Research theme for competitive and other funds (10):
2000 - 2003 Accumulation of toxic exudates from cucumber roots in closed hydroponics and mitigation of these substances using microbial strain.
2000 - 2001 Assessing Methods for Effects of Small Amounts of Chemicals such as Pesticides on Soil Ecosystem
1998 - 2000 Analysis of Soil Microbial Flora Based on Carbon Source Utilization Pattern and Assessment of Pesticides Effects on Rice Paddy Soil Ecosystem.
1996 - 1997 Effects of Sulfonyl Urea Herbicides on Soil Microbial Community.
1992 - 1994 Cellulase System and Microflora on Cellulose Materials in Soil.
1985 - 1987 Studies on the effects of chemical compounds on soil microbe, in specialty on methods for detection and evaluation of the effects.
土壌生態系に及ぼす農薬の影響評価に関する研究
土壌中における有機物分解の微生物生態学的研究
Assessing the Side-Effects of Pesticides on Soil Ecosystem
Microbial Ecology of Organic Matter Decomposition in Soil
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Papers (6):
Yamamoto Hiroki. Q&A for pesticides risk. Japanese Journal of Pesticide Science. 2017. 42. 1. 172-177
Yamamoto Hiroki. Q&A for Pesticides risk. Japanese Journal of Pesticide Science. 2016. 41. 2. 209-214
Shohei Hayashi, Ji Eun Jang, Kazuhito Itoh, Kousuke Suyama, Hiroki Yamamoto. Construction of River Model Biofilm for Assessing Pesticide Effects. ARCHIVES OF ENVIRONMENTAL CONTAMINATION AND TOXICOLOGY. 2011. 60. 1. 44-56
KUWABARA Tomoyuki, SATO Toshio, NONAKA Tsuguhiro, YAMAMOTO Hiroki, AIZAKI Morihiro, FUKUDA Yasutomo. Phosphorous Removal from Urban River Using Concrete Blocks Mixed with Hydrotalcite Compounds. Journal of Japan Society on Water Environment. 2004. 27. 2. 109-115
Asao Toshiki, Taniguchi Hisashi, Suyama Kosuke, Yamamoto Hiroki, Itoh Kazuhito, Tomita Kouhei, Taniguchi Kumiko, Hosoki Takashi. Reversibility of the Action of 2, 4-dichlorobenzoic acid, a Synthetic Herbicide, on Cucumber Seedlings by Strains of Soil Microorganisms. Journal of the Japanese Society for Horticultural Science. 2001. 70. 3. 393-395
Sonny Conde, Kousuke Suyama, Kazuhito Itoh, Hiroki Yamamoto. Application of commercially available fenitrothion-ELISA kit for soil residue analysis. JOURNAL OF PESTICIDE SCIENCE. 2008. 33. 1. 51-57
Glucose-degrading activity in paddy soil under anaerobic and aerobic conditions. 2007. 12. 3-6
Nguyen L. Huong, Kazuhito Itoh, Masao Miyamoto, Kousuke Suyama, Hiroki Yamamoto. Chlorophenol hydroxylase activity encoded by TfdB from 2,4-dichlorophenoxyacetic acid (2,4-D)-degrading Bradyrhizobium sp strain RD5-C2. BIOSCIENCE BIOTECHNOLOGY AND BIOCHEMISTRY. 2007. 71. 7. 1691-1696
ITOH Kazuhito, HAYASHI Shohei, SUYAMA Kousuke, YAMAMOTO Hiroki. Construction of model river biofilm for assessing pesticide side effect. 2006. 31. 47-47
Sampling sediment and water in rice paddy fields and adjacent water bodies. In "Handbook of Residue Analytical Methods for Agrochemicals Vol.2"
John Wiley and Sons 2003
Sampling sediment and water in rice paddy fields and adjacent water bodies. In Handbook of Residue Analytical Methods for Agrochemicals Vol.2
John Wiley and Sons 2003