1. PTF：南寺 NSF 10422 | 圃田 PTF 10423 | 郑州西 ZXF 10427
1. 其次，他们设计的窄条三圃田农耕制延用至18世纪。
System which continued to the 18th century.
2. 圃田
2. 其次，他们设计的窄条三圃田农耕制延用至18世纪。
Secondly, they devised the narrow-strip, three-field farming system which continued to the 18th century.
3. 以陇海铁路郑州-圃田段为例，在野外调查、采样和实验室分析的基础上，探讨了铁路交通对周围土壤Ni、Pb、Cr、Zn、Cu和Cd六种重金属含量与分布的影响。
With the increase of distance from the railway, the concentration of the six heavy metals decreased in different tendency.
4. 其次，他们设计的窄条三圃田农耕制延用至18世纪。
Secondly, they devised the narrow-strip, three-field farmingsystem which continued to the 18th century.
5. 其次，他们设计的窄条三圃田农耕制延用至18世纪。
Secondly, they deised the narrow-strip, three-field farming system which continued to the 18th century.
6. 陇海铁路圃田段路旁土壤重金属潜在生态风险评价
Potential Ecological Risk Assessment of Heavy Metals in Roadside Soils on Putian Section of Longxi-Haizhou Railway
7. 铁路交通对铁路旁土壤重金属污染的影响以陇海铁路郑州圃田段为例
Influence of Railway Traffic on Heavy Metal Contamination in Railroad-Soils: a Case Study on the Zhengzhou-Putian Section of the Long-Hai Railway