坪 充 助教授


研究テーマ

作物モデリングとシミュレーション
水ストレス下の植物キャノピーの構造解析および光収支
乾燥条件下での土壌−植物−大気系の水移動の定量化
植物の干ばつに対する応答解析
乾燥地における植物生長モデルの開発
乾燥地における植物生産のリスク評価
干ばつ早期警報システムの構築

略歴

［学歴］ 1992年 学士(農学)　帯広畜産大学畜産学部草地学科卒業
1997年 アメリカ合衆国　アイオワ州立大学大学院修士課程作物生産・生理学専攻修了
2000年 南アフリカ共和国　オレンジ自由州大学（現　自由州大学）博士課程農業気象学専攻修了
［職歴］ 2001年 南アフリカ共和国　フリーステイト大学　博士研究員
2003年 オーストラリア　クィーンズランド大学　ポストドクトラル・リサーチ・フェロー
2006年 鳥取大学乾燥地研究センター　助教授（2007年4月から准教授）
［学位］ 2001年 Philosophiae Doctor (The University of the Orange Free State, Bloemfontein, South Africa)
［学位論文］ Radiation interception and use in a maize and bean intercropping system

研究業績


原著論文
Bat-Oyun T, Shinoda M and Tsubo M. 2012. Effects of cloud, atmospheric water vapor, and dust on photosynthetically active radiation and total solar radiation in a Mongolian grassland. Journal of Arid Land 4(4), 349-356.
Bat-Oyun T, Shinoda M and Tsubo M. 2012. Effects of water and temperature stresses on radiation use efficiency in a semi-arid grassland. Journal of Plant Interactions 17(3), 214-224.
Han L, Tsunekawa A and Tsubo M. 2012. Active and passive microwave remote sensing of springtime near-surface thaw at midlatitudes. IEEE Geoscience and Remote Sensing Letters 9(3), 427-431.
Haregeweyn N, Fikadu G, Tsunekawa A, Tsubo M, Meshesha D. 2012. The dynamics of urban expansion and its impacts on land use/land cover change and small-scale framers living near the urban fringe: a case study of Bahir Dar, Ethiopia. Landscape and Urban Planning 106(2), 149-157.
Haregeweyn N, Melesse B, Tsunekawa A, Tsubo M, Meshesha D and Balana BB. 2012. Reservoir sedimentation and its mitigating strategies: a case study of Angereb reservoir (NW Ethiopia). Journal of Soils and Sediments 12(2), 291-305.
Inthavong T, Tsubo M and Fukai S. 2012. Soil clay content, rainfall and toposequence positions determining spatial variation in field water availability as estimated by a water balance model for rainfed lowland rice. Crop and Pasture Science 63(6), 529-538.
Meshesha DT, Tsunekawa A and Tsubo M. 2012. Continuing land degradation: cause-effect in Ethiopia’s Central Rift Valley. Land Degradation & Development 23(2), 130-143.
Meshesha DT, Tsunekawa A, Tsubo M and Haregeweyn N. 2012. Analysis of the dynamics and hotspots of soil erosion and its management scenarios: case of the Central Rift Valley of Ethiopia. International Journal of Sediment Research 27(1), 84-99.
Tsubo M, Nishihara E, Nakamatsu K, Cheng Y and Shinoda M. 2012. Plant volatiles inhibit restoration of plant species communities in dry grassland. Basic and Applied Ecology 13(1), 76-84.
Cheng Y, Tsubo M, Ito TY, Nishihara E and Shinoda M. 2011. Impact of rainfall variability and grazing pressure on plant diversity in Mongolian grasslands. Journal of Arid Environments 75(5), 471-476.
Han L, Tsunekawa A and Tsubo M. 2011. Effect of frozen ground on dust outbreaks in spring on the eastern Mongolian Plateau. Geomorphology 129(3-4), 412-416.
Han L, Tsunekawa A and Tsubo M. 2011. Radar remote sensing of springtime near-surface soil thaw events at middle latitudes. International Journal of Remote Sensing 32(23), 8555-8574.
Han X, Tsunekawa A, Tsubo M and Li S. 2011. Aboveground biomass response to increasing nitrogen deposition on grassland on the northern Loess Plateau of China. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science 61(2), 112-121.
