Zhang D, Deng L, Wang S. Do Production Support Policies are Effecting the Vegetable Planting Scale? Evidence from Xingtai City, China. JIASD [Internet]. 2022 Mar. 13 [cited 2024 May 2];1(1):33-45. Available from: https://www.rdpublishers.com/journals/index.php/jiasd/article/view/22