Feasibility of Controlled Drainage in Saline Vertisols of TBP Command Area of Karnataka, India

Subsurface drainage (SSD) improves crop productivity in canal command areas suffering from waterlogging and salinity problems. However, excessive drainage of paddy fields under conventional SSD is known to cause irrigation water shortage during critical growth stages of rice and also results in exce...

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Veröffentlicht in:	Irrigation and drainage 2019-12, Vol.68 (5), p.969-978
Hauptverfasser:	Karegoudar, A.V., Vishwanath, J., Anand, S.R., Rajkumar, R.H., Ambast, S.K., Kaledhonkar, M.J.
Format:	Artikel
Sprache:	eng
Schlagworte:	Agricultural research Canals Clay Clay loam Clay soils Controlled conditions Controlled drainage Crop production Crop yield drain outflow Drainage Drainage canals Drainage control drainage contrôlé drainer l'écoulement Drains Engorgement Feasibility studies Fertilizers Grain Irrigation Irrigation water Leaching lixiviation à l'azote Loam soils nitrogen leaching paddy grain yield rendement en grains de paddy Rice fields Soil Subsurface drainage Vertisols Water conservation Water shortages Waterlogging
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