我国蔬菜种植户放弃种菜意愿及其影响因素分析——基于北方五省市的调研
아국소채충식호방기충채의원급기영향인소분석——기우북방오성시적조연
Vegetable Growers' Willingness to Give Up and its Influencing Factors:A Survey from Five Northern Provinces in China