Evaluation factor Evaluation factor Standardized score	80 - 100	60 - 80	40 - 60	20 - 40	0 - 20
Water source	It is distributed around the river, and the water source conditions are very abundant	Around the reservoir, it is convenient to use water and the water source conditions are sufficient	There are ponds, potholes and low water storage, and the water resources conditions are average	It is far away from the water source, only sporadic potholes are low, and the water resources are insufficient	-
Traffic	Roads, railways, waterways and other traffic roads pass by, and the traffic is very convenient	There are roads, field paths, etc., and the traffic is more convenient	There are field paths passing by near the highway, and the traffic conditions are average	It is far away from the highway, scattered in the field paths, and the traffic is poor	There is no road and it is far away from the transportation road, and the traffic conditions are very poor
Slope	≤2	2 - 6	6 - 15	15 - 20	20 - 25
Degree of field concentration	Each field is concentrated and distributed in a large area, and the concentration degree is very high	The fields are concentrated and distributed, and the degree of concentration is high	Some fields are concentrated and distributed	The concentrated distribution of fields is small and the concentrated area is small	The fields are scattered and not concentrated
Farmland infrastructure	Farmland infrastructure such as ditches and main canals are widely distributed around the field, and the farmland infrastructure conditions are very good	The farmland infrastructure around the field is relatively perfect, and the farmland infrastructure conditions are better	A small amount of farmland infrastructure is distributed around the field, and the farmland infrastructure conditions are general	Farmland infrastructure is scattered around the field, and the condition of farmland infrastructure is poor	There is no farmland infrastructure distribution or occasional distribution around the field
Villagers’ will	-	-	-	-	-