1983年,黎城县10万亩小麦平均亩产406斤,其中6万亩水地平均亩产510斤,创历史最高水平。全县麦田平均亩施碳铵和硝铵41斤做底肥,追施尿素16斤,施磷肥54斤,化肥总施用量达550吨。其主要措施是增施化肥、氮磷配合。城关公社赵家山大队,1977年小麦亩产310斤,1978年430斤。1979年亩施碳铵、磷肥各100斤,农家肥100 In 1983, an average of 406 kilograms of wheat per mu of Lihu County was harvested from 10 million mu of land, of which an average yield of 510 kilos was 60,000 mu, the highest in history. The county average yield of ammonium bicarbonate and ammonium nitrate 41 acres of ammonium fertilizer at the end of fertilizer, topdressing 16 pounds of urea, phosphate fertilizer 54 pounds, the total amount of 550 tons of chemical fertilizer. The main measure is to increase fertilizers, nitrogen and phosphorus with. Chengguan commune Zhao Jiashan brigade, 1977 wheat yield 310 pounds, 430 pounds in 1978. In 1979 Kashi ammonium bicarbonate, phosphate fertilizer 100 kg, 100 farmers