Tips: Land Use Data

土地利用类型图是很多研究中必不可少或至关重要的基础数据。但是，研究时段往往与已有的土地利用类型图在时间上并不匹配，若要取得时间重叠的土地利用数据可能代价过大，这时是否可以将已有的土地利用类型图视为同期数据加以采用，部分文献的数据处理过程确有这样的应用，请参考下表列出的部分文献：

编号	研究数据年代	对应土地覆盖数据年份	间隔	引用
1	1989~1993	2000（1 km）	≥7 a	朱文泉, 潘耀忠, 张锦水. 中国陆地植被净初级生产力遥感估算. 植物生态学报, 2007, 31(3): 413~424.
2	1989~1993	2000（1 km）	≥7 a	Zhu, Pan, He, et al.. Simulation of maximum light use efficiency for some typical vegetation types in China. Chinese Science Bulletin, 2006, 51(4): 457~463.
3	2000	1995（30 m）	5 a	Honnay, Piessens, Landuyt, et al.. Satellite based land use and landscape complexity indices as predictors for regional plant species diversity. Landscape and Urban Planning, 2003, 63: 241~250.
4	1990	1992~1993	2~3 a	Frolking, Xiao, Zhuang, et al.. Agricultural land-use in China: a comparison of area estimates from ground-based census and satellite-borne remote sensing. Global Ecology and Biogeography, 1999, 8, 407~416.
5	1998~2013	2000（1 km）	2~3 a	Liu, Zhu, Zhu, et al.. Changes in Spring Phenology in the Three-Rivers Headwater Region from 1999 to 2013. Remote Sensing, 2014, 6: 9130~9142.
7	1982~2006	1992~1993（1 km）	0~14 a	Zhu, Tian, Xu, et al.. Extension of the growing season due to delayed autumn over mid and high latitudes in North America during 1982–2006. Global Ecology and Biogeography, 2012, 21(2): 260-271.
8	1982~1999	1981~1994	0~10+ a	Deyong Yu, Wenquan Zhu* and Yaozhong Pan. The Role of Atmospheric Circulation System playing in Coupling Relationship between Spring NPP and Precipitation in East Asia Area. Environmental Monitoring and Assessment, 2008, 145: 135-143.