基础肥料的养分及含量肥料名称分子式分子量理论含量纯度实际含量硝酸钾KNO3101.10K2O =46.59%N =13.85%>99%K2O >46.12%N >13.71%硝酸銨NH4NO380.03N= 34.99%>98%N >34.29%硝酸HNO363.00N =34.99%>38%N >34.29%磷酸二氢 钾_KH2PO4136.09K2O =34.61%P2O5 =52.15%>99%K O >34.26%2 —P2O5 >51.63%磷酸二氢 铵NH4H2PO4115.03N =12.17%P2O5 =61.68%>99%N >12.04%P2O5 >61.06%磷酸H3PO498.00P2O5 =72.42%>85%P2O5 >61.56%硝酸镁Mg(NO3)3・6H2O256.41N =10.92%MgO =15.71%>99%N >10.81%MgO >15.55%硫酸镁MgSO4・7H2O246.48S =13.01%MgO =16.35%>99%S >12.88%MgO >16.19%高水溶性 硫酸钾K2SO4174.27S =18.40%K2O =54.05%>99%S >18.22%K2O >53.51%硼砂Na2B4O7^10H2O381.37B =11.3%>99%B >11.21%硼砂Na2B4O7^5H2OB =14.8%>99%硼砂Na2B4O7^H2OB =21.47%>99%硼酸H3BO361.8B =18%>99%B >17.52%硫酸锰MnSO4・H2O168.94Mn =32.5%>99%Mn >32.2%S:19.19%硫酸锌ZnSO4・7H2O287.56Zn =22.6%>99%Zn >22.29%S:9.90%硫酸锌ZnSO4・H2O179.56Zn =36.43%>99%Zn =36.06%硫酸铜CuSO4・5H2O249.68Cu =25.6%>99%Cu >25.19%S:12.62%钼酸钠Na2MoO4・2H20Mo =39.6%>98%Mo >38.86%钼酸铵(NH4)2MoO4Mo =48.9%>98%Mo >47.9%硫酸亚铁Fe=20.09%Fe:18.53%S:10.59%硫肥：S的含量=SO4-*034肥料名称分子式分子量理论含量纯度实际含量硫铵(NN)SO4 2 4132S=24.2%SO 2-=72.7%4S=24%硫酸钾KSO2 4174S=18.3%SO 2-=55.1%4S=17%硫酸镁MgSO4・7H2O246.48S =13.01%MgO =16.35%>99%S >12.88%MgO >16.19%硫酸镁MgSO4・H2OS=23.1%SO 2-=69.5%4S:20.07%高水溶性 硫酸钾K2SO4174.27S =18.40%K2O =54.05%>99%S >18.22%K2O >53.51%硫酸锰MnSO4・H2O168.94Mn =32.5%>99%Mn >32.2%S:19.19%硫酸锌ZnSO4・7H2O287.56Zn =22.6%>99%Zn >22.29%S:9.90%硫酸锌ZnSO4・H2OZn =36.43%>99%硫酸铜CuSO4・5H2O249.68Cu =25.6%>99%Cu >25.19%S:12.62%硫酸亚铁111Fe:18.53%S:10.59%镁肥Mg的含量=MgO*0.6肥料名称分子式分子量理论含量纯度实际含量硫酸镁MgSO4・H2O138MgO =28.9%Mg=17.4%MgO =26.2%Mg =15.25%硫酸镁MgSO4・7H2O246.48S =13.01%MgO =16.35%Mg =9.7%>98%S >12.88%MgO >16.08%Mg =9.5%氧化镁MgO40MgO =70-80%Mg =42-48%氯化镁MgcL295MgO =42%Mg =25.2%白云石CaMg(CO )3 2Mg=10-13%钙镁磷肥Mg=9-10%肥料 种类肥料品种养分含量（％）化学反应水溶解情况氮肥硫酸铵N 20-31 20弱酸性水溶性氯化铵N 24-25弱酸性水溶性碳酸氢铵N 17弱酸性水溶性硝酸铵N 34-35 33.5弱酸性水溶性硝酸铵钙N 