Deficit Irrigation and Partial Rootzone Drying
Partial rootzone drying and deficit irrigation in cotton for use under large mobile irrigation machines
... Two irrigation strategies which have been demonstrated to achieve benefits in terms of crop water use are partial rootzone drying (PRD) and deficit irrigation ...of ...
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Comparative effects of partial rootzone drying and deficit irrigation on physiological parameters of tomato crop
... the partial rootzone drying (PRD) and the deficit irrigation (DI) strategies applied with 50% of water requirements on leaf stomatal conductance, signal intensity, root development and ...
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Partial rootzone drying and deficit irrigation in cotton for use under large mobile irrigation machines
... given deficit irrigation strategy applied. Deficit and regulated deficit irrigation strategies are already inadvertently applied within the Australian cotton industry as many LMIMs have ...
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Comparative effects of partial rootzone drying and deficit irrigation on growth and physiology of tomato plants
... mental period. Despite considerable differences of θ between the two sides of the PRD plants, the aver- age θ of the whole pot was very similar to that of DI plants, indicating that the rates of water use were very ...
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Corn yield response to partial rootzone drying and deficit irrigation strategies applied with drip system
... an irrigation tech- nique based on alternately wetting and drying opposite parts of the surface soil under which the plant root system is thought to be ...new irrigation strategy allows the ...
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Effect of Partial Rootzone Drying Technique on Growth Performance of Sorghum
... Keywords: Partial root zone drying, growth, sorghum 1. Introduction Deficit irrigation is an optimization strategy in which irrigation is applied during drought sensitive growth stages ...
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Partial Rootzone Drying: Changing Alternation Frequency at Different Phenological Stages and Impact on Tomato Crop
... The beginning of the period S2 corresponds to the alternation frequency decreasing by two days for each treatment except T4. The least MDS values were recorded for T4 reminding, in one hand, the benefit of alternation ...
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A Comparative Analysis for a Novel Irrigation Method: Partial Rootzone Drying
... This study aimed to stimulate the endogenous stress response mechanisms of the plant so that vigor is reduced and the efficiency of water use is enhanced. The field was cultivated by Conocarpus erectus trees and data ...
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ABA signalling, grafting, irrigation scheduling, partial rootzone drying, tomato, water use
... at low cell concentrations (10 6 cells ml 1 ), strain Am3 stimulated root elongation in filter paper culture (Fig. 2) and increased biomass of plants grown in inoculated soil (Fig.. bra[r] ...
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Water use optimisation based on the concept of Partial Rootzone Drying
... novel irrigation method was investigated, which would stimulate the endogenous stress response mecha- nisms of wheat and maize crops so that the water productivity is ...an irrigation technique which offers ...
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Yield, Water Use Efficiency and Physiological Characteristic of “Tommy Atkins” Mango under Partial Rootzone Drying Irrigation System
... under partial rootzone ...01—Full Irrigation, 100% of ETc, 02—100% of ETc with frequency of alternance (FA) of 15 days, 03—80% ETc with FA of 15 days, 04—60% of ETc with FA of 15 days, 05—40% ETc ...
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Prolonged drying cycles stimulate ABA accumulation in Citrus macrophylla seedlings exposed to partial rootzone drying
... root mass exposed to drying soil: PRD3 plants had a lower Ψ leaf and a higher [ABA] leaf 46.. with a smaller proportion of their root mass in wet soil.[r] ...
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Hydraulic Redistribution from Wet to Drying Roots of Potatoes (Solanum tubersosum L.) During Partial Rootzone Drying
... normal irrigation water with an isotopic composition (δ2H) of –51 parts per thousand ...a drying state over the treatment ...the drying side of a dual pot was eliminated by placing each side of the ...
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Effect of Partial Rootzone Drying (PRD) on growth, Water Use Efficiency (WUE) and yield of tomatoes grown in soilless culture
... Effect of partial rootzone drying system (PRD) on leaf area, dry matter partitioning, total and marketable yields and water use efficiency (WUE) of tomato plant grown on soilless culture[r] ...
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Alternate partial root zone drying irrigation improves fruit quality in tomatoes
... Alternate partial root-zone drying irrigation improves fruit quality in ...Alternate partial root-zone drying (PRD) irrigation and deficit irrigation (DI) are ...
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Effects of partial rootzone drying and rootstock vigour on growth and fruit quality of 'Pink Lady' apple trees in Mediterranean environments
... among irrigation treatments are not just attributable to the amount of irrigation water as PRD trees maintained higher g s levels and better water status than DI trees, although both treatments supplied the ...
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Physiological response of maize and soybean to partial root-zone drying irrigation under N fertilization levels
... FPRI significantly reduced SOD and POD activities and increased proline and MDA contents (Tan et al., 2006). Hu et al. (2010) reported that leaf SOD activity of maize plants was decreased under CI and PRD. By contrast, ...
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Is the partial root drying irrigation method suitable for sandy soils? Field experiment and modelling using the Saltmed model
... 8 Model parameters All the required data for the model calibration and validation were collected during each phase over the crop growing seasons. The soil moisture was measured by the profile probe at five depths: 0-20, ...
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Physiological Response of Cotton to a Root Zone Soil Moisture Gradient: Implications for Partial Root zone Drying Irrigation
... Partial Root Zone Drying (PRD) is an ir- rigation strategy which involves the alternate drying and wetting of sub-sections of the plant root zone. Savings in crop water use productiv- ity from PRD is ...
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Effects of partial root-zone drying irrigation on cluster microclimate and fruit composition of field-grown Castelão grapevines
... The partial root-zone drying (PRD) irrigation tech- nique has been proposed for viticulture as a possible way to save water without compromising ...PRD irrigation system (50 % of the crop ...
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