The arable soil nutrients was surveyed in Fengrun District of Tangshan City. The results showed that the content of organic matter,total-N,olsen-P,available K was on the rise which range was 2.22%~511.76%.
通过对唐山市丰润区耕地土壤养分的调查,结果表明,与1982年土壤普查结果相比,有机质、全氮、有效磷、速效钾含量均呈上升趋势,上升幅度为2.22%~511.76%。
参考来源 - 唐山市丰润区耕地土壤养分变化研究—《现代农业科技》—2010年第21期—龙源期刊网·2,447,543篇论文数据，部分数据来源于NoteExpress
The heavy use of agrochemicals has led to a severe deterioration of arable soil and poses a serious threat to domestic grain output, China Daily reported.
据《中国日报》报道，大量使用农用化学品已经导致我国耕地质量严重退化，并对国内粮食产量构成威胁。
Simulated rainfall experiments with 3 loessial soils of Ansai, Suide, Yangling, and Yangling arable soil were conducted to evaluate effects of rainfall and soil structure on raindrop splash.
选用黄土高原地区的安塞黄绵土、绥德黄绵土、杨陵粘黄土、杨陵农地耕层土进行人工降雨溅蚀试验 ，研究了降雨特性和土壤结构对雨滴溅蚀的影响。
The soil quality of the dry arable lands in Qianxi county was evaluated to provide the basic data for the formulation application.
为了给测土配方施肥提供基础数据，对黔西县项目区的旱耕地的土壤质量进行了初步评价。
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