As an important area of resource carrying capacity researches

land carrying capacity is an important reference basis to evaluate sustainable development ability of a special region. Selecting Jiangsu Province as a study case where has fast socio-economic development speed and prominent man-land contradiction

the paper established the evaluation indicator system of comprehensive land carrying capacity from the four supporting systems including water and land resources

economy and technology

society

and eco-environment. Then

comprehensive land carrying capacity is evaluated by applying the weighted multi-factors synt hetic appraisement method at county level. According to the evaluated results

land carrying capacity of Jiangsu Province is divided into three types

i.e.

high

moderate

and low carrying capacities. On the whole

it decreased from south east

midwest to north and seaboard of Jiangsu Province.