Inthavong T, Fukai S and Tsubo M. 2011. Spatial variations in water availability, soil fertility and grain yield in rainfed lowland rice: a case study from Savannakhet province, Lao PDR. Plant Production Science 14(2), 184-195.
Inthavong T, Tsubo M and Fukai S. 2011. A water balance model for characterization of length of growing period and water stress development for rainfed lowland rice. Field Crops Research 121(2), 291-301.
Meshesha DT, Tsunekawa A, Tsubo M and Haregeweyn N. 2011. Spatial analysis and semi-quantitative modeling of specific sediment yield in six catchments of the central rift valley of Ethiopia. Journal of Food, Agriculture & Environment 9(3-4), 784-792.
Bat-Oyun T, Shinoda M and Tsubo M. 2010. Estimation of pasture productivity in Mongolian grasslands: field survey and model simulation. Journal of Agricultural Meteorology 66(1), 31-39.
Han L, Tsunekawa A and Tsubo M. 2010. Monitoring near-surface soil freeze-thaw cycles in northern China and Mongolia from 1998 to 2007. International Journal of Applied Earth Observation and Geoinformation 12(5), 375-384.
Han X, Tsunekawa A, Tsubo M and Li S. 2010. Effects of land-cover type and topography on soil organic carbon storage on Northern Loess Plateau, China. Acta Agriculturae Scandinavica, Section B - Soil & Plant Science 60(4), 326-334.
Li L, Tsunekawa A, Tsubo M and Koike A. 2010. Considerations on sustainable agriculture and rural development in dryland areas. Journal of Northeast Agricultural University (English Edition) 17(4), 20-24.
Li L, Tsunekawa A, Tsubo M, Koike A and Wang J. 2010. Assessing total factor productivity and efficiency change for farmers participating in Grain for Green Program in China: A case study from Ansai, Loess Plateau. Journal of Food, Agriculture & Environment 8(2), 1185-1192.
Li L, Tsunekawa A, Tsubo M, Koike A and Wang J. 2010. Efficiency and its determinant factors for smallholder farms in the Grain for Green Program on the Loess Plateau, China. Journal of Food, Agriculture & Environment 8(3-4), 772-778.
Shinoda M, Kimura R, Mikami M, Tsubo M, Nishihara E, Ishizuka M, Yamada Y, Munkhtsetseg E, Jugder D and Kurosaki Y. 2010. Characteristics of dust emission in the Mongolian Steppe during the 2008 DUVEX intensive observational period. SOLA (Scientific Online Letters on the Atmosphere) 6, 9-12.
Tsubo M, Ogindo HO, Walker S and Dingaan MNV. 2009. Determining daily radiation interception in a semi-arid inter-cropping system. Discovery and Innovation 21(1-2), 94-103.
Tsubo M, Fukai S, Basnayake J and Ouk M. 2009. Frequency of occurrence of various drought types and its impact on performance of photoperiod-sensitive and insensitive rice genotypes in rainfed lowland conditions in Cambodia. Field Crops Research 113(3), 287-296.
Tesfaye K, Walker S and Tsubo M. 2008. Comparison of water relations, leaf gas exchange and assimilation of three grain legumes under reproductive period water deficit. Journal of Agronomy 7(2), 102-114.
Zhang B, Tsunekawa A and Tsubo M. 2008. Contributions of sandy lands and stony deserts to long-distance dust emission in China and Mongolia during 2000-2006. Global and Planetary Change 60(3-4), 487-504.
Zhang B, Tsunekawa A and Tsubo M. 2008. Satellite monitoring and synoptic analysis of dust storms from China and Mongolia: A case study during 6–11 April 2001. Sand Dune Research 55(1), 13-23.
Mebrhatu MT, Tsubo M and Walker S. 2007. A statistical model for seasonal rainfall forecasting over the highlands of Eritrea. Discovery and Innovation 19(1), 37-42.
Ouk M, Basnayake J, Tsubo M, Fukai S, Fischer KS, Kang S, Men S, Thun V and Cooper M. 2007. Genotype-by-environment interactions for grain yield associated with water availability at flowering in rainfed lowland rice. Field Crops Research 101(2), 145-154.