20左右弱酸性水溶性硫硝酸铵N 26-27弱酸性水溶性尿素N 46中性水溶性磷肥过磷酸钙PO 16-18酸性水溶性重过磷酸钙2 5PO 40-45酸性水溶性氨化过磷酸钙2 5PO 16-18中性水溶性2 5N 2-3钙镁磷肥PO 14-18 15带碱性弱酸溶性2 5CaO 25-30%SiO 40%左右2MgO 5%左右骨粉PO 20-35中性微酸溶性钾肥硫酸钾2 5KO 48-52 50中性水溶性氯化钾 2 KO 50-60 54中性水溶性复混肥料硝酸磷肥2N 20PO 20中性水溶性硝酸钾2 5N 13.5KO 46中性水溶性氮钾复合肥2N 13KO 16中性水溶性硫磷铵2PO 202 5N 12-18中性水溶性磷酸铵PO 46-522 5PO 52中性水溶性磷酸一铵2 5N 11PO 52酸性水溶性磷酸二铵2 5N 16PO 48弱碱性磷酸二氢钾2 5KO 342PO 51.5酸性水溶性磷钾复合肥2 5KO 14左右2N、P O、KO 分别为 10、10、10、5、2 5 215、15中性弱酸溶性氮磷复合肥中性水溶性或 弱酸溶性钙镁硫肥硝酸钙Ca 19.4 N 11.9溶于水过磷酸钙Ca 18-21钙镁磷肥Ca 21-24弱酸溶性Mg 6-10硫酸镁Mg 9.6-9・8酸性溶于水碳酸镁Mg 约 28.8中性溶于水硫磺S 95-99难溶于水石膏S 18.6微溶于水微量元素肥料硫酸亚铁Fe 19-20溶于水硫酸亚铁铵Fe 14溶于水硼砂B 11.3溶于40 °C热 水硼酸Mn 24-28溶于水硫酸锰Mn 31溶于水碳酸锰Mn 23难溶于水硫酸铜4Mn 25溶于水钼酸铵Mo 50 - 54溶于水钼酸钠Mo 39溶于水磷酸二氢钾(P2O5252%, K2O234%) 磷酸氢二钾(P2O5230%, K2O240%) 磷酸二氢铵(P2O5261%, N212%) 磷酸氢二铵(P2O5253%, N212%) 三聚磷酸钠(P2O5257%,) 氯化铵：含氯 66%,含氮 26%。
氯化钾：含氯 47.6% 每个点的氯化铵含氯量是氯化钾的1.4倍我国主要有机肥的养分含量表代码名称风干基鲜基N%P%K%N%P%K%A粪尿类4.6890.8023.0110.6050.1750.411A01人粪尿9.9731.4212.7940.6430.1060.187A02人粪6.3571.2391.4821.1590.2610.304A03人尿24.5911.6095.8190.5260.0380.136A04猪粪2.0900.8171.0820.5470.2450.294A05猪尿12.1261.52210.6790.1660.0220.157A06猪粪尿3.7731.0952.4950.2380.0740.171A07马粪1.3470.4341.2470.4370.1340.381A09马粪尿2.5520.4192.8150.3780.0770.573A10牛粪1.5600.3820.8980.3830.0950.231A11牛尿10.3000.64018.8710.5010.0170.906A12牛粪尿2.4620.5632.8880.3510.0820.421A19羊粪2.3170.4571.2841.0140.2160.532A22兔粪2.1150.6751.7100.8740.2970.653A24鸡粪2.1370.8791.5251.0320.4130.717A25鸭粪1.6420.7871.2590.7140.3640.547A26鹅粪1.5990.6091.6510.5360.2150.517A28蚕沙2.3310.3021.8941.1840.1540.974B堆沤肥类0.9250.3161.2780.4290.1370.487B01堆肥0.6360.2161.0480.3470.1110.399B02沤肥0.6350.2501.4660.2960.1210.191B04凼肥0.3860.1862.0070.2300.0980.772B05猪圈粪0.9580.4430.9500.3760.1550.298B06马厩肥1.0700.3211.1630.4540.1370.505B07牛栏粪1.2990.3251.8200.5。