来安县耕地质量等级特征研究

本研究结合来安县测土配方施肥土壤测试数据、新建高标准农田耕地质量等级数据、来安县第三次全国国土调查数据和来安县土壤图对来安县2022年耕地质量等级进行评价。利用县域耕地资源管理信息系统平台,建立来安县耕地质量评价数据库,完成2022年来安县耕地质量等级评价。结果显示2022年来安县耕地质量等级分布在1-9等,2022年耕地质量等级为4.375等,比2021年来安县耕地质量等级提升0.028等。2022年来安县耕地质量等级主要分布在3-6等,占来安县耕地面积的80.86%,其中5等地占23.10%,其次为3等地占比20.97%,6等地占比19.08%,4等地占比17.71%。

Study on quality grade characteristics of cultivated land in Lai "an County

This study combined the soil test data of Lai "an County for formula fertilization, the quality grade data of newly built high-standard farmland, the third National land survey data of Lai "an County and the soil map of Lai "an County to evaluate the quality grade of cultivated land in 2022. Using the county cultivated land resource management information system platform, the cultivated land quality evaluation database of Lai "an County was established to complete the grade evaluation of cultivated land quality in Lai "an County in 2022. The results show that the cultivated land quality grade of Anxian County in 2022 is in the range of 1-9, and the cultivated land quality grade in 2022 is 4.375, which is 0.028 higher than that in 2021. In 2022, the cultivated land quality grade of Anxian County is mainly distributed in grade 3-6, accounting for 80.86% of the cultivated land area of Anxian County, of which grade 5 accounts for 23.10%, followed by grade 3 accounting for 20.97%, grade 6 accounting for 19.08%, and grade 4 accounting for 17.71%.