Differences in soil properties of dry evergreen and dry deciduous forests in the Sakaerat Environmental Research Station.
Tropics (K. Sakurai, T. Tanaka, S. Ishizuka, and M. Kanzaki) 8/, 61-80 1998 (学術雑誌)
Factors affecting zero point of charge (ZPC) of variable charge soils.
Soil Sci. Plant Nutr. (K. Sakurai, Y. Ohdate, and K. Kyuma) 35/1, 21-31 1989 (学術雑誌)
Changes in soil properties after land degradation associated with various human activities in Thailand.
Soil Sci. Plant Nutr. (K. Sakurai, S. Kozasa, T. Yuasa, B. Puriyakorn, P. Preechapanya,V. Tanpibal, K. Muangnil, and B. Prachaiyo) 42/1, 81-92 1996 (学術雑誌)
Intercalation of hydroxy-aluminosilicate and hydroxy-aluminum in montmorillonite and resultant physicochemical properties.
Soil Science Society of America Journal (K. Sakurai and P.M. Huang) 62/2, 362-368 1998 (学術雑誌)
Desorption behavior of cadmium, zinc, and lead sorbed on hydroxyaluminum- and hydroxyaluminosilicate-montmorillonite.
Clays and clay minerals (U. K. Saha, K. Iwasaki, and K. Sakurai) 51/5, 481-492 2003 (学術雑誌)
Impact of agricultural practices on slope land soil properties of the mountainous region of northern Vietnam: A case study in Bac Ha District, lao Cai Province.
Southeast Asian Studies. (K. Sakurai, H. Kawadu, Y. Kono, M. Yanagisawa, L. V. Tiem, L. Q. Thanh, N. Dangthaisong,and T. N. Chau.) 41/4, 83-98 2004 (学術雑誌)
Can shifting cultivation on acid soils in the southeast asia be sustainable in the future? A case study in Northern Laos.
Soil science and plant nutrition (Sakurai, K., Watanabe, E., Okabayashi, Y., Boonyanuphap, J., Tanaka, S., and Nouanthasing, L.) 51/5, 767-770 2005 (学術雑誌)
Effects of ectomycorrhizal inoculation on Shorea macrophylla seedlings using micorrhizal trees
Environment Control in Biology (Irino, K. O., Sakurai, K., Iwasaki, K., Nara, K., Hogetsu, T., Ripot, S., Jiwan, D., Kendawang, J. J., and Ogino, K.) 43/1, 29-37 2005 (学術雑誌)
Soil characteristics under three vegetation types associated with shifting cultivation in a mixed dipterocarp forest in Sarawak, Malaysia.
Soil Sci. Plant Nutr. (Hattori, D., Sabang, J., Tanaka, S., Kendawang, J.J., Ninomiya, I., and Sakurai, K.) 51/2, 231-241 2005 (学術雑誌)
Influence of chelating agent addition on copper distribution and microbial activity in soil and copper uptake by brown mustard (Brassica juncea).
Soil Sci. Plant Nutr. (Venecio U. Ultra, Jr., A. Yano, K. Iwasaki, S. Tanaka, Kang, Y., and K. Sakurai.) 51/2, 193-202 2005 (学術雑誌)
Changes in zero point of charge (ZPC), specific surface area (SSA), and cation exchange capacity (CEC) of kaolinite, montmorillonite, and strongly weathered soil caused by Fe and Al coatings.
Soil Sci. Plant Nutr. (K. Sakurai, A. Teshima, and K. Kyuma) 36/1, 73-82 1990 (学術雑誌)
Change in zero point of charge (ZPC), phosphate retention, specific surface area (SSA), and cation exchange capacity (CEC) of some variable charge soils after several chemical treatments.
Soil Sci. Plant Nutr. (K. Sakurai, Y. Nakamura, and K. Kyuma) 37/3, 435-444 1991 (学術雑誌)
Improvement of biological productivity in degraded lands in Thailand. I. Site and profile descriptions of the experimental sites.
