Empirical Studies on Promotion of Potato as Staple Food Based on Food Energy Safety——A Case in Hilly Area of Southern Ningxia Autonomous Region
LI Jian-ping1, CHEN Jing1, SHANGGUAN Zhou-ping2*
Journal of Agricultural Science and Technology . 2016, (6): 195 -200 .  DOI: 10.13304/j.nykjdb.2016.416