ASAE Standards. (2000). EP542 Feb99. Procedures for using and reporting data obtained with the soil cone penetrometer. St. Joseph, MI: ASAE.
Atwell, B.J. (1993). Response of roots mechanical impedance. Environ. Exp., Bot. 33:27-40.
Becerra, A. T., G. F. Botta, X. L. Bravo, M. Tourn, F. B. Melcon, J.Vazquez, D. Rivero, P. Linares and G. Nardon (2010). Soil compaction distribution under tractor traffic in almond (Prunus amygdalus L.) orchard in Almería, Spain. Soil and Tillage Research, 107:49-56.
Cavalaris, C.K. and T.A. Gemtos (2002). Evaluation of four conservation tillage methods in the Sugar Beet Crop. Agricultural Engineering International: the CIGR Journal of Scientific Research and Development IV (June): pp 24.
Haynes, R.J. and R. Naidu (1998). Influence of lime, fertilizer and manure applications on soil organic matter content and soil physical condition: A review. Nutr. Cycl. Agroecosys., 51:123-137.
Herrick, J.E. and T.L. Jones (2002). A dynamic cone penetrometer for measuring soil penetration resistance. Soil Science Society of America Journal, 66:1320-1324.
Islam, M. S. (2006). Use of Bioslurry as organic fertilizer in Bangladesh International Workshop on the Use of Bioslurry Domestic Biogas Programmes 27-28 September 2006 Bangkok, Thailand,18p.
Jokela, W.E., J.H. Grabber, D.L. Karlen, T.C. Balser and D.E. Palmquist (2009). Cover crop and liquid manure effects on soil quality indicators in a corn silage system. Agron. J., 101:727-737.
Kanto, U., K. Jutamanee, Y. Osotsapar, S. Jattupornpong and C. Kaewprasit (2012). Effects of swine manure extract by foliar application and soil drenching on soil chemical properties and variable soil strength of cassava planted soils. Kasetsart J. Nat. Sci., 46:24-32.
Khaleel, R., K.R. Reddy and M.R. Overcash (1981). Changes in soil physical properties due to organic waste applications: A review. J. Environ. Qual., 10:133-141.
Kumar, A., Y. Chen, A. Sadek and S. Rahman (2012). Soil cone index in relation to soil texture, moisture content, and bulk density for no-tillage and conventional tillage. Agricultural Engineering International: CIGR Journal, 14(1), p16.
Letey, J. (1995). Relationship between soil physical properties and crop production. Adv. Soil Sci., 1:227-294.
Malav, L.C., S. A. Khan and N. Gupta (2015). Impacts of biogas slurry application on soil environment, yield and nutritional quality of baby corn. VEGETOS, 28 (3):74-83.
Mujdeci, M. (2011). The effects of organic material applications on soil penetration resistance. Journal of Food, Agriculture & Environment, 9 (3&4):1045-1047.
Reichert, J.M., V.R. da Silva and D.J. Reinert (2004). Soil moisture, penetration resistance, and least limiting water range for three soil management systems and black beans yield. Conserving Soil and Water for Society: Sharing Solutions ISCO 2004 - 13th International Soil Conservation Organization Conference – Brisbane, Australia.
SAS (1998). User’s guide, statistical analysis system. SAS Ins., Inc., SAS Circle, P.O.Box 8000, Cary, N.C.
Thomas, G.W., G.R. Haszler and R.L. Blevines (1996). The effects of organic matter and tillage on maximum compactibility of soils using the proctor test. Soil Sci., 161:502-508.
Vanags, C., B. Minasny and A. B. McBratney (2004). The dynamic penetrometer for assessment of soil mechanical resistance. 3rd Australian New Zealand Soils Conference, 5-9 December 2004, University of Sydney, Australia.
)
View on SCiNiTO