Pedologist (K. Sakurai, S. Araki, T. Naganawa, G. Iwatsubo, T. Attanandana, and B. Prachaiyo) 33/1, 17-29 1989 (学術雑誌)
Improvement of biological productivity in degraded lands in Thailand II. Influences of soil temperature, moisture, and fertility on plant growth in the Takuapa experimental site.
Tropics (K. Sakurai, B. Prachaiyo, T. Attanandana, V. Tanpibal, S. Araki,T. Naganawa, G. Iwatsubo, and K. Yoda) 1/2-3, 113-129 1991 (学術雑誌)
Influences of aluminum ions on the determination of zero point of charge (ZPC) of the soils with different clay minerals.
Trans. 14th Int. Congr. Soil Sci. (K. Sakurai and K. Kyuma) 7/, 408-409 1990 (学術雑誌)
Influences of aluminum ions on the determination of ZPC (zero point of charge) of variable charge soils.
Soil Sci. Plant Nutr. (K. Sakurai, A. Nakayama, T. Watanabe, and K. Kyuma) 35/4, 623-633 1989 (学術雑誌)
Potentiometric automatic titration (PAT) method to evaluate zero point of charge (ZPC) of variable charge soils.
Soil Sci. Plant Nutr. (K. Sakurai, Y. Ohdate, and K. Kyuma) 35/1, 89-100 1989 (学術雑誌)
Comparison of salt titration and potentiometric titration methods for the determination of zero point of charge (ZPC).
Soil Sci. Plant Nutr. (K. Sakurai, Y. Ohdate, and K. Kyuma) 34/2, 171-182 1988 (学術雑誌)
Characteristics of brown forest soils developed under broad-leaved evergreen forests in Okinawa prefecture and the Kinki districs with special reference to their pedogenetic processes.
Soil Sci. Plant Nutr. (H. Hirai, K. Sakurai, and K. Kyuma) 37/3, 497-507 1991 (学術雑誌)
Characteristics of brown forest soils developed under beech forest in the Kinki and the Tohoku districts with special reference to their pedogenetic processes.
Soil Sci. Plant Nutr. (H. Hirai, K. Yoshikawa, K. Sakurai, and K. Kyuma) 37/3, 509-519 1991 (学術雑誌)
Copper binding by the root cell walls of Italian ryegrass and Red clover.
Soil Sci. Plant Nutr. (K. Iwasaki, K. Sakurai, and E. Takahashi) 36/3, 431-440 1990 (学術雑誌)
Effect of chemical fertilizer and compost application on the biomass of Stylosanthes guianensis var. guianensis on the barren land after mining in southern Thailand.
Tropics (V. Tanpibal and K. Sakurai) 2/3, 157-168 1993 (学術雑誌)
Fractionation of zinc in greenhouse soils.
Soil Sci. Plant Nutr. (K. Iwasaki, G. Yoshikawa, and K. Sakurai) 39/3, 507-515 1993 (学術雑誌)
Improvement of biological productivity in degraded lands in Thailand III. Soil hardness measurement in the field.
Tropics (K. Sakurai, B. Puriyakorn, P. Preechapanya, V. Tanpibal, K. Muangnil, and B. Prachaiyo) 4/2-3, 151-172 1995 (学術雑誌)
Mineralogical and Physico-chemical properties of four Thai soils with special reference to specific surface area (SSA) and zero point of charge (ZPC).
Soil Sci. Plant Nutr. (K. Sakurai, S. Kozasa, B. Puriyakorn, P. Preechapanya, V. Tanpibal,K. Muangnil, and B. Prachaiyo.) 42/1, 93-103 1996 (学術雑誌)
Influence of potassium chloride on desorption of cadmium sorbed on hydroxyaluminosilicate-mont morillonite complex.
Soil Sci. Plant Nutr. (K. Sakurai and P.M. Huang.) 42/3, 475-481 1996 (学術雑誌)
Some plateau soils and their materials in the Khon Kaen area, northeast Thailand. I. General characteristics of soils.