Tsubo M, Fukai S, Basnayake J, Tuong TP, Bouman B and Harnpichitvitaya D. 2007. Effects of soil clay content on water balance and productivity in rainfed lowland rice ecosystem in Northeast Thailand. Plant Production Science 10(2), 232-241.
Tsubo M and Walker S. 2007. An assessment of productivity of maize grown under water harvesting system in a semi-arid region with special reference to ENSO. Journal of Arid Environments 71(3), 299-311.
Tsubo M, Fukai S, Tuong TP and Ouk M. 2007. A water balance model for rainfed lowland rice fields emphasising lateral water movement within a toposequence. Ecological Modelling 204(3-4), 503-515.
Ouk M, Kang S, Thun V, Sakhan S, Then R, Pin C, Pruch P, Ith Y, Fukai S, Fisher KS, Basnayake J and Tsubo M. 2006. Rainfed lowland rice (Oryza sativa L.) performance under contrasting water availabilities in Cambodia. Cambodian Journal of Agriculture 7(1), 1-11.
Ouk M, Basnayake J, Tsubo M, Fukai S, Fischer KS, Cooper M and Nesbitt H. 2006. Use of drought response index for identification of drought tolerant genotypes in rainfed lowland rice. Field Crops Research 99(1), 48-58.
Tesfaye K, Walker S and Tsubo M. 2006. Radiation interception and radiation use efficiency of three grain legumes under water deficit conditions in a semi-arid environment. European Journal of Agronomy 25(1), 60-70.
Tsubo M, Basnayake J, Fukai S, Sihathep V, Siyavong P, Sipaseuth and Chanphengsay M. 2006. Toposequential effects on water balance and productivity in rainfed lowland rice ecosystem in Southern Laos. Field Crops Research 97(2-3), 209-220.
Tsubo M and Walker S. 2005. Relationships between photosynthetically active radiation and clearness index at Bloemfontein, South Africa. Theoretical and Applied Climatology 80(1), 17-25.
Tsubo M, Walker S and Ogindo HO. 2005. A simulation model of cereal-legume intercropping systems for semi-arid regions. I. Model development. Field Crops Research 93(1), 10-22.
Tsubo M, Walker S and Ogindo HO. 2005. A simulation model of cereal-legume intercropping systems for semi-arid regions. II. Model application. Field Crops Research 93(1), 23-33.
Tsubo M, Fukai S, Basnayake J, Tuong TP, Bouman B and Harnpichitvitaya D. 2005. Estimating percolation and lateral water flow on sloping land in rainfed lowland rice ecosystem. Plant Production Science 8(3), 354-357.
Tsubo M, Walker S and Hensley M. 2005. Quantifying risk for water harvesting under semi-arid conditions. Part I. Rainfall intensity generation. Agricultural Water Management 76(2), 77-93.
Walker S, Tsubo M and Hensley M. 2005. Quantifying risk for water harvesting under semi-arid conditions. Part II. Crop yield simulation. Agricultural Water Management 76(2), 94-107.
Tsubo M and Walker S. 2004. Shade effects on Phaseolus vulgaris L. intrercropped with Zea mays L. under well-watered conditions. Journal of Agronomy and Crop Science 190(3), 168-176.
Tsubo M, Ogindo HO and Walker S. 2004. Yield evaluation of maize-bean intercropping in a semi-arid region of South Africa. African Crop Science Journal 12(4), 351-358.
Tsubo M and Walker S. 2003. Relationships between diffuse and global solar radiation in southern Africa. South African Journal of Science 99(7-8), 360-362.
Tsubo M, Mukhala E, Ogindo HO and Walker S. 2003. Productivity of maize-bean intercropping in a semi-arid region of South Africa. Water SA 29(4), 381-388.
Tsubo M and Walker S. 2002. A model of radiation interception and use by a maize-bean intercrop canopy. Agricultural and Forest Meteorology 110(3), 203-215.
Tsubo M, Walker S and Mukhala E. 2001. Comparisons of radiation use efficiency of mono-/inter-cropping systems with different row orientations. Field Crops Research 71(1), 17-29.
