3Baker C J, Saxton K E, Ritchie W R. No-tillage seeding: science and practice [M]. Wallingford: CAB International, 2002.
4Washington, Resources and Technology Division, Economic Research Service, US Department of Agriculture, SR AEGS 9310, Residue and tillage systems for field crops[S].
5Baker C J, Saxton K E, Ritchie W R. No-tillage seeding in conservation agriculture[R]. Food and Agriculture Organization of United Nations, 2007.
6Conservation Agriculture: Matching Production with Sustainability [J/OL]. http://www.betuco.be/CA/Conservation%20Agriculture%20- %20%20Matching%20Production%20with%20Sustainability%20fao %20.pdf.
7Lahmar R. Adoption of conservation agriculture in Europe: Lessons of the KASSA project [J], Land Use Policy, 2008 (1) :127.
8Derpsch R, Moriya K. Implications of soil preparation as compared to no-tillage on the sustainability of crop production: Experiences from South America [A]//Reddy M V. Management of Tropical Agro- Ecosystems and the Beneficial Soil Biota [G]. Enfield NH: Science Publishers, 1999: 49-65.
9Heenan D P, Chan K Y, Knight P G. Long-term impact of rotation, tillage and stubble management on the loss of soil organic carbon and nitrogen from a Chromic Luvisol [J]. Soil & Tillage Research, 2004, 76: 59-68.
10Vagen T G, Lal R, Singh B R. Soil carbon sequestration in Sub- Saharan Africa: A review [J]. Land Degradation & Development, 2005, 16: 53-71.