Jap. J. Trop. Agr. (T. Tulaphitak, K. Miura, K. Sakurai, and K. Kyuma) 40/2, 73-83 1996 (学術雑誌)
Some plateau soils and their materials in the Khon Kaen area, northeast Thailand. II. Soil material characterization and classfication.
T. Tulaphitak, K. Miura, K. Sakurai, and K. Kyuma (Jap. J. Trop. Agr.) 40/2, 84-88 1996 (学術雑誌)
Determination of low molecular weight organic acids in forest soils.
Kluwer Academic Publishers (K. Sakurai, T. Nakamura, S. Ishizuka, and K. Iwasaki) /, 503-504 1997 (学術雑誌)
Franctionation of soil copper and manganese in the rhizosphere of finger millet.
Kluwer Academic Publishers (K. Iwasaki, M. Tsuji, and K. Sakurai) /, 501-502 1997 (学術雑誌)
Soils and the distribution of Dryobalanops aromatica and D. lanceolata in mixed Dipterocarp forest. -A case study at Lambir Hills National Park, Sarawak, Malaysia
Tropics (H.Hirai, H.Matsumura, H.Hirotani, and K. Sakurai) 7/, 21-33 1997 (学術雑誌)
Aluminum speciation in alumimun-silica solutions and potssium chloride extracts of acidic soils.
Soil Science Society of America Journal (S. Hiradate, S. Taniguchi, and K. Sakurai) 62/3, 630-636 1998 (学術雑誌)
Characterization and distribution of soils at Lambir Hills National Park in Sarawak, Malaysia, with special reference to soil Hardness and soil texture.
Tropics (S. Ishizuka, S. Tanaka, K. Sakurai, H. Hirai, H. Hirotani, K. Ogino,H.S. Lee, and J.J. Kendawang. ) 8/, 31-44 1998 (学術雑誌)
Speciation of aluminum in hydroxyaluminum and hydroxyaluminosilicate ions fixed by Mt, using 27 Al-NMR andICP-AES.
Clay Sci. (S. Taniguchi, S. Hiradate, and K. Sakurai) 10/6, 443-455 1999 (学術雑誌)
Role of tree planting as ecosystem initiation on the degraded land after shifting cultivation at Bakam Forest Reserve, Sarawak, Malaysia.
In : Can Biological Production Harmonize with Environment? -Reports from Research Sites in Asia-United Nation Univ. (K. Sakurai, I. Ninomiya, K. Harada, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 411-414 1999 (学術雑誌)
Paper 2. Tree planting as ecosystem initiation on land degraded by shifting cultivation at the Bakam Experimental Reserve, Sarawak.
Workshop for Forest Ecosystem Rehabilitation. Forest Department Sarawak, Malaysia. (K. Sakurai, I. Ninomiya, K. Harada, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 5-17 2000 (学術雑誌)
Paper 3. Island and corridor planting system in ecosystem rehabilitation. -A proposal.
Workshop for Forest Ecosystem Rehabilitation. Forest Department Sarawak, Malaysia. (I. Ninomiya, K. Sakurai, K. Harada, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 18-21 2000 (学術雑誌)
Paper 6 : Comparative studies of soil properties of an undisturbed tropical rain forest and an abandoned shifting cultivation land in Sarawak.
Workshop for Forest Ecosystem Rehabilitation. Forest Department Sarawak, Malaysia. (S. Ishizuka, K. Sakurai, T. Shirahama, J. Sabang, J. J. Kendawang, and H. S. Lee) /, 30-51 2000 (学術雑誌)
Paper 12. Propagation of the indigenous tree seedlings utilizing ectomycorrhizas.
Workshop for Forest Ecosystem Rehabilitation. Forest Department Sarawak, Malaysia. (K. Okamura, K. Sakurai, K. Iwasaki, K. Nara, T. Hogetsu, S. Ripot,D. Jiwan, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 105-119 2000 (学術雑誌)
Cadmium Adsorption on Hydroxyaluminosilicate-Montmorillonite Complex as Influenced by Oxalate and Citrate.
