推荐度指数★★中国是人口大国,农业发展日益受到环境和资源的制约。首先是农业资源有限性的制约。其次是既有农业资源利用强度的制约。三是工业等非农部门污染造成的制约。四是可持续发展需要对当前发展带来的制约。而消费需求在人口增加、城镇化、膳食结构升级等因素推动下也将呈现刚性增长。在资 Degree of recommendation index ★ ★ China is a populous country, agricultural development is increasingly subject to environmental and resource constraints. The first is limited agricultural resources constraints. Second is the restriction of the intensity of utilization of existing agricultural resources. Third, industries and other non-agricultural sector caused by pollution control constraints. Fourth, sustainable development needs to be brought about by the current development constraints. Consumption demand will also show a rigid growth driven by factors such as population growth, urbanization and the upgrading of the dietary structure. In the capital