It also explains that planting certain kinds of trees can substitute 'The Four Gods = Mountain, river, road and lake' in the event there is no mountain, river, road and lake to represent the Four Gods.
そして四神としての山川道澤がない場合に、特定の種類の樹木を特定の本数植えることで「四神＝山川道澤」の代用となることを説いている。