposequence of sandy soils in Northeast Thailand Caignet, I.; Iserentant, A.; Wiriyakitnateekul, W.; Suksan, S.; Maeght, J.L.; Hartmann, C. and Delvaux, B.

The potential of Quartzipsamments for sugarcane growing in Southeast Coast, Thailand Tawornpruek, S.; Suddhiprakarn, A. and Kheoruenromne, I.

Influence of fertilizer inputs on soil solution chemistry in eucalypt plantations established on Brazilian sandy soils
Maquere, V. ; Laclau, J.-P.; Gonçalves, J.L.M.; Piccolo, M.C.; Krushe, A.V. ; Rosias, M.F.G. and Ranger, J.

Greenhouse gases production and emission from saline sandy paddy fields in Khon Kaen, Thailand
Murakami, M.; Amkha S.; Inubushi, K.; Yagi, K.; Tulaphitak, D.; Tulaphitak, T. and Saenjan, P.

Session 4. Physical properties of tropical sandy soils

Water infiltration in saline sandy soils
Hammecker, C.
; R. Razzouk; J-L Maeght and O. Grunberger

Wind processes improve water infiltration in Sahelian sandy rangeland
Ribolzi, O.; Hermida, M.; Delhoume, J.P.; Karambiri, H. and Thiombiano, L.

Hardpan formation of som coarse-textured upland soils in Thailand
Anusontpornperm, S.; Nortcliff, S. and Kheoruenromne I.

The effect of salinity on sandy soils physical characteristics and rice root system development: a case study from Northeast Thailand
Hartmann, C.
; Hao, H.; Maeght, J.L.; Noble, A.D.; Yuvaniyama, A. and Polthanee, A.

Session 5. The role of organic matter and biological activity

Mineralizaton of organic amendments in a sandy soil of Central Vietnam
De Backer C.; Pham Quang Ha; Chiang N.C. and Dufey J.E.

Patterns of soil organic carbon and nitrogen in grazed and un-grazed exclosures of semi-arid rangelands in South Africa
Moussa A.S.; Van Rensburg L.; Kellner K. and Bationo A.

Selection of bacteria from soil samples for liquid biofertilizer production
Piamtongkam, R.; Yongvanich, T. and Chulalaksananukul, W.

Management of subsoil hard pans in tropical sodic sandy soil
Kaleeswari, R.K.; R. Kalpana and P. Devasenapathy

Nitrogen dynamics under different farmer practices in sandy salt-affected paddy fields in Northeast of Thailand
Suvannang, N.; Quantin, C.; Grunberger, O.; Maegh, J.L. and Chutchitt, S.

Session 6. The management of these agro-ecosystems

Sandy soil improvement using organic matter and mineral fertilizers on the yield and quality of Papaya
Mongkon Ta-Oun
; Santibhab Panchaban; Suttipong Pruangka and Patcharee
Therajindakajorn

Effect of various amendments on yield and quality of papaya grown on sandy soils
Mongkon Ta-Oun; Santibhab Panchaban; Suttipong Pruangka and Patcharee
Therajindakajorn

Vietnam-Belgium project for improving food crop productivity on the sandy soils of the coastal zone in Central Vietnam
Pham Khanh Tu; Pham Quang Ha; Tran Van Minh; Bui Huy Hien; Lebailly, Ph.; Haubruge, E.; Maraite, H.; Bragard, C.; Delvaux, B.; Chiang, N.Cl. and Dufey, J.E.

Salinity control by farmers practices in sandy soil
Maeght, J.L.
; Grunberger, O. Hammecker, C.;Sukchan Somsak; Hartmann, C. and Wiriyakinateekul W.

Land degradation assessment in drylands: are there management solutions?
Niino, Y.

Phosphorus index for tropical sandy rice field and pineapple fields
Sukreeyapongse, O.; Charanworapan, C.; Pongkanjana, A. and Kanjanathanaset, K.

The potential of Quartzipsamments for sugarcane growing in Southeast Coast, Thailand Tawornpruek, S.; Suddhiprakarn, A. and Kheoruenromne, I.

Properties of coarse-textured Alfisols under cassava in Thailand
Thanachit, S.; Suddhiprakarn, A.; Kheoruenromne, I. and Gilkes, R.J.

Effect of land use management on groundwater and soil salinization in Northeast Thailand Yuvaniyama, A.; Lertsirivorakul, R. and Sriboonruang, V.

Characteristic and management of tin mine tailings in Thailand
Srithongchim, S. and Tepsuporngul, A.

The improved presences of halophilic bacteria in sandy saline soils with the application of chemical fertilizer, bioextract and molasses
Choruk, K.

Saline soil improvement with biofertilizer for the growing kale (brassica albonglabra).
Kurukodt, K.

Organic agricultural systems for cassava crops in soil group 40
Junrungreung, S.; S. Chinon; T. Rattanakaew and S. Saelim

Session 7. Successes and failures: Stakeholders and development agencies perspectives in enhancing the livelihoods of communities on light textured sandy soil

Reclamation of deteriorated land in Khao Hin Sorn Royal Development Study Center
Swuttanakoon, S.
; Tiwatri, K. and Patanakanok, B.

Conference Rooms

Mangement of Tropical Sandy Soil for Sustainable Agriculture

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