Cai zheng zhi nong zi jin zheng he wen ti yan jiu/ Zhong guo nong di zheng yong wen ti yan jiu/ Zhong guo da guo nong ye jing zheng li wen ti yan jiu / Xing shi su song fa zheng yi wen ti yan jiu/ Xiang gang gong gong cai zheng wen ti yan jiu/ Di fang cai zheng ti zhi fa lv wen ti yan jiu/ Ri ben qi ye jing zheng li ge an yan jiu/ Po chan chong zheng zhong gong si zhi li ji zhi fa lv wen ti yan jiu/ Si xiang zheng zhi jiao yu qian yan wen ti yan jiu/ Zhong gong dang shi zhong da zheng yi wen ti yan jiu/