吴忠县古城公社古城大队的贫下中农和革命干部,在“农业学大寨”群众运动新高潮中,遵照伟大领袖毛主席“人类总得不断地总结经验,有所发现,有所发明,有所创造,有所前进”的教导,认真学先进,找差距,增措施,大搞科学种田,他们针对近几年来,灌区农田施用磷肥面积不断扩大,效果一般都较好的特点,以及每亩施用量一般较高的问题,发扬敢想、敢干、敢于创新的革命精神, Wuzhong County Ancient City Commune brigade of ancient urban poor peasant and revolutionary cadres in the “Agricultural Studies Dazhai ” mass movement in a new upsurge, in accordance with the great leader Chairman Mao “Mankind must constantly sum up experience, found that some inventions, Some have made some progress, and some have made progress. ”They have earnestly learned the advanced ways of finding gaps and measures, and conducted scientific farming campaigns. In view of the fact that the area of ​​phosphate fertilizer applied to farmland in irrigated areas is constantly expanding and the effect is generally good in recent years, The problem of higher application rate per acre is to promote the revolutionary spirit of daring to think, courage and innovation,