release and fixation of potassium

基本解释

The effect of humic acids on fixation and release of potassium in soil was accomplished by dissolving K-bearing minerals or blocking interlayers and adsorbing K.
腐殖酸对土壤钾素释放和固定的影响是通过对含钾矿物的溶解和层间堵塞以及对钾素的吸附作用实现的。
The characteristic of Potassium fixation and release of the key paddy soils derived from different parent materials was studied by an simulation experiment and chemical methods.
本文通过室内模拟和化学方法研究了广东几种不同母质发育的水稻土的钾素的固定与释放特性。
Laboratory incubation experiments in constant temperature were implemented to study influence of humic-acid and fulvic-acid on fixation and release of potassium in cultivated brown soil.
通过室内等温培养试验，研究了施用富里酸和胡敏酸对耕地棕壤钾素释放和固定作用的影响。