01 17
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Zhi Fang Gou Catchment in Ansai area (14/10/98) Harvesting fox tail millet (14/10/98). Cropping was less intensive (i.e. larger space between rows) and the crops could use more rainfall.
         
02 18
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Vegetation cover on the hills in Zhi Fang Gou Catchment (14/10/98) Experimental plots with different slopes for sediment and nutrients measurements (14/10/98)
         
03 19
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Late autumn in Zhi Fang Gou in Ansai area (14/10/98) Landscapes in Ansai area (14/10/98)
         
04 20
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Yan’an city in the Loess Plateau (13/10/98) Landscapes in Ansai area (14/10/98)
         
05 21
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Yan River (13/10/98) Terraces in Ansai area (14/10/98)
         
06 22
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Ansai Experimental Station in the Loess Plateau (14/10/98) Mountains in Ansai area (14/10/98)
         
07 23
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Land and sky in the Loess Plateau (14/10/98) Gully in Ansai area (14/10/98)
         
08 24
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Ansai Experimental Station in the Loess Plateau (14/10/98) Sorghum in Ansai area (14/10/98)
         
09 25
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Ansai Experimental Station in the Loess Plateau (14/10/98) Ansai city in the Loess Plateau (14/10/98)
         
10 26
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Morning fog in Ansai (14/10/98) Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
11 27
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Topography in Ansai area (14/10/98) Tree plantation in Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
12 28
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Tim is visiting Ansai Experimental Station (14/10/98) Farm house in Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
13 29
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Lu is visiting Ansai Experimental Station (14/10/98) Trees and no-trees in Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
14 30
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Meteorological station in Ansai (14/10/98) Gully in Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
15 31
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Fox tail millet (14/10/98) Overview of Zhi Fang Gou Catchment in Ansai area (14/10/98)
         
16
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Experimental plots with different slopes for sediment and nutrients measurements (14/10/98)