Based on the official history* various note collection works and many materials of locals records during Ming and Qing Dynasty, the article analyses the agricultural economy development and the environmental change about the north of Shaanxi.
该文通过对明清之前陕北地区农业经济开发的回顾，利用明清时代的正史，同时广泛搜罗大量的明清笔记文集以及方志资料，对明清时期陕北地区的农业经济开发与环境变迁进行了论述和剖析。
参考来源 - 明清时期陕北的农业经济开发与环境变迁·2,447,543篇论文数据，部分数据来源于NoteExpress
The Yulin City locates in the Erdos basin, and it is important component of energy source and chemical base in the north of Shaanxi province.
榆林市位于鄂尔多斯盆地，是陕北能源重化工基地的重要组成部分。
The author comments on the creation of prose on the local customs of the north of Shaanxi and expresses his affection for land in poetic style.
在这个中心纽结下，作家一方面以陕北风情为散文创作展开的原点，另一方面通过诗意化的方式表达对土地的眷恋之。
During the early geological and historic stage, it was the climate that mainly influenced the change of the vegetation in the north of Shaanxi.
陕北植被变迁在地质时期以及历史时期早期，主要由气候条件所控制，植被类型随气候的冷暖干湿变化而变迁。
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