2012 - 2014 Study to elucidate obstructive factor against recovery of submerged plants and to design sustainable use of aquatic ecosystem after the recovery of submerged plants
2010 - 2012 Investigations into the restoration of submerged aquatic plants using soil seed bank for the water quality improvement in Lake Hachiro-ko, Akita
2006 - 2008 Investigations into the mechanisms of water purification of Hachiroko lake using aquatic plants and enhancement of these functions
2000 - 2003 STUDIES ON SPECIES DIVERSITY OF MICROFUNGI IN BRAZILIAN SOIL, ESPECIALLY ECOLOGY AND DISTRIBUTION OF MYCOTOXIN-PRODUCING FUNGI AND OPPORTUNISTIC PATHOGENIC FUNGI FOR HUMAN
1997 - 2000 Development of advanced purification system using high performance specific microorganisms for water enviromment restoration
1997 - 1998 Development of water renovation technology in Thailand
1994 - 1994 汚水の生物学的浄化に有用な微小動物の生育因子による高度活用
1993 - 1993 汚水の生物学的浄化に有用な微小動物の高度活用における生育因子の解析
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Papers (126):
Hayashi Norio. The Influence of Metabolites from Invasive Non-native Aquatic Plants on Breaking Dormancy of Daphnia. Japanese Journal of Water Treatment Biology. 2024. 60. 1. 19-24
Hayashi Norio. A first record of invasive aquatic plant Hydrocotyle ranunculoides L. fil. (Apiaceae) from Inba-numa and Tega-numa basins, Chiba. 2022. 72. 2. 55-59
Norio Hayashi. Effect of water level disturbance on shallow eutrophic ponds as the conservation method of aquatic environments. Low density management for invasive crayfish Procambarus claarkii and ripple effects. Japanese journal of water treatment biology. 2022. 58. 3. 107-114
Hayashi Norio, Matsuki Kazuo. Efforts to Create a Breeding Site for Odonata, the Ecology Park. Natural History Museum and Institute, Chiba. Journal of the Natural History Museum and Institute, Chiba Special Issue. 2024. 12. 111-119
Hayashi Norio. Conservation Efforts for Water Environment in Funada-ike Pond, the Ecology Park, Natural History Museum and Institute, Chiba: From the Perspective of Ecological Engineering. Journal of the Natural History Museum and Institute, Chiba Special Issue. 2024. 12. 21-33