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Session 1 : RICE CULTIVATION IN PACIFIC-RIM AREAS
Session 2 : DEVELOPMENT AND DYNAMICS OF ROOT SYSTEM IN
RICE
Session 3 : PLANT NUTRITION AND PHYSIOLOGY OF RICE ROOTS
Session 4 : IMPROVED RICE CULTIVATION SYSTEMS FOR HIGH/STABLE
YIELDING AND THEIR EFFECTS ON ROOT SYSTEM
Session 5 : PANEL DISCUSSION
Poster Session
Registration: 9:30-9:50
Opening remarks: 9:50-10:00
Session 1: 10:00-12:00 : RICE CULTIVATION IN PACIFIC-RIM AREAS (Chaired by Y. Kujira)
10:00-10:30 Introduction to diverse ecosystems of rice cultivation. L. J. Wade* page 2-3
10:30-10:50 Rice cultivation in Thailand. P. Songmuang* & D. Tawonmas page 4-5
10:50-11:10 Rice cultivation in China and the importance of root research. Li Y.Z. and Huang Y. M. page 06-7 :
11:10-11:20 Break
11:20-11:40 Rice cultivation in Korea - use of young seedlings etc. J.C. Shin page 49
11:40-12:00 Rice cultivation in the United States. C. Beyrouty*, R.J. Norman & N.A Slaton: page 8-9
Lunch: 12:00-13:30
Session 2: 13:30-16:30 : DEVELOPMENT AND DYNAMICS OF ROOT SYSTEM IN RICE (Chaired by S. Morita)
13:30-13:45 Brief introduction by chairperson : Viewpoints for studying root system develop-ment in rice. S. Morita page 13
13:45-14:10 Distribution and dynamics of rice root system. C. A. Beyrouty*, R.J. Norman, B.R. Wells, N.A. Slaton, B.C. Grigg, Y.H. Teo & E.E. Gbur page 14-15
14:10-14:35 Root-shoot relationships and modeling. page 50 J-C Shin
14:35-15:00 Break
15:00-15:25 Genetic and environmental factors affecting on root morphology of rice. Y. Kujira* page 16-17
15:25-15:50 Genetic and environmental factors affecting root properties; Putative traits for (upland and) rainfed lowland rice improvement. L. J. Wade* page 18-19
15:50-16:30 General discussion
Session 3: 10:00-12:00 : PLANT NUTRITION AND PHYSIOLOGY OF RICE ROOTS (Chaired by C. A. Beyrouty)
10:00-10:25 Modeling nutrient uptake by paddy rice. C. Beyrouty*, Y. H. Teo, J. Pulley & E. Gbur page 22-23
10:25-10:50 Root system and grain yield of rice with emphasis on F1 hybrids. M. Yamauchi* & D.V. Aragones page 24-25
10:50-11:05 Break
11:05-11:30 Root characteristics in the view of transpiration and photosysnthesis. T. Hirasawa* page 26-27
11:30-12:00 General discussion
Lunch: 12:00-13:30
Session 4: 13:30-14:30 : IMPROVED RICE CULTIVATION SYSTEMS FOR HIGH/STABLE YIELDING AND THEIR EFFECTS ON ROOT SYSTEM. (Chaired by A. Oyanagi)
13:30-13:50 The characters of rice root in gleyed paddy toils and their improvement by ridge cultivation. Li Y.Z. and Huang Y.M.* page 30-31
13:50-14:10 Application of rice straw compost to lowland rice and its effects on root morphology in Thai paddy fields. P. Songmuang*, J. Abe & S. Morita page 32-33
14:10-14:30 Effects of nutrients management on roots and its possible contribution to stabilize growth and yield in upland rice. M. Kondo* page 34-35
1. Root system of direct seeded and transplanted Japanese high quality rice cultivar. A. Oyanagi*, S. Tsuchida & H. Naganoma page 43
2. Studies on the relationship of root morphological development to grain yield for super high yielding hybrid rice (F1). Hunag Y.C.*, Li Y.Z. & Y.M. Huang page 44
3. Characterizing rice root growth dynamics: soil core sampling or the minirhizotron system? T.B. Moya, L.J. Wade* & K.T. Ingram page 45
4. Effects of soil strength on root traits of rainfed lowland rice. B.K. Samson, L.J. Wade* & M. Hasan page 46
5. Response of roots traits of rainfed lowland rice to drought and rewatering. T. Azhiri-Sigari*, L. J. Wade & A. Yamauchi page 47
6. Genotypic variation in drought recovery among rice seedlings. A. Kamoshita*, L.J. Wade, T. Azhiri-Sigari & A. Yamauchi page 48
Session 5: 15:30-16:30 : PANEL DISCUSSION : STRATEGY TO CONTROL RICE ROOT SYSTEM FOR MIXIMUM AND/OR SATABLE YIELD. (Chaired by A. Yamauchi ; Moderated by J. Abe)
15:30-15:45 Introduction by Chairperson: Ideal root system: role of root ecologist-physiologist. A. Yamauchi* page 38-39
15:45-16:30 Panel discussion. C. A. Beyrouty, Huang Y., S. Morita, J-C. Shin, L. J. Wade
Closing remarks: 16:30-17:00
*: presenter