近几年来,我区部分单位和社队学习军马三场的经验,大搞高效优质颗粒肥料,有力地促进了农业生产的发展,为肥料建设和改革施肥方法提供新的经验。军马三场的农业生产机械化程度高,过去主要使用氮素、磷素化肥,后来他们用磷 In recent years, some units in our district and the communes and brigades and teams have learned the experiences of the army and horse three games and vigorously promoted the development of agricultural production by vigorously promoting high-quality and high-quality granule fertilizers, thus providing new experience for fertilizer construction and reform of fertilization methods. Military and horse farming three high degree of mechanization, the past mainly used nitrogen and phosphorus fertilizer, and later they use phosphorus