総説・論評等
講演要旨等
永松大・宇田川卓義・程云湘・坪充．モンゴル草原におけるAllium属の資源分配（ポスター発表）．日本生態学会第59回大会．2012年3月17日～21日．大津．
安藤孝之・恒川篤史・坪充・小林一．メキシコ合衆国小規模村落におけるバイオ燃料植物Jatropha curcas L.導入の評価：Tierra Santa村の自給的農家を対象として．日本農業経営学会第81回大会．2011年9月8日～11日．津．
Meshesha DT, Tsunekawa A, Tsubo M and Haregeweyn N. 2011. Spatial analysis of the dynamics and hotspots of soil erosion and its management scenarios: case of the Central Rift Valley of Ethiopia. In Proceedings of the 3rd International Association of Science and Technology for Development (IASTED) International Conference on Environmental Management and Engineering (EME 2011), 4-6 July 2011, Calgary, Canada.
Cheng Y, Tsubo M, Ito TY, Nishihara E and Shinoda M. Impact of rainfall variability and grazing pressure on plant diversity in Mongolian grasslands (poster). The 54th International Symposium of the International Association for Vegetation Science, 20-24 June 2011, Lyon, France.
程云湘・坪充・伊藤健彦・西原英治・篠田雅人．降水量と放牧圧がモンゴルの植生変化に及ぼす影（ポスター発表）．日本生態学会第58回大会．2011年3月8日～12日．札幌．
Haregeweyn N, Girmay A, Tesfay Y, Tsunekawa A, Tsubo M, Nyssen J and Poesen J. 2011. Livestock fodder development as essential component of catchment management: case study in Mai Zeg-Zeg. In Nyssen J, Dramis F and Umer M (Eds.), Geomorphological hazards, land degradation and resilience in the northern Ethiopian highlands: excursion guide to the International Association of Geomorphologists (IAG) regional conference 2011, 23 February-2 March 2011, Addis Ababa, Ethiopia. Ethiopian Association of Geomorphologists, Addis Ababa. pp. 104-108.
Haregeweyn N, Berhe A, Tsunekawa A, Tsubo M and Meshesha D. 2011. Evaluating an integrated watershed management in the Northern Ethiopia. In Proceedings of the 42nd Conference & Expo of the International Erosion Control Association (IECA), 20-23 February 2011, Orlando, Florida, USA. pp. 239-250.
Haregeweyn N, Melesse B, Tsunekawa A, Tsubo M and Meshesha D. 2011. Sedimentation and its management strategies: the case of Angereb reservoir, Ethiopia. In Proceedings of the 42nd Conference & Expo of the International Erosion Control Association (IECA), 20-23 February 2011, Orlando, Florida, USA. pp. 251-260.
Meshesha DT, Tsunekawa A and Tsubo M. 2011. Continuing land degradation and its cause-effect in Ethiopia’s Central Rift Valley. In Proceedings of the 42nd Conference & Expo of the International Erosion Control Association (IECA), 20-23 February 2011, Orlando, Florida, USA. pp. 91-103.
柴田昇平・坪充・木村玲二・松岡延浩．領域気象モデルを用いた中国黄土高原における高解像度気象予測．日本農業気象学会中国・四国支部大会．2010年12月16日～17日．鳥取．
Han, L., Tsunekawa, A. and Tsubo, M. Active and passive microwave remote sensing of near-surface soil thaw events in northern China and Mongolia. 日本農業気象学会中国・四国支部大会．2010年12月16日～17日．鳥取．
Asahina, A., Nishihara, E., Chamarerk, V., Wonqboon, W., Konboon, Y., Yasunobu, K., Shimizu, K., Endo, T. and Tsubo, M. Rice husk biochar improving grain yield and nitrogen efficiency in lowland rice in Northeast Thailand (poster). The Third International Rice Congress, 8-12 November 2010, Hanoi, Vietnam.
Bat-Oyun, T., Shinoda, M. and Tsubo, M. Impact of soil moisture on plant production in a Mongolian grassland: A field experiment. Soil Moisture Workshop 2010, 13-14 March 2010, Tokyo.
