Abstract
Keywords
References
Ahmed. M. H., Saeed. A. H., Ahmed and I. Haffar. (1999): Tractor repair and maintenance costs in Sudan II: A comparative study among major agricultural schemes. Agricultural Mechanization in Asia, Africa and Latin America (AMA). 30(2): 19-22
Hamza M.A., Anderson W.K. (2005): Soil compaction in cropping systems: A review of the nature, causes and possible solutions. Soil and Tillage Research, 82: 121–145.
Zhang S., Grip H., Lövdahl L. (2006): Effect of soil compaction on hydraulic properties of two loess soils in China. Soil and Tillage Research, 90: 117–125.
Mosaddeghi M.R., Mahboubi A.A., Safadoust A. (2009): Short-term effects of tillage and manure on some soil physical properties and maize root growth in a sandy loam soil in western Iran. Soil and Tillage Research, 104: 173–179.
B. Ji., et al. (2013): Effects of tillage on soil physical properties and root growth of maize in loam and clay in central China. 59, 2013, 7: 295–302.
Ozpinar, S. and Isik, A. (2004). Effects of tillage, ridging and row spacing on seedling emergence and yield of cotton, Soil & Tillage Research, 75 (1): 19–26.
Katsvairo, T., Cox, W.J. and van Es, H. (2002). Tillage and Rotation Effects on Soil Physical Characteristics, Agron. J., 94:299–304.
Anikwe, M.A.N. and Ubochi, J.N. (2007). Short-term changes in soil properties under tillage systems and their effect on sweet potato (Ipomea batatas L.) growth and yield in an Ultisol in south-eastern Nigeria, Australian Journal of Soil Research, 45, 351–358.
Franzluebbers A.J. (2002). Soil organic matter stratification ratio as an indicator of soil quality, Soil & Tillage Research, 66 (2): 95–106.
Jabro, J.D., Stevens, W.B., Evans, R.G. and Iversen, W.M. (2009). Tillage effects on physical properties in two soils of the Northern Great Plains, Applied Engineering in Agriculture, 25 (3): 377–382.
S.H.M., et al. (2012): Effect of four different tillage practices on soil physical properties under cowpea. Agric. Biol. J. N. Am., 3(1): 17-24.
Raper, R., (2002). The influence of implement type, tillage depth, and tillage timing on residue burial. Transactions of the ASAE 45, 1281-1286.
Elsamawal K. M and Abdelmoneim E. M. (2005). Effect of tillage and irrigation sheduling on wheat. U.of K. J. agric. sci.13 (3), 422-440.
Moreno, F., Pelegrin, F., Fernandez,JE., Murillo, JM and Giron, IF. (2000). Influence of climatic conditions on soil physical properties under traditional and conservation tillage. Advances in geoecology 16(32), 295- 304.
Simpson, L.A and Gumps, F.A. (1992). The effect of continued cropping on a heavy clay soil on the cost of operations with or without tillage. Tropical agricultural journal 69(2,) 111-118.
Sharma, D.N and Jain, M.L. (1984). Evaluation of no-tillage and conventional tillage systems. Journal of agricultural mechanization in Asia, Africa and Latin America (AMA). 15(3), 11-14.
Refbacks
- There are currently no refbacks.