NIU Zhi-ying, CAO Jian, LI Bo. Spatiotemporal Changes of Landform and Residential Area in Weinan City[J]. Bulletin of Soiland Water Conservation, 2009, 28(4): 224-228.
NIU Zhi-ying, CAO Jian, LI Bo. Spatiotemporal Changes of Landform and Residential Area in Weinan City[J]. Bulletin of Soiland Water Conservation, 2009, 28(4): 224-228.DOI:
By using remote sensing(RS) and geographic information system(GIS)
the landlorm pattern and the change of residential area of the 8 counties belonging to Weinan City are analyzed based on the TM data in 2000 and CBERS data in 2007. Results show that land form patterns are complex and diversiform with mountain
plain
valley
sandy-land
channel
etcin which the flatland above plain and the valley in the north bank of Weihe River occupy over 20% of the total land area. T he total area of residential sites in all counties increased by 6 044.1 hm2 during the 7 years
in which the biggest is 2 718.6 hm2 in Linwei District
the seeond is 1 057.8 hm2 in Dali County
and the least change is 123. 1 hm2 in Tongguan County.T he d ynam is degree of overall region studied is 2.03%
in which the most one is 3.75%in Linwei District and the least one is 0.85% in Chengcheng County.