Criterion layer | standard floor | Evaluation standard | ||||
10 - 8 | 7 - 6 | 5 - 4 | 3 - 2 | 1 - 0 | ||
Ecological functionB1 | Species richness (N1) C1 | N ≥ 10 | 10 > N ≥ 8 | 8 > N ≥ 6 | 6 > N ≥ 4 | N < 4 |
landscape level diversity C2 | There are three levels of collocation | Two hierarchical collocations such as joe + irrigation or joe + grass | Single hierarchy | |||
Plant health C3 | The canopy is full, the leaves are bright, the plant grows vigorously, and there is no pests or diseases. | The crown is not full enough, the leaf color is darker, there are certain diseases and insect pests, and the plant growth is stronger | Plant growth is weak, with obvious pests and diseases | |||
Indigenous Plant Community (N2) C4 | N2 > 90% | 90% > N2 > 80% | 80% > N2 > 70% | 70% > N2 > 60% | N2 < 60% | |
Aesthetic functionB2 | Harmony with surrounding landscape C5 | Very coordinated with the surrounding soft and hard landscape | Generally coordinated with the surrounding soft and hard landscape | Inconsistent with the surrounding soft and hard landscape | ||
Seasonal landscape C6 | The overall seasonal changes of plants are obvious | There are parts of the plants exist phase change season | Almost no seasonal change | |||
color composition (N3) C7 | More than 4 distinct colors | More than 3 distinct colors | Less than 3 distinct colors | |||
service functionB3 | Anti-glare C8 | Strong anti-glare ability, which can basically avoid the influence of traffic lights on traffic and pedestrians at night | The anti-glare ability is strong, which can reduce the impact of traffic and pedestrians on the traffic lights at night | The anti-glare ability is weak, and it cannot reduce the impact of the traffic lights on the traffic and pedestrians at night | ||
Shading effect C9 | Shading effect is very good | Good shading effect | Better shading effect | Moderate shading effect | No shading effect |