不同质地土壤有效铁含量。差异不大，壤质土含量略高，平均为45.67mg

The effective iron content of different texture soils. The difference is not large, the loamy soil content is slightly higher, the average is 45.67mg/kg, the variation range is 2.6~147.9mg/kg, the variation range is larger; the sandy soil content is slightly lower, the average content is 44.68mg/kg, the variation range is 10.7 ~87.4mg/kg, small change. <br>Different loamy soils have slightly different available iron contents. The middle loam content is the highest, with an average of 49.11mg/kg; the sandy loam content is the lowest, with an average of 44.4mg/kg. The order from high to low is: middle loam>light loam>sand loam

The effective iron content of soil of different textures. The difference is not large, the soil content is slightly higher, the average change is 45.67 mg/kg, the variation is 2.6 to 147.9 mg/kg, the variation is larger, the sand soil content is slightly lower, the average content is 44.68mg/kg, the variation is 10.7 to 87.4 mg/kg, the variation is small.<br>The effective iron content of different soil soil is slightly different. The highest soil content was, with an average of 49.11 mg/kg, and the sand loam content was the lowest, with an average of 44.4mg/kg. From high to low order for: medium and light soil and sand soil

The content of available iron in soil with different texture. The content of loamy soil is slightly higher, with an average of 45.67mg/kg, with a range of 2.6-147.9mg/kg; the content of sandy soil is slightly lower, with an average content of 44.68mg/kg and a range of 10.7-87.4mg/kg.<br>The content of available iron in different soils was slightly different. The content of medium loam soil was the highest, with an average of 49.11mg/kg, while that of sandy soil was the lowest, with an average of 44.4mg/kg. The order from high to low was: medium soil > light soil > sandy loam