Most of the latosols, red soils, and paddy soils which derived from red earth in south China are high P-fixation soils.
广泛分布于我国南方地区的砖红壤、红壤以及发育于红色粘土的水稻土，大多数属于高固磷土壤。
Both batch and kinetics experiments were conducted to study the relationship of protonation and dissolution of Al with proton buffering in 4 red soils of south China.
用平衡实验及动力学实验研究了我国南方4种红壤的表面质子化及铝的溶解与质子缓冲之间的关系。
Soils on red soil region are strongly acid and this is suspected of limiting pasture production in south China.
南方红壤呈酸性，固磷能力强，磷和矿质元素普遍缺乏，因而牧草高产优质栽培中常需要重施磷肥。
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