1.

Conference Proceedings
Conference Proceedings
1. Modeling runoff and soil water balance under mechanized conservation tillage in dry land of north China [5884-24]
Wang, X. ; Li, H. ; Gao, H. ; Du, B. ; Li, W.
Pub. info.: Remote sensing and modeling of ecosystems for sustainability II : 2-3 August 2005, San Diego, California, USA.  pp.58840K-,  2005.  Bellingham, Wash., USA.  SPIE - The International Society of Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5884
2.

Conference Proceedings
Conference Proceedings
2. Controlled traffic conservation tillage using small to middle sized machinery in China [5884-52]
Wang, X. ; Li, H. ; Gao, H. ; Du, B. ; He, J. ; Li, W.
Pub. info.: Remote sensing and modeling of ecosystems for sustainability II : 2-3 August 2005, San Diego, California, USA.  pp.58841D-,  2005.  Bellingham, Wash., USA.  SPIE - The International Society of Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 5884