Mäder, Paul; etal. (2000). "Arbuscular mycorrhizae in a long-term field trial comparing low-input (organic, biological) and high-input (conventional) farming systems in a crop rotation". Biology and Fertility of Soils. 31 (2): 150–156. Bibcode:2000BioFS..31..150M. doi:10.1007/s003740050638. S2CID6152990.
Loch, R. J.; Foley, J. L. (1994). "Measurement of Aggregate Breakdown under rain: comparison with tests of water stability and relationships with field measurements of infiltration". Australian Journal of Soil Research. 32 (4): 701–720. Bibcode:1994SoilR..32..701L. doi:10.1071/sr9940701.
Carroll, C.; Halpin, M; Burger, P.; Bell, K.; Sallaway, M. M.; Yule, D. F. (1997). "The effect of crop type, crop rotation, and tillage practice on runoff and soil loss on a Vertisol in central Queensland". Soil Research. 35 (4): 925. Bibcode:1997SoilR..35..925C. doi:10.1071/S96017. ISSN1838-675X.
Huang, Mingbin; Shao, Mingan; Zhang, Lu; Li, Yushan (2003). "Water use efficiency and sustainability of different long-term crop rotation systems in the Loess Plateau of China". Soil and Tillage Research. 72 (1): 95–104. Bibcode:2003STilR..72...95H. doi:10.1016/S0167-1987(03)00065-5.
Davies, Ken (March 2007). "Weed Control in Potatoes"(PDF). British Potato Council. Archived(PDF) from the original on 19 October 2016. Retrieved 1 December 2016.
Mäder, Paul; etal. (2000). "Arbuscular mycorrhizae in a long-term field trial comparing low-input (organic, biological) and high-input (conventional) farming systems in a crop rotation". Biology and Fertility of Soils. 31 (2): 150–156. Bibcode:2000BioFS..31..150M. doi:10.1007/s003740050638. S2CID6152990.
Pierce, Francis J.; Rice, Charles W. (26 October 2015). "Crop Rotation and Its Impact on Efficiency of Water and Nitrogen Use". ASA Special Publications. Madison, Wisconsin, USA: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. pp.21–42. doi:10.2134/asaspecpub51.c3. ISBN978-0-89118-317-4.
Triberti, Loretta; Anna Nastri; Guido Baldoni (2016). "Long-term effects of crop rotation, manure fertilization on carbon sequestration and soil fertility". European Journal of Agronomy. 74: 47–55. doi:10.1016/j.eja.2015.11.024.
Loch, R. J.; Foley, J. L. (1994). "Measurement of Aggregate Breakdown under rain: comparison with tests of water stability and relationships with field measurements of infiltration". Australian Journal of Soil Research. 32 (4): 701–720. Bibcode:1994SoilR..32..701L. doi:10.1071/sr9940701.
Carroll, C.; Halpin, M; Burger, P.; Bell, K.; Sallaway, M. M.; Yule, D. F. (1997). "The effect of crop type, crop rotation, and tillage practice on runoff and soil loss on a Vertisol in central Queensland". Soil Research. 35 (4): 925. Bibcode:1997SoilR..35..925C. doi:10.1071/S96017. ISSN1838-675X.
Huang, Mingbin; Shao, Mingan; Zhang, Lu; Li, Yushan (2003). "Water use efficiency and sustainability of different long-term crop rotation systems in the Loess Plateau of China". Soil and Tillage Research. 72 (1): 95–104. Bibcode:2003STilR..72...95H. doi:10.1016/S0167-1987(03)00065-5.
Loynachan, Tom (1 December 2016). "Nitrogen Fixation by Forage Legumes"(PDF). Iowa State University. Department of Agrology. Archived from the original(PDF) on 3 May 2013. Retrieved 1 December 2016.
Baldwin, Keith R. (June 2006). Crop Rotations on Organic Farms(PDF) (Report). Center for Environmental Farming Systems. Archived from the original(PDF) on 13 May 2015. Retrieved 4 May 2016.
Mäder, Paul; etal. (2000). "Arbuscular mycorrhizae in a long-term field trial comparing low-input (organic, biological) and high-input (conventional) farming systems in a crop rotation". Biology and Fertility of Soils. 31 (2): 150–156. Bibcode:2000BioFS..31..150M. doi:10.1007/s003740050638. S2CID6152990.
"Forages in Rotation"(PDF). Saskatchewan Soil Conservation Association. 2016. Archived(PDF) from the original on 2 December 2016. Retrieved 1 December 2016.
Baldwin, Keith R. (June 2006). Crop Rotations on Organic Farms(PDF) (Report). Center for Environmental Farming Systems. Archived from the original(PDF) on 13 May 2015. Retrieved 4 May 2016.
Loynachan, Tom (1 December 2016). "Nitrogen Fixation by Forage Legumes"(PDF). Iowa State University. Department of Agrology. Archived from the original(PDF) on 3 May 2013. Retrieved 1 December 2016.
Davies, Ken (March 2007). "Weed Control in Potatoes"(PDF). British Potato Council. Archived(PDF) from the original on 19 October 2016. Retrieved 1 December 2016.
"Forages in Rotation"(PDF). Saskatchewan Soil Conservation Association. 2016. Archived(PDF) from the original on 2 December 2016. Retrieved 1 December 2016.
Pierce, Francis J.; Rice, Charles W. (26 October 2015). "Crop Rotation and Its Impact on Efficiency of Water and Nitrogen Use". ASA Special Publications. Madison, Wisconsin, USA: American Society of Agronomy, Crop Science Society of America, Soil Science Society of America. pp.21–42. doi:10.2134/asaspecpub51.c3. ISBN978-0-89118-317-4.
Carroll, C.; Halpin, M; Burger, P.; Bell, K.; Sallaway, M. M.; Yule, D. F. (1997). "The effect of crop type, crop rotation, and tillage practice on runoff and soil loss on a Vertisol in central Queensland". Soil Research. 35 (4): 925. Bibcode:1997SoilR..35..925C. doi:10.1071/S96017. ISSN1838-675X.