Alternate Wetting and Drying
A Study On Behaviour Of Flexural Strength Of Fibre Reinforced Concrete Members Subjected To Alternate Wetting And Drying
... of alternate wetting and drying for 30 cycles on Flexural strength of concrete using different fibres such as steel fibre, glass fibre and Polyproplyene fibre with variation of fibre percentage from ...
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Effects of zeolite application on grain yield, water use and nitrogen uptake of rice under alternate wetting and drying irrigation
... In order to cope with the increasing water scarcity, a number of water-saving methods have been developed to decrease irrigation water and improve water use efficiency in rice production system, such as saturated soil ...
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Biomass and elemental concentrations of 22 rice cultivars grown under alternate wetting and drying conditions at three field sites in Bangladesh
... 2007). To produce 1 kg of rice grain, an average of 2500 L of water is needed (Bouman 2009). Globally this equates to one- third of the World’s developed freshwater being used for rice irrigation (Bouman 2009). Not only ...
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Effects of Alternate Wetting and Drying on CBR of Coir Fibre Reinforced Black Cotton Soil
... In present work effect of different environmental conditions on CBR of fibre mixed black cotton soil has been studied. CBR mould of BC soil mixed with optimum coir fibre content and without coir fibres were prepared and ...
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Investigating The Effect Of Alternate Wetting And Drying On The Performance Of Coir Reinforced Sma R.Sowntharya, T.Priyanga Abstract PDF IJIRMET160409004
... of alternate wetting and drying was applied for conditioning the specimens for Wheel Rut ...to alternate wetting and drying ...
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Effect of Alternate Wetting and Drying (AWD) Irrigation for Boro Rice Cultivation in Bangladesh
... Abstract: A field experiment was conducted at the Bangladesh Rice Research Institute to find out possible effects of alternate wetting and drying irrigation (AWDI) on the yield, water use and water ...
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Impact of alternate wetting and drying on rice physiology, grain production, and grain quality
... the alternate wetting and drying (AWD) treatment and mean leaf elongation rate (c) and ABA concentration (d) of plants exposed to AWD (filled symbols) and continuous flooding (hollow symbols) in ...
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Interaction between contrasting rice genotypes and soil physical conditions induced by hydraulic stresses typical of alternate wetting and drying irrigation of soil
... Lampurlanés J, Cantero-Martinez C 2003 Soil bulk density and penetration resistance under different tillage and crop management systems and their relationship with barley root growth.. L[r] ...
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Climate change and potential impacts on agriculture in Bhutan: a discussion of pertinent issues
... AWD: alternate wetting and drying; CO 2 : carbon dioxide; CNR: College of Natural Resources; DoA: Department of Agriculture; DDM: Department of Disaster Management; GLOF: glacier lake [r] ...
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Improving the water productivity of paddy rice (Oryza sativa L ) cultivation through water saving irrigation treatments
... (SII), alternate wetting and drying (AWD1, AWD2, AWD3 and AWD4), shallow water depth with wetting and drying (SWD1 and SWD2), and semi-dry cultiva- tion ...the alternate ...
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Experimental Study on Strength and Durability of Bamboo Reinforced Concrete Beams
... an alternate wetting and drying of 7,14,28,56 and 72 cycles for the durability ...of alternate wetting and drying in magnesium sulphate and potassium chloride ...
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Sustainable Water Use Efficiency for Rice Cultivation in Rajshahi of Bangladesh
... the alternate wetting and drying irrigation system has significant economic and environmental benefit for a farmer, the environment and the ...
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Investigation on Fatigue and Durability Behaviour of Lateritic Soil Stabilized With Cement
... by alternate wetting-drying test and freezing-thawing test, and also to investigate the fatigue behaviour of the same when exposed to the repeated traffic loading simulated in the laboratory as per ...
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Heat Induced Formation Of Peptides From Reaction Mixture Of Glycine - Glutamic Acid And Glycine-Leucine In Presence And Absence Of Montmorillonite Clay With Or Without Metal Ions Under Wetting Drying Cycles Of Primitive Earth
... Two parallel reactions i.e. glycine-glutamic acid/ glycine- leucine in the presence and absence of montmorillonite clay with or without divalent cations (Ca 2+ , Mg 2+ , Cu 2+ ) under wetting and drying ...
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Technological requirements for solutions in the conservation and protection of historic monuments and archaeological remains
... Research gaps: Description on a microscopic scale of degradation processes, including salt damage, frost damage, thermal and wetting/drying cycles; in-depth understanding of conservation[r] ...
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Wetting and drying transitions in mean-field theory: describing the surface parameters for the theory of Nakanishi and Fisher in terms of a microscopic model
... The wetting and drying transition lines obtained from the theory of Nakanishi and Fisher are shown in ...the wetting transition line obtained in the square-well model is somewhat above the ...
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Effect of drying–wetting cycles on aggregate breakdown for yellow–brown earths in karst areas
... the drying – wetting cycles are illustrated in ...– wetting cycles first increase the proportion slightly; after this maximum, further drying – wetting cycles decrease the ...further ...
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... of wetting, drying and temperature variations over the 30-day period on the tensile modulus of the D specimens were almost completely reversed when the specimens were dried and tested at room temperature ...
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Fully coupled discontinuous galerkin modeling of dam-break flows over movable bed with sediment transport
... Key-words: Dam-break flows; Discontinuous Galerkin; erodible beds; sediment transport; complex.. source terms; wetting and drying; model testing..[r] ...
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Treatment of expansive soils with quality saline pore water by cyclic drying and wetting
... different drying and wetting cycles are presented in Figure 5a to 5c for distilled water, 50 and 250 g/L NaCl, ...the drying and wetting process and is approximately diminished or reached to a ...
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