Soil Sci. Plant Nutr. (S. Taniguchi, N. Yamagata, and K. Sakurai) 46/2, 315-324 2000 (学術雑誌)
Soil characteristics of an abandoned shifting cultivation land in Sarawak, Malaysia.
Tropics (S. Ishizuka, K. Sakurai, J. Sabang, J. J. Kendawang, and H. S. Lee) 10/2, 251-263 2000 (学術雑誌)
Characteristics of Ultisols under different wildfire history in South Sumatra, Indonesia: I. Physico-chemical properties.
Tropics (S. Kadir, K. Sakurai, S. Ishizuka, S. Tanaka, S. Kubota, M. Hirota, S. J. Priantna, and Juairiah) 10/4, 565-580 2001 (学術雑誌)
Speciation of Hydroxyaluminosilicate and Hydroxyaluminium ions as affected by the presence of Montmorillonite : extraction experiment with potassium chloride and speiation by 27Al-NMR.
Soil Sci. Plant Nutr. (S. Taniguchi, S. Hiradate, and K. Sakurai) 47/2, 333-343 2001 (学術雑誌)
Adsorption behavior of cadmium, zinc, and lead on Hydroxyaluminium- and Hydroxyaluminosilicate-Montmorillonite omplexes.
Soil Sci. Soc. Am. J. (U. K. Saha, S. Taniguchi, and K. Sakurai) 65/, 694-703 2001 (学術雑誌)
Effect of burning on soil organic matter content and N mineralization under shifting cultivation system of Karen people in Northern Thailand.
Soil Sci. Plant Nutr. (S. Tanaka, T. Ando, S. Funakawa, C. Sukhrun, T. Kaewkhongkha, and K. Sakurai) 47/3, 547-558 2001 (学術雑誌)
K/Ca and NH4/Ca selectivity of hydroxyaluminum-interlayered vermiculite and montmorillonite: Contribution from regular and frayed edge exchange sites.
Soil Sci. Plant Nutr. (U. K. Saha, S. Taniguchi, and K. Sakurai) 47/3, 455-466 2001 (学術雑誌)
Simultaneous adsorption of cadmium, zinc, and lead from their mixed solutions on hydroxyaluminum-hydroxyaluminosilicate-montmorillonite complexes.
Soil Sci. Soc. Am. J. (U. K. Saha, S. Taniguchi, and K. Sakurai) 66/1, 117-128 2002 (学術雑誌)
Selemium in amorphous iron (hydr)oxide-applied soil as affected by air-drying and pH.
Soil Sci. Plant Nutr. (Md. M. Rashid, Y. Kang, and K. Sakurai) 48/2, 243-250 2002 (学術雑誌)
Selenium chemistry in amorphous iron (hydr)oxide-applied soil as influenced by redox potential(Eh) and pH.
Soil Sci. Plant Nutr. (Md. M. Rashid, Y. Kang, and K. Sakurai) 48/2, 261-269 2002 (学術雑誌)
Fixation of soluble selenium in contaminated soil by amorphous iron (hydr)oxide.
Environ. Sci. (Y.M. Kang, N. Inoue, Rashid, Md. M., and K. Sakurai) 15/3, 173-182 2002 (学術雑誌)
Performance of an agro-forestry system in an erosion-prone area of Northeast Thailand.
Tropics (E. Watanabe, K. Sakurai, K. Junthotai, T. Tulaphitak, T. Narekul, P. Kunphan) 12/1, 1-17 2002 (学術雑誌)
Characteristics of Ultisols under different wildfire history in South Sumatra, Indonesia: II. Dynamics of chemical properties.
Soil Sci. Plant Nutr. (S. Kadir, S. Ishizuka, K. Sakurai, S. Tanaka, S. Kubota, M. Hirota, S.J. Priatna, and Juairiah) 49/1, 1-7 2003 (学術雑誌)
Forest structure and tree species diversity along an altitudinal gradient in Doi Inthanon National Park, Northern Thailand.
Tropics (S. Teejuntuk, P. Sahunalu, K. Sakurai, and W. Sungpalee) 12/2, 85-102 2003 (学術雑誌)
Effect of heating and rewetting on properties of Ultisols from South Sumatra Province, Indonesia.