Han, L., Tsunekawa, A. and Tsubo, M. Active and passive microwave remote sensing of spring near-surface soil thaw at middle latitudes. International Society for Photogrammetry and Remote Sensing (ISPRS) Technical Commission VII Symposium– 100 Years ISPRS–Advancing Remote Sensing Science, 5-7 July 2010, Vienna.
Tsubo, M. Characterisation of dryland vegetation: Case studies in Mongolia and South Africa. Workshop on Climate Variations in Indo-Atlantic Oceans, 4 December 2009, Japan Agency for Marine-Earth Science and Technology, Yokohama.
篠田雅人・木村玲二・三上正男・坪充・西原英治・石塚正秀・山田豊・E.Munkhtsetseg・黒崎泰典．モンゴル草原における黄砂発生の生物物理過程－2008 年集中観測速報－．日本気象学会春季大会．2009年5月28日～31日．つくば．
三上正男・篠田雅人・石塚正秀・木村玲二・坪充・E.Munkhtsetseg・黒崎泰典・西原英治・山田豊．モンゴル草地における黄砂発生の生物物理過程－2008 年長期観測速報－．日本気象学会春季大会．2009年5月28日～31日．つくば．
西原英治・坪充・沖山萌・衣笠利彦・篠田雅人．モンゴル草原におけるArtemisia adamsiiのアレロパシー経路（ポスター発表）．日本雑草学会第48回大会．2009年4月10日～12日．倉敷．
Bat-Oyun, T., Shinoda, M. and Tsubo, M. Simulation of pasture productivity in Mongolian grasslands by using a remote sensing-based production efficiency model (poster). International Symposium on Agricultural Meteorology, 26-27 March 2009, Fukushima, Japan.
坪充・佐野耕介・辻渉・恒川篤史．バイオディーゼル植物Jatropha curcas L.の光合成特性－気温，光強度およびCO2濃度に対する反応－（Photosynthetic characteristics in Jatropha curcas L.: Responses to ambient temperature, light intensity and CO2 concentration）．日本作物学会第226回 講演会．2008年9月24日～25日．神戸．
Inthavong, T., Tsubo, M. and Fukai, S., 2008. Soil clay contributing to determination f growing period in rainfed lowland rice. In Proceedings of the 14th Australian Society of Agronomy Conference, 21-25 September 2008, Adelaide, Australia.
西原英治・坪充・沖山萌・衣笠利彦・遠藤常嘉．モンゴル草原のArtemisia属の他感作用（ポスター発表）．日本雑草学会第47回大会．2008年4月18日～20日．宇都宮．
辻渉・松永ゆかり・Mohan C. Saxena・坪充・恒川篤史．バイオディーゼル植物Jatropha curcas L.の初期成長に及ぼす土壌含水量および潅水間隔の影響（Effects of different water regimes and irrigation intervals on seedling growth in Jatropha curcas L.）．日本作物学会第225回講演会．2008年3月27日～28日．つくば．
Tsunekawa, A., Zhang, B. and Tsubo, M. A case study of mineral dusts from China and Mongolia: satellite remote sensing, meteorological analysis and model simulation (poster). The 2007 American Geophysical Union Fall Meeting, 10-14 December 2007, San Francisco, CA, U.S.A.
Fukai, S., Tsubo, M. and Inthavong, T., 2007. Use of a water balance model for improving productivity of rainfed lowland rice ecosystem: A case study in Laos. In Proceedings of International Workshop on Assessment of Changes in Water Cycles on Food Production and Alternative Scenarios - Implications for Policy Making, 22 November 2007, Tsukuba, Japan. pp. 39-46.
Zhang, B., Tsunekawa, A. and Tsubo, M., 2006. Retrieval of optical depth of dust aerosol over land using two MODIS infrared bands. In Chen, X. and Zhang, L. (Eds.), Geoinformatics 2006: Remotely Sensed Data Information: Proceedings of the 14th International Conference on Geoinformatics, 28-29 October 2006, Wuhan, China. Proceedings of SPIE 6419, 641927. ISBN: 0-8194-6528-3.
Walker, S., Ogindo, H.O. and Tsubo, M., 2004. Quantifying risk for maize-bean intercrop production on two ecotopes in Zimbabwe and South Africa. In Proceedings of the 5th WaterNet/WARFSA Symposium, 2-4 November 2004, Windhoek, Namibia.
