Based on the investigation data of 475 samples of rural households in key grain-producing areas of Changsha county, Yueyang county and Shaoyang county of Hunan province, selecting 15 variable quantities from the pespective of individual characteristics of the farmers, household features of rural households, marketing price of grain and so on, this paper analyzes the factors influencing rural households' willingness to grow grain by using Binary Logistic model.The results shows that: these factors including the proportion of the gender, the level of education, the years of grain growing ,and gr...