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Soil erosion by tillage in rainfed N-W. Egyption coast
Joint Authors
Awadi, M. N.
al-Sahhar, E. A. S.
Wassif, Muhammad Muhammad
Salim, A. M.
Source
Arab Universities Journal of Agricultural Sciences
Issue
Vol. 26, Issue 1 (30 Jun. 2018), pp.183-196, 14 p.
Publisher
Ain Shams University Faculty of Agriculture
Publication Date
2018-06-30
Country of Publication
Egypt
No. of Pages
14
Main Subjects
Earth Sciences, Water and Environment
Topics
Abstract EN
Tillage erosion is one of the main causes of land degradation.
The objective of the present study is to evaluate the effect of tillage systems (up and downslope and contour tillage), soil conditions (consolidated and loosened soils), tillage depth, speed and slope on tillage erosion rate.
Field ex-periments of variable slopes (3 - 16%) were estab-lished on sandy soil of Wadi El Ramala, west Mer-sa Matruh City.
Soil translocation as affected by tillage systems and soil conditions were examined.
In addition, soil losses by tillage erosion and water erosion were measured and evaluated.
The experimental results showed that the aver-age displacement distance is a function of gradient slopes, soil condition, tillage system, depth and speed.
The validation of the soil translocation model developed by (Van Muysen et al 2000), under different gradient slopes, tillage depth, speed and soil condition were evaluated.
This vali-dation showed that variations in tracer displace-ment distance can be successfully predicted.
Con-sequently, such model can be used under sandy soil.
Finally, experiment results showed that tillage operations with a chisel plow under present agri-cultural practices are responsible for the major field redistribution of soil.
Furthermore, it is clear that tillage of a loosened soil is far more erosive than tillage of a consolidated soil, where the tillage transport coefficient (K) was 105 kg.m-1 per tillage operation for consolidated soil and 179 kg.m-1 for loosened soil under contour tillage.
However, 256 kg.m-1 per tillage prevailed for consolidated soil and 454 kg.m-1 for loosened soil under up and downslope tillage treatments.
American Psychological Association (APA)
Salim, A. M.& Awadi, M. N.& Wassif, Muhammad Muhammad& al-Sahhar, E. A. S.. 2018. Soil erosion by tillage in rainfed N-W. Egyption coast. Arab Universities Journal of Agricultural Sciences،Vol. 26, no. 1, pp.183-196.
https://search.emarefa.net/detail/BIM-913099
Modern Language Association (MLA)
Salim, A. M.…[et al.]. Soil erosion by tillage in rainfed N-W. Egyption coast. Arab Universities Journal of Agricultural Sciences Vol. 26, no. 1 (2018), pp.183-196.
https://search.emarefa.net/detail/BIM-913099
American Medical Association (AMA)
Salim, A. M.& Awadi, M. N.& Wassif, Muhammad Muhammad& al-Sahhar, E. A. S.. Soil erosion by tillage in rainfed N-W. Egyption coast. Arab Universities Journal of Agricultural Sciences. 2018. Vol. 26, no. 1, pp.183-196.
https://search.emarefa.net/detail/BIM-913099
Data Type
Journal Articles
Language
English
Notes
Record ID
BIM-913099