Atterberg plasticity index

例句：

1. 1. The Atterberg plasticity index is a measure of the soil's ability to retain water and nutrients.
   阿特贝格塑性指数是衡量土壤保持水分和养分能力的一个指标。
2. 2. In agriculture, this index is used to determine the quality of fertilizers and theireffectiveness in improving crop yields.
   在农业中，这个指数被用来评估肥料的质量及其提高作物产量的有效性。
3. 3.The study also found that the Atterberg plasticity index was positively correlated with soil organic matter content.
   研究发现，阿特贝格塑性指数与土壤有机质含量呈正相关。