钾的固定 meaning in Chinese

potassium fixation

With temperature increasing , potassium fixation capacity became stronger , and the effects varied among four kinds of soils . 3
提高温度，增强干湿交替的剧烈程度，显著地增加了土壤对钾的固定量，降低了所施肥料钾的有效性。
The first time of drying and wetting cycle gave the most influence to total quantity of fixed potassium , and with cycles increasing , it ' s influence became weaker
随着干湿交替次数增加，土壤对钾的固定量增大，且增加幅度逐渐趋于稳定。干湿交替次数与土壤速效钾含量间具有y = a + blogx函数关系。