Tropics (S. Kadir, K. Sakurai, Y. Kang, M. Hirota, and S.J. Priatna) 12/1, 19-33 2002 (学術雑誌)
Properties and metabolic diversity of microbial communities in soils treated with steam sterilization compared with methyl bromide and chloropicrin fumigations.
Soil Sci. Plant Nutr. (S. Tanaka, T. Kobayashi, K. Iwasaki, S. Yamane, K. Maeda, and K. Sakurai) 49/4, 603-610 2003 (学術雑誌)
Soil environmental factors relating to diversity of culturable soil communities in the sakaerat Environmental Research Station, Thailand.
Tropics (R .Doi and K. Sakurai) 12/3, 185-200 2003 (学術雑誌)
Physico-chemical characteristics of the soils developed from alluvial deposits on Chongming Island in Shanghai, China.
Soil Sci. Plant Nutr. (M. He, K. Sakurai, G. Wang, Z. Chen, Y. Shu, and J. Xu) 49/2, 223-229 2003 (学術雑誌)
Effect of differences in substrate formulations on cucumber growth under soilless bag culture in greeenhouse.
Soil Sci. Plant Nutr. (M. He, Z. Chen, K. Sakurai, K. Iwasaki, Y. Shen, and J. Zhou.) 49/3, 763-767 2003 (学術雑誌)
Soil fertility and farming systems in a slash and burn cultivatrion area of Northern Laos.
Southeast Asian Studies. (E. Watanabe, K. Sakurai, Y. Okabayashi, L. Nouanthasing, A. Chanphengxay.) 41/4, 99-116 2004 (学術雑誌)
Sugarcane response to soil phosphorus (Bangladesh)
Better Crops International (S.M. Bokhtiar and K. Sakurai) 17/1, 20-21,25 2004 (学術雑誌)
Changes in soil bacterial community profiles associated with deforestation in the Sakaerat Environmental Research Station, Thailand: comparisons between soils of the original forest and bare ground.
Tropics (R. Doi, P. Sahunalu, C. Wacharinrat, S. Teejuntuk, and K. Sakurai.) 14/1, 39-53 2004 (学術雑誌)
Performance of pot-grown seedlings of the dipterocarp Dryobalanops lanceolata with controlled-release fertilizer after transplantation to shifting cultivation land in Sarawak, Malaysia.
Soil Sci. Plant. Nutr. (Irino, K.O., Kang, Y., Kenzo, T., Hattori, D., Ninomiya, I., Kendawang, J. J., and Sakurai, K.) 51/3, 369-377 2005 (学術雑誌)
Influences of soil properties and stem density on the growth and inner bark biomass of paper mulberry (Broussonetia papyrifera) in natural stands, Thailand.
Tropics (Tanasombat, M., Sakurai, K., Thammincha, S., and Thaiutsa, B.) 14/2, 163-171 2005 (学術雑誌)
Silvicultural performance of paper mulberry in Thailand.
Tropics (Tanasombat, M., Okabayashi, Y., Sakurai, K., Thaiutsa, B., Thammincha, S., and Suekeaw, P.) 14/2, 149-162 2005 (学術雑誌)
Effects of shifting cultivation on soil ecosystems in Sarawak, Malaysia. III. Results of burning practice and changes in soil organic matter at Niah and Bakam experimental sites.
Integrated use of organic and inorganic fertilizer on growth, yield and quality of sugarcane grown in High Ganges River Floodplain Soils of Bangladesh.
Communications in Soil Science and Plant Analysis (S. M. Bokhtiar and K. Sakurai) 36/13-14, 1823-1837 2005 (学術雑誌)
The effects of shifting cultivation on soil ecosystems in Sarawak, Malaysia. IV. Chemical properties of the soils and runoff water at Niah and Bakam experimental sites.
Soil Sci. Plant Nutr. (Tanaka, S., Kendawang, JJ, Yoshida, N., Shibata K, Jee, A., Tanaka, K., Ninomiya, I., and Sakurai, K.) 51/4, 525-533 2005 (学術雑誌)
Difference of rice farming practices of the Iban in a national boundary area in Borneo and its socio-economic background.