Ouk, M., Fukai, S., Fischer, K.S., Basnayake, J., Cooper, M., Nesbitt, H. and Tsubo, M., 2004. Genotypic Performance under Contrasting Water Conditions for Rainfed Lowland Rice in Cambodia. Proceedings of Mekong Rice Conference, 13- 17 October 2004, Ho Chi Ming City, Vietnam.
Mebrhatu, M.T., Tsubo, M. and Walker, S., 2004. A statistical model for seasonal rainfall forecasting over the highlands of Eritrea. In Fischer, T., Turner, N., Angus, J., McIntyre, L., Robertson, M., Borrell, A. and Lloyd, D. (Eds.), New Directions for a Diverse Planet: Proceedings of the 4th International Crop Science Congress, 26 September-1 October 2004, Brisbane, Australia. ISBN: 1-920842-20-9. www.cropscience.org.au
Mebrhatu, M.T., Tsubo, M. and Walker, S., 2004. The characteristics of daily and monthly rainfall for a decision support system. In Fischer, T., Turner, N., Angus, J., McIntyre, L., Robertson, M., Borrell, A. and Lloyd, D. (Eds.), New Directions for a Diverse Planet: Proceedings of the 4th International Crop Science Congress, 26 September-1 October 2004, Brisbane, Australia. ISBN: 1-920842-20-9. www.cropscience.org.au
Tsubo, M., Fukai, S., Basnayake, J., Tuong, T.P., Bouman, B. and Harnpichitvitaya, D., 2004. The water balance on sloping land in rainfed lowland rice ecosystem. In Fischer, T., Turner, N., Angus, J., McIntyre, L., Robertson, M., Borrell, A. and Lloyd, D. (Eds.), New Directions for a Diverse Planet: Proceedings of the 4th International Crop Science Congress, 26 September-1 October 2004, Brisbane, Australia. ISBN: 1-920842-20-9. www.cropscience.org.au
Walker, S., Ogindo, H.O. and Tsubo, M., 2004. Quantifying risk for maize-bean intercrop production in the semi-arid region of Southern Africa. In Fischer, T., Turner, N., Angus, J., McIntyre, L., Robertson, M., Borrell, A. and Lloyd, D. (Eds.), New Directions for a Diverse Planet: Proceedings of the 4th International Crop Science Congress, 26 September-1 October 2004, Brisbane, Australia. ISBN: 1-920842-20-9. www.cropscience.org.au
Fukai, S., Fischer, K., Basnayake, J., Jongdee, B., Pantuwan, G., Makara, O., Tsubo, M. and Inthapanya, P., 2004. Improving drought resistance in rainfed rice for the Mekong region: Defining target population of environments (TPE), characterizing the available water and breeding for better adaptation to the variable water supply including an overview of the project "Improving drought resistance in rainfed lowland rice for the Mekong region." In Poland, D., Sawkins, M., Ribaut, J.-M. and Hoisington, D. (Eds.), Resilient Crops for Water Limited Environments: Proceedings of a Workshop Held at Cuernavaca, Mexico, 24-28 May 2004. CIMMYT, Mexico D.F. pp. 153-155. ISBN: 970-648-124-9.
Walker, S. and Tsubo, M. The use of a crop model to assess production risks under seasons with different Southern Oscillation Index. South African Society of Crop Production Congress 2004, 20-22 January 2004, Bloemfontein, South Africa.
Walker, S. and Tsubo, M., 2003. Crop models as tools to simulate in-field water harvesting under different SOI scenarios. In Proceedings of Workshop on Insights and Tools for Adaptation: Learning from Climate Variability, 18-20 November 2003, Washington, D.C., U.S.A. pp. 199-207.
Walker, S. and Tsubo, M., 2003. Simulation of maize yield with rainwater harvesting in a semi-arid region. In Proceedings of the 6th Conference of the African Crop Science Society, 12-17 October 2003, Nairobi, Kenya: African Crop Science Conference Proceedings 6.
