effect of polyacrylamide and gypsum on surface runoff

Effect of polyacrylamide and gypsum on surface runoff …

The PAM treatment showed a marginal reduction in runoff ranging from 3.4 to 16.7%; whereas, the Gypsum treatment showed significant reductions ranging from 56.4 to 93.3% compared to the control for all the storm events. In case of PAM + G treatment, the runoff reduction ranged from 56.4 to 95%.,Effect of polyacrylamide and gypsum on surface runoff … ,Effect of polyacrylamide and gypsum on surface runoff, sediment yield and nutrient losses from steep slopes,Effect of polyacrylamide and gypsum on surface runoff … ,Crop productivity from such lands can be increased by adding correct amounts of soil conditioners such as polyacrylamide (PAM) and gypsum (G) to reduce soil erosion and to improve settling of…

Effect of polyacrylamide and gypsum on surface runoff …

Hilly terrains with steep slopes and poor vegetative cover are prone to soil erosion. Crop productivity from such lands can be increased by adding correct amounts of soil conditioners such as polyacrylamide (PAM) and gypsum (G) to reduce soil erosion and to improve settling of suspended sediment.,Effect of polyacrylamide and gypsum on surface runoff … ,Effect of polyacrylamide and gypsum on surface runoff, sediment yield and nutrient losses from steep slopes Author: Kumar, A., Saha, A. Source: Agricultural water management 2011 v.98 no.6 pp.,Effect of polyacrylamide and gypsum on surface runoff … ,Downloadable (with restrictions)! Hilly terrains with steep slopes and poor vegetative cover are prone to soil erosion.

Effect of Gypsum and Polyacrylamide Application on …

Gypsum application enhanced surface runoff. During the rainfall, EC of the runoff was greater than the critical coagulation concentration of the clays of the mahji soil, however the soil became dispersive with gypsum application.,Effect of Gypsum and Polyacrylamide Application on … ,Fig.1Effects of Polyacrylamide and Gypsum application on runoff of Kunigami mahji soil. Rainfall intensity was 40 mm/hr.,(PDF) Polyacrylamide and gypsum amendments for erosion and … ,POLYACRYLAMIDE AMENDMENT FOR EROSION AND RUNOFF CONTROL ON SOILS OF DIFFERING CHARACTERISTICS Sang Soo Lee Dr. Clark J.

[PDF] Effect Of Polyacrylamide And Gypsum On Surface …

Download and reference “Effect Of Polyacrylamide And Gypsum On Surface Runoff, Sediment Yield And Nutrient Losses From Steep Slopes” by on Citationsy Online citations, reference lists, and bibliographies.,effect of polyacrylamide and gypsum on surface runoff at … ,Effect of polyacrylamide and gypsum on surface runoff … The quantity of runoff produced from different treatments and control are compared in Table 2, which reveals an increasing trend of runoff produced corresponding to the rainfall depth during rainstorms, though the pattern is non-linear.The PAM treatment showed a marginal reduction in runoff ranging from 3.4 to 16.7%; whereas, the Gypsum …,Effect of Gypsum and Polyacrylamide Application on … ,Prior to the rainfall, 2.5 t ha −1 of gypsum and/or 15 kg ha −1 of non-ionic or anionic PAM were applied onto soil surface. During a rainfall, surface runoff was collected periodically, and sediment concentration, pH, and electric conductivity of the runoff were measured.

Effect of polyacrylamide and gypsum on surface runoff …

Hilly terrains with steep slopes and poor vegetative cover are prone to soil erosion. Crop productivity from such lands can be increased by adding correct amounts of soil conditioners such as polyacrylamide (PAM) and gypsum (G) to reduce soil erosion and to improve settling of suspended sediment.,(PDF) Polyacrylamide and gypsum amendments for erosion and … ,POLYACRYLAMIDE AMENDMENT FOR EROSION AND RUNOFF CONTROL ON SOILS OF DIFFERING CHARACTERISTICS Sang Soo Lee Dr. Clark J.,Effects of polyacrylamide and gypsum on soil erosion and … ,Runoff and sediment samples were collected at specific time intervals during the experiments. Total soil loss from the treated soil and spoil were significantly lower than for control.

