Table 2.
Street tree management items

Local government management items	Detail items	Standard of estimated unit (management of landscape architecture)	Standard of estimated unit (management of street trees)
Replacement planting / filling planting	Planting	○	×
Pruning	Pruning	○	○
Pest control	Drug spray	○	×
Surgical operation, etc.	Surgical operation	△	×
	Nutrition supply	×	×
	Soil change	×	×
	Soil dressing	×	×
	Soil aeration	×	×
Topography and soil conservation	Soil change	×	×
	Soil dressing	×	×
	Fertilize	○	×
Management facility	Support stand	×	×
	Protective frame	×	×
	Protective cover	×	×
	Protective belt	×	×
	Breathing	×	×
	Irrigation facilities	×	×
	Tree stem protection	○	×
	Installation of windbreak walls	○	×
No items	Water supply	○	×
	Weeding	○	×