农田土壤微生物和酶活检测报告农业科学研究院

1、检测中国农业农业资源与农业区划2014 年 10 月 10 日检测市水科学技术一：送检：二：送检样品：玉米田间试验，第一次土壤样品 9 个（2014 年 7月 20 日），第二次土壤样品 9 个（2014 年 8 月 20 日），第三次土壤样品 9 个（2014 年 9 月 20 日）三：测试内容：土壤中总氮、硝态氮、氨态氮、总磷、可溶磷蛋白酶、磷酸酶、转化酶土壤微生物（细菌、真菌、放线菌）数量四、检测方法1、土壤总氮：凯氏消煮法硝态氮：紫外分光光度法氨态氮：纳氏比色法测定总磷： 碱熔-钼锑抗分光光度法（HJ 632-2011）可溶磷：钼锑抗比色法2、土壤酶土壤蛋白酶：茚三酮比色法土壤磷酸酶：

2、磷酸苯二钠比色法土壤脲酶：靛酚比色法4、土壤微生物真菌：改良马丁培养基细菌：营养琼脂培养基放线菌：培养基五、检测结果1、土壤样品氮磷含量2、土壤酶样品总氮mg/g硝态氮mg/kg氨氮mg/kg总磷mg/g可溶磷mg/g10.866.218.320.670.01920.756.388.160.620.02630.826.498.010.630.02341.028.229.260.720.03251.128.299.650.740.03561.148.129.380.770.02870.947.969.290.710.03780.957.729.780.740.03690.987.559.140.

3、720.031100.764.986.330.530.019110.744.696.140.490.018120.694.796.420.420.015130.876.897.530.630.024140.846.787.290.610.021150.836.927.480.650.027160.867.158.160.690.032170.826.838.270.680.023180.887.017.750.620.025190.584.825.150.410.011200.514.275.280.390.012210.544.485.490.380.009220.615.156.340.5

4、10.021230.625.386.350.550.023240.595.496.740.540.018250.735.897.160.580.025260.745.767.270.560.021270.776.017.840.590.0263、土壤微生物样品细菌（108）真菌（103）放线菌（10 4）132.0035.3044.66233.6726.6733.33355.5030.0036.00453.3333.3363.33558.3331.0043.33666.3343.3362.33767.3341.0070.33样品蛋白酶mg/g磷酸酶mg/g脲酶10.380.640.4220.3

5、20.580.4130.360.610.3840.390.650.5150.410.670.5360.350.690.5970.530.920.8880.570.940.9290.611.040.86100.370.690.54110.310.630.51120.380.680.48130.380.720.62140.450.780.69150.420.710.59160.510.890.93170.521.061.04180.591.021.08190.280.420.38200.310.480.37210.270.510.41220.310.680.42230.330.730.45240.360.860.48250.420.880.57260.460.970.52270.480.910.59881.0058.3363.33965.6766.6773.331039.0039.6722.671142.0026.6725.331238.3330.3332.671343.6750.3352.001450.0020.0034.671542.6728.6750.001673.0068.6777.331788.6750.0053.331880.3367.3360.001936.6726.6739.332032.3329.3343.332147.0012.3349.342269.503