Results 11 to 20 of about 4,262,324 (203)

Cornstarch-based, Biodegradable Superabsorbent Polymer to Improve Water Retention, Reduce Nitrate Leaching, and Result in Improved Tomato Growth and Development

open access: yesHortScience, 2021
In arid and semi-arid climates, water scarcity and nutrient availability are major constraints for food production. Excess fertilization to make up for the limited nutrient availability in dry soils leads to nitrogen runoff and groundwater contamination.
Shivani Kathi   +3 more
doaj   +1 more source

City Carbon Footprint Networks

open access: yesEnergies, 2016
Progressive cities worldwide have demonstrated political leadership by initiating meaningful strategies and actions to tackle climate change. However, the lack of knowledge concerning embodied greenhouse gas (GHG) emissions of cities has hampered ...
Guangwu Chen   +3 