Tropics (Kendawang, JJ, Tanaka, S., Soda, R., Seman, L., Wasli, Md. E., Sakurai, K.) 14/4, 295-307 2005 (学術雑誌)
Effects of burning strength in shifting cultivation on early stage of secondary succession in Sarawak, Malaysia.
Tropics (Kendawang, JJ, Ninomiya, I., Tanaka, K., Ozawa, T., Hattori, D., Tanaka, S., and Sakurai, K.) 16/4, 309-321 2007 (学術雑誌)
Effects of Arbuscular Mycorrhiza and Phosphorus Application on Arsenic Toxicity in Sunflower (Helianthus annuus L.) and on the Transformation of Arsenic in the Rhizosphere.
Plant and Soil (Ultra, Jr.,V.U., Tanaka, S., Sakurai, K., and Iwasaki, K.) 290/, 29-41 2006 (学術雑誌)
Ultisols under upland farming practices in Lower Northern Thailand with special reference to long-term productivity.
Ecological study on site selection for shifting cultivation by the Iban of Sarawak, Malaysia. A case study in the Mujong River area
Tropics (Tanaka, S., Wasli, M.E.B., Seman, L., Jee, A., Kendawang, J.J., Sakurai, K., and Morooka) 16/4, 357-371 2007 (学術雑誌)
Soil properties of secondary forests under shifting cultivation by the Iban of Sarawak, Malaysia in relation to vegetation condition.
Tropics (Tanaka, S., Wasli, M.E.B., Kotegawa, T., Seman, L., Sabang, J., Kendawang, J.J., Sakurai, K., and Morooka, Y.) 16/4, 385-398 2007 (学術雑誌)
Leaf physiological and morphological responses of seven dipterocarp seedlings to degraded forest environments in Sarawak, Malaysia：A case study of forest rehabilitation practice.
Tropics (Tanaka Kenzo, Tomoaki Ichie, Tomoko Ozawa, Seiichi Kashimura, Daisuke Hattori, Kazuo O. Irino, Joseph Jawa Kendawang, Katsutoshi Sakurai and Ikuo Ninomiya) 17/1, 1-16 2007 (学術雑誌)
Soil characteristics under rehabilitation of degraded forest land in Perak, Peninsular Malaysia.
Pedologist (A. Abdu, S. Tanaka, S. Jusop, Z. Ibrahim, D. Hattori, N. M. Majid, and K. Sakurai) 51/2, 76-88 2007 (学術雑誌)
Soil characteristics under cash crop farming in upland areas of Sarawak, Malaysia.
Agr. Ecosyst. Environ. 129:293-301. (Tanaka, S., Tachibe, S., Wasli, M.E.B., Lat, J., Seman, L., Kendawang, J.J., Iwasaki, K., and Sakurai, K.) 129/, 293-301 2008 (学術雑誌) 1160
Effects of organic manure and chemical fertilizer on soil fertility and productivity of plant and ratoon crops of sugarcane. 51(3):325-334.
Archives of Agronomy and Soil Science (Bokhtiar, S.M. and Sakurai, K.) 51/3, 325-334 2005 (学術雑誌) 961
Effect of application of inorganic and organic fertilizers on growth, yield and quality of sugarcane. 7(1):33-37
Effects of methyl bromide fumigation, chloropicrin fumigation and steam sterilization on soil nitrogen dynamics and microbial properties in a pot culture experiment.
Soil Sci. Plant Nutr. (Takehiko Yamamoto, Venecio U. Ultra Jr., Sota Tanaka, Katsutoshi Sakurai, and Kozo Iwasaki.) 54/6, 886-894 2008 (学術雑誌) 1170
Arsenic contents and physicochemical properties of agricultural soils from Red River Delta, Vietnam.
