硝酸磷肥是用硝酸分解磷矿粉制成的高浓度二元素复合肥,养分含量40%,其中氮约27%,五氧化二磷13%,氮磷比1∶0.5。该肥灰色颗粒状。据北方9省区在小麦、玉米、谷子等作物上施用的结果表明,施用每公斤硝酸磷肥平均增产小麦6.6公斤,增产春玉米12 Nitric acid phosphate is a high concentration of two-component fertilizer made of nitric acid decomposition of phosphate rock, nutrient content of 40%, of which about 27% nitrogen, phosphorus pentoxide 13%, nitrogen and phosphorus ratio 1: 0.5. The fat gray granular. According to the results of the application of the 9 provinces and autonomous regions in northern China on crops such as wheat, corn and millet, the average yield of 6.6 kg of wheat per kilogram of nitrophosphate was increased, and the yield of spring corn 12