1. 1) JSA and METI: Guidebook for Stadium and Arena Renovation, 2018. 12 (in Japanese) https://www.mext.go.jp/sports/b_menu/sports/mcatetop02/list/detail/1 411943.htm, (accessed 2021.07.01) スポーツ庁, 経済産業省: スタジアム・アリーナ改革ガイドブック, 第 2版, 2018.12, (参照 2021.07.01)
2. 2) J.LEAGUE: sutaziamu kizyun, 2021. 1 (in Japanese), https://aboutj.jleague.jp/corporate/regulation, (accessed 2021.07.01) J リーグ: スタジアム基準, 2021. 1, (参照 2021.07.01)
3. 3) Naganuma, K.: Bermudagrass., Weeds and Vegetation Management, 8, pp.59-63, 2016 (in Japanese) 長沼和夫: バミューダグラス(Cynodon 属), 草と緑, 8, pp.59-63, 2016
4. 4) Japanese Society of Turfgrass Science: turf: science and culture for green-vegetation, SOFT SCIENCE, 1988. 3 (in Japanese) 日本芝草学会: 芝生と緑化, ソフトサイエンス社, 1988. 3
5. 5) Baldwin, C.M., Liu, H. and McCarty, L.B.: Diversity of 42 Bermudagrass cultivars in a reduced light environment, Acta Horticulturae, 783, pp.147-158, 2008. 2