Based on the survey data of 436 large grain growers in major grain-producing areas of Hunan and Shandong provinces,the impact of value cognition and institutional environment on the quality and safety control behavior of large grain growers and its intergenerational dif...MORE Based on the survey data of 436 large grain growers in major grain-producing areas of Hunan and Shandong provinces,the impact of value cognition and institutional environment on the quality and safety control behavior of large grain growers and its intergenerational differences have been analyzed by using the Binary Logi...