Nong hu- hui ji fang fa Ying yu- xue xi fang fa Ping guo- xiu jian fang fa Nong cun- diao cha fang fa Bing chong hai fang zhi fang fa Gong zuo fang fa Hui ji fang fa gong zuo fang fa Tong ji fang fa/ Wu li xue- shu xue fang fa