POLYACRYLAMIDE EFFECT ON SEDIMENT YIELD, RUNOFF, AND …

Polyacrylamide effect on sediment yield, runoff, and seedling emergence on a steep slope K. Chaudhari and D.C.,POLYACRYLAMIDE SOIL AMENDMENT EFFECTS ON RUNOFF AND … ,30 cm over the sand and gravel subgrade to form the surface for the erosion plots. The effect of the soil amendment treatments PAM (P), PAM plus gypsum (PG), and an untreated control (C) on runoff and sediment yield was studied in a randomized complete block design experiment with three replicates of each treatment.,The Effect of Exchangeable Sodium and Gypsum on Surface … ,Abstract Surface runoff from a deep silt loam loess soil at two exchangeable sodium percentage (ESP) values (4.6 and 19.3), and the beneficial effect of industrial gypsum, were studied in field plo…

[PDF] Effect Of Polyacrylamide And Gypsum On Surface …

Download and reference “Effect Of Polyacrylamide And Gypsum On Surface Runoff, Sediment Yield And Nutrient Losses From Steep Slopes” by on Citationsy Online citations, reference lists, and bibliographies.,Effect of polyacrylamide and gypsum on surface runoff … ,Article “Effect of polyacrylamide and gypsum on surface runoff, sediment yield and nutrient losses from steep slopes” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology …,(PDF) Polyacrylamide and gypsum amendments for erosion and … ,POLYACRYLAMIDE AMENDMENT FOR EROSION AND RUNOFF CONTROL ON SOILS OF DIFFERING CHARACTERISTICS Sang Soo Lee Dr. Clark J.

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DeepDyve is the largest online rental service for scholarly research with thousands of academic publications available at your fingertips.,CiteSeerX — Effect of Gypsum and Polyacrylamide … ,Calcium carbonates and gypsum (CaSO4) are used to improve chemical status of the acid soil. However, application of Ca cation may sometimes enhance dispersion and deteriorate soil physical properties.,effect of gypsum polyacrylamide application | chemical … ,Effect of polyacrylamide and gypsum on surface runoff … The concurrent application of polyacrylamide and gypsum with predetermined doses was found to be most effective in reducing the runoff, sediment flow and loss of major nutrients (N, P and K) from steeply sloped (97%) land under natural conditions in hilly areas of Garhwal Himalayas …

Effect of Gypsum and Polyacrylamide Application on …

Calcium carbonates and gypsum are often used to improve the chemical status of acid soils. This study discusses the effects of gypsum and polyacrylamide (PAM) application on infiltration and erodib…,Effect of Polyacrylamide Application on Water and Nutrient … ,vention and surface runoff reduction [12][10]. However, there have been no studies on the effects of PAM on – factors other than soil erosionand runoff.,Polyacrylamide For Turbidity Control in Runoff: Effects of … ,Polyacrylamide For Turbidity Control in Runoff: Effects of Polyacrylamide, Soil, and Solution Properties. Show full item record.

Effect of polyacrylamide and gypsum on surface runoff …

Article “Effect of polyacrylamide and gypsum on surface runoff, sediment yield and nutrient losses from steep slopes” Detailed information of the J-GLOBAL is a service based on the concept of Linking, Expanding, and Sparking, linking science and technology …,(PDF) Polyacrylamide and gypsum amendments for erosion and … ,POLYACRYLAMIDE AMENDMENT FOR EROSION AND RUNOFF CONTROL ON SOILS OF DIFFERING CHARACTERISTICS Sang Soo Lee Dr. Clark J.,effect of gypsum polyacrylamide application | chemical … ,Effect of polyacrylamide and gypsum on surface runoff … The concurrent application of polyacrylamide and gypsum with predetermined doses was found to be most effective in reducing the runoff, sediment flow and loss of major nutrients (N, P and K) from steeply sloped (97%) land under natural conditions in hilly areas of Garhwal Himalayas …

Polyacrylamide and gypsum amendments for erosion and …

Application of polyacrylamide (PAM), gypsum, or their combination generally decreases erosion and runoff. However, their benefits are uncertain for soils with varying properties.,Effects of polyacrylamide and gypsum on soil erosion and … ,myGriffith; Staff portal; Contact Us ⌄. Future student enquiries 1800 677 728 Current student enquiries 1800 154 055 International enquiries +61 7 3735 6425 General enquiries 07 3735 7111,Effects of polyacrylamide and gypsum on rainfall … ,Field experiments were performed for study of the effects of polyacrylamide(PAM),gypsum and their mixtures used in soil surface on runoff and sediment yield.The results show that PAM may help to decrease rainfall infiltration and soil erosion,while the utilization of gypsum leads to the increase of rainfall infiltration and decrease of soil erosion.It is also indicated that the mixture of PAM …

The effect of polyacrylamide (PAM) applications on …

Polyacrylamide was sprayed on the surface of the experimental soils with different textures. The PAM treated soils were introduced to simulated rainfall at 61 mm/h intensity for an hour.,synergistic effects of anionic polyacrylamide and gypsum … ,Purpose The present study aimed to assess the synergistic effects of superabsorbent polyacrylamide hydrogel (SPH) and gypsum on colloidal phosphorus (CP) release from different farmlands (i.e. tea, vegetable, and paddy soils).,Using polyacrylamide to control soil splash erosion in … ,and reducing the runoff and soil erosion. Kumar and Saha (2011), similarly, studied the effect of polyacrylamide and gypsum on the surface runoff, sediment yield, and nutrient losses from steep slopes.