Soil Sci. Plant Nutr. (Nguyen Minh Phuong, Yumei Kang, Katsutoshi Sakurai, Kozo Iwasaki, Chu Ngoc Kien, Nguyen Van Noi, and Le Thanh Son.) 54/6, 846-855 2008 (学術雑誌) 1180
Rehabilitation of degraded tropical rainforest in Peninsular Malaysia with a multi-storied plantation technique of indigenous dipterocarp species.
Jpn. J. For. Environment (Arifin Abdu, Sota Tanaka, Shamshuddin Jusop, Nik Muhamad Majid, Zahari Ibrahim, and Katsutoshi Sakurai.) 50/2, 141-152 2008 (学術雑誌) 1190
Potential for the alleviation of arsenic toxicity in paddy rice using amorphous iron-(hydr)oxide amendments.
Soil Sci. Plant Nutr. (Venecio U. Ultra, J., Atsushi Nakayama, Sota Tanaka, Yumei Kang, Katsutoshi Sakurai, and Kozo Iwasaki.) 55/1, 160-169 2009 (学術雑誌) 1220
Zinc and cadmium uptake from a metalliferous soil by a mixed culture of Athyrium yokoscense and Arabis flagellosa.
Arsenic and heavy metal concentrations in agricultural soils around tin and tungsten mines in the Dai Tu district, N. Vietnam.
Water, Air, & Soil Pollution (Kien Chu Ngoc, Noi Van Nguyen, Bang Nguyen Dinh, Son Le Thanh, Sota Tanaka, Yumei Kang, Katsutoshi Sakurai and Kozo Iwasaki.) 197/1-4, 75-89 2009 (学術雑誌) 1240
Development of allometric relationships for accurate estimation of above- and below-ground biomass in tropical secondary forests in Sarawak Malaysia
J. Tropical Ecology (Tanaka Kenzo, Tomoaki Ichie, Daisuke Hattori, Takao Itioka, Chihiro Handa, Tadahiro Ohkubo, Joseph Jawa Kendawang, Masashi Nakamura, Mari Sakaguchi, Narumi Takahashi, Mayumi Okamoto, Ayumi Tanaka-Oda, Katsutoshi Sakurai and Ikuo Ninomiya.) 25/4, 371-386 2009 (学術雑誌) 1250
Levels and chemical forms of heavy metals in soils from Red River Delta, Vietnam.
Water, Air, & Soil Pollution (Nguyen Minh Phuong, Yumei Kang, Katsutoshi Sakurai, Kozo Iwasaki, Chu Ngoc Kien, Nguyen Van Noi, and Le Thanh Son.) /, in press 2009 (学術雑誌) 1260
Allometric equations for accurate estimation of above-ground biomass in logged-over tropical rainforests in Sarawak, Malaysia.
J. Forest Research (Tanaka Kenzo, Ryo Furutani, Daisuke Hattori, Joseph Jawa Kendawang, Sota Tanaka, Katsutoshi Sakurai, and Ikuo Ninomiya.) 14/, 365-372 2009 (学術雑誌) 1270
Fractionation of copper and manganese in agricultural soils near an abandoned copper mine.
Soil Sci. Plant Nutr. (K. Iwasaki, M. Tsuji, and K. Sakurai) 43/, 157-169 1997 (学術雑誌)
マレーシア・サラワク州・バカムにおける生態系修復を目指した 3 (1,2), 43-53
試験造林
地球環境 (櫻井克年) 3/1,2, 43-53 1998 (学術雑誌)
Establishment of agro-forestry system to prevent from soil erosion and further degradation of salt affected paddy field in northeast Thailand.
Proc. 2nd. Int. Land Degradation Conf. (K. Sakurai, E. Watanabe, K. Junthotai, T. Tulaphitak, T. Narekul, R. Rsampapol, and V. Tanpibal) /, 183-184 1999 ()
ボルネオの土壌と農業
Tropics (櫻井克年) 9/1, 27-40 1999 (学術雑誌)
Comparison of soil ecosystem of the tropical rain forest at Lambir National Park and the degraded land at Bakam, Sarawak, Malaysia.
