Table 2 The classification of HQAD levels of Heilongjiang Province.

From: Spatial disparities and dynamics in the high quality agricultural development in Heilongjiang Province of China

Development level

Implication

Criteria

Level I

Low-level of HQAD

HDij < 0.8HQDi

Level II

Medium-low level of HQAD

0.8HQDi ≤ HDij < HQDi

Level III

Medium-high level of HQAD

0.8HQDi ≤ HDij <1.2HQDi

Level IV

High-level of HQAD

HDij ≥ 1.2HQDi