Cultivated land, ploughing, ploughing, spring ploughing, ploughing, intermediate ploughing, cattle ploughing, fallow ploughing, preparation ploughing, machine ploughing, tongue ploughing, returning fields, sowing rain in Yun Geng, male ploughing and female weaving, Langerhans' disease, digging and drinking, male ploughing and female weaving, building houses for reverse ploughing, ploughing ten mu of fields, fire ploughing, elephant ploughing, bird ploughing and pen writing.