Gong ye jing ji- ji shu jing ji xue Nong ye jing ji- jing ji xue Nong ye jing ji- tong ji xue Shang ye jing ji- jing ji xue Nong ye jing ji- jing ji shi Gong lu yun shu- yun shu jing ji xue Gong ye ji shu jing ji xue/ Gong ye jing ji— jing ji shi Nong ye- sheng tai jing ji xue Ye jin gong ye- ji shu jing ji