You dian jing ji- jing ji he suan You dian bu men de jing ji he suan/ Di qu jing ji- jing ji fa zhan Nong hu- jing ji he suan Nong ye jing ji- jing ji xue Nong ye jing ji- jing ji shi Nong cun jing ji- jing ji guan li Lin ye jing ji- jing ji guan li Shang ye jing ji- jing ji xue Kong jian jing ji ji liang :