安徽红四方肥业兴建于上世纪50年代中期,技术力量雄厚,拥有全国首家农化服务中心和省级企业技术中心。主要产品有:合成氨、尿素、复合肥、纯碱、氯化铵等,产品畅销全国各地。一、“红四方”系列复合肥本品是根据各地土壤养分状况和作物需肥特性,运用平衡施肥原理研制开发出的系列复合肥,分氯基、硫基、尿基、BB肥、OA活性肥和结晶有机肥6大系列、80多个品种,可广泛用 Anhui red Sifang fertilizer industry was built in the mid 50s of last century, strong technical force, with the country’s first agrochemical service center and provincial-level enterprise technology center. The main products are: ammonia, urea, fertilizer, soda ash, ammonium chloride, the products sell well all over the country. This series of compound fertilizers are developed based on the principle of balanced fertilization and are based on the nutrient status of soils and the characteristics of crops to be fertilized. The compound fertilizers are divided into chlorine base, sulfur base, urine base, BB fertilizer, OA active fertilizer and organic fertilizer 6 series, more than 80 varieties, can be widely used