In "Can Biological Production Harmonize with Environment? -Reports from Research Sites in Asia-." United Nation Univ. (S. Ishizuka, N. Suzuki, K. Sakurai, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 429-431 1999 ()
Propagation of the domestic tree seedlings utilizing ectomycorrhiza at Niah Forest Research Station, Sarawak, Malaysia.
In: Can Biological Production Harmonize with Environment? -Reports from Research Sites in Asia-. United Nation Univ. (K. Okamura, K. Sakurai, S. Ripot, D. Jiwan, J. J. Kendawang, H. S. Lee, and K. Ogino) /, 433-434 1999 ()
Construction of a gene-data bank of tropical rainforest tree species in Sarawak, Malaysia.
Tropics (T. Konishi, K. Harada, L. Chong, J.J. Kendawang, E. Chai, H.S. Lee, H.S., K. Sakurai, T. Yamakura, A. Itoh, and K. Ogino. ) 13/2, 127-137 2003 (学術雑誌)
Principal components derived from soil physico-chemical data explained a land degradation gradient, and suggested the applicability of new indexes for estimation of soil productivity in the Sakaerat Environmental Research Station, Thailand.
Int’l J. Sustain. Develop. World Ecol. (R. Doi and K. Sakurai) 11/3, 298-311 2004 (学術雑誌)
Effects of shifting cultivation on soil ecosystems in Sarawak, Malaysia. I. Slash and burning at Balai Ringin and Sabal experimental sites and effect on soil organic matter.
The effects of shifting cultivation on soil ecosystems in Sarawak, Malaysia. II. Changes in soil chemical properties and runoff water at Balai Ringin and Sabal Experimental sites.
Soil Sci. Plant Nutr. (Tanaka S, Kendawang JJ, Ishihara J, Shibata K, Kou A, Jee A, Ninomiya I and Sakurai K) 50/5, 689-699 2004 (学術雑誌)
Effects of controlled-release fertilizer on growth and ectomycorrhizal colonization of pot-grown seedlings of the dipterocarp Dryobalanops lanceolata in a tropical nursery.
Soil Sci. Plant Nutr. (Irino, K.O., Iba , Y., Ishizuka, S., Tanaka, K., Ripot, S., Kendawang, J.J., Miyashita, N., Nara, K., Hogetsu, T., Ninomiya, I., Iwasaki, K., and Sakurai, K.) 50/5, 747-753 2004 (学術雑誌)
Comparative study of AFLP and microsatellite variation in four Dipterocarp species from natural and artificial populations in Sarawak, Malaysia.
Tropics (T. Konishi, K. Harada, L. Chong, E. Chai, J.J. Kendawang, H.S. Lee, T. Yamakura, A. Itoh, K. Sakurai, and K. Ogino.) 14/1, 75-86 2004 (学術雑誌)
GIS-based land suitability assessment for Musa (ABB group) plantation.
J. Appl. Hort. (J. Boonyanuphap, D. Wattanachaiyingcharoen and K. Sakurai.) 6/1, 3-10 2004 (学術雑誌)
Physico-chemical characteristics of the soils from the coastal plain in Shanghai, China.
Soil Sci. Plant Nutr. (He, M., Chen, Z., Iwasaki, K., Sakurai, K., Hu, P., Wang, Z., Dai, L., and Wang, H.) 50/8, 1237-1244 2004 (学術雑誌)
Characterization of selenium in the deep ocean water pumped up at Muroto, Japan.
Deep Ocean Water Research (Kang, Y., Kawamoto, J., Kaneda, S., Aritome, K., and Sakurai, K.) 5/1, 43-52 2004 (学術雑誌)
Effect of arbuscular mycorrhizal application on the distribution of phosphorus and iron in the rhizosphere soils of sunflower (Helianthus annus L.).
In “Plant Nutrition - Food security and sustainability of agro-ecosystems through basic and applied research” Kluwer Academic Publishers, Dordrecht, The Netherlands. (K. Sakurai, N. Tanaka, K. Iwasaki, and S. Tanaka) /, 620-623 2001 (学術雑誌)
Evaluation of site quality index for teak plantation in Thailand.