Tsubo, M. and Walker, S., 2003. Analysing and modelling the distribution of rainfall intensity within a storm. In Proceedings of Conference on Water Harvesting and Future of Development in Sudan, 19-20 August 2003, Khartoum, Sudan. pp. 197-206.
Walker, S. and Tsubo, M., 2003. A simulation study on maize production with water harvesting in a semi-arid region. In Proceedings of Conference on Water Harvesting and Future of Development in Sudan, 19-20 August 2003, Khartoum, Sudan. pp. 71-80.
Walker, S. and Tsubo, M., 2003. Predicting rainfall intensity from daily rainfall data. In Beukes, D., de Villiers, M., Mkhize, S., Sally, H. and van Rensburg, L. (Eds.), Proceedings of Symposium and Workshop on Water Conservation Technologies for Sustainable Dryland Agriculture in Sub-Saharan Africa (WCT), 8-11 April 2003, Bloemfontein, South Africa. pp. 134-141. ISBN: 1-86849-275-3.
Ogindo, H.O., Walker, S. and Tsubo, M. Plant available water extraction by a maize and bean inter-crop system. Golden Jubilee Congress of Soil Science Society of South Africa in combination with South African Society of Crop Production and Southern African Society for Horticultural Sciences, 20-23 January 2003, Stellenbosch, South Africa.
Tsubo, M., Walker, S. and Ogindo, H. Modelling canopy radiation transmission of cereal-legume intercropping. Golden Jubilee Congress of Soil Science Society of South Africa in combination with South African Society of Crop Production and Southern African Society for Horticultural Sciences, 20-23 January 2003, Stellenbosch, South Africa.
Walker, S., Tesfuhuney, W.A., Ogindo, H.O. and Tsubo, M. Maize leaf expansion rate and leaf temperature. Golden Jubilee Congress of Soil Science Society of South Africa in combination with South African Society of Crop Production and Southern African Society for Horticultural Sciences, 20-23 January 2003, Stellenbosch, South Africa.
Ogindo, H.O., Tsubo, M. and Walker, S. The application of specific crop coefficients to evaluate water use in maize-bean intercropping. South African Society of Crop Production and Southern African Society for Horticultural Sciences Combined Congress 2002, 15-17 January 2002, Cedara, South Africa.
Tsubo, M. and Walker, S. The application of a stochastic model of rainfall intensity to estimate runoff. South African Society for Atmospheric Sciences Conference 2002, 26-27 August 2002, Centurion, South Africa.
Tsubo, M., Walker, S. and Mukhala, E. Empirical relationship between diffuse and global solar radiation in southern Africa. Soil Science Society of South Africa, South African Society of Crop Production and Southern African Weed Science Society Joint Congress 2001, 16-18 January 2001, Pretoria, South Africa.
Tsubo, M. and Walker, S. A simple estimation of photosynthetically active radiation as an input for summer crop growth models in a semi-arid region. South African Society of Atmospheric Sciences Conference 2001, 6-7 September 2001, Cape Town, South Africa.
Tsubo, M., Walker, S. and Mukhala, E. Production advantage and efficiency of a maize-bean intercrop in a semi-arid region. South African Society of Crop Production, Southern African Weed Science Society and Southern African New Crop Research Association Combined Congress 2000, 18-20 January 2000, Bloemfontein, South Africa.
著書
Haregeweyn N, Gebrekiros A, Tsunekawa A, Tsubo M, Meshesha D and Yazew E. 2011. Performance assessment and adoption status of family drip irrigation system in Tigray State, Northern Ethiopia. In Jha MJ (Ed.), Water Conservation. InTech, Rijeka (Croatia). pp. 31-46.ISBN: 978-953-307-960-8
報告書等
Walker, S. and Tsubo, M., 2003. Estimation of rainfall intensity for potential crop production on clay soil with in-field water harvesting practices in a semi-arid area. WRC Report No. 1049/1/02. Water Research Commission, Pretoria, South Africa. 113p. ISBN: 1-86845-542-4
Walker, S. and Tsubo, M., 2003. PUTURUN: A simulator for rainfall-runoff-yield processes with in-field water harvesting (with simulation software). WRC Report No. KV 142/03, Water Research Commission, Pretoria, South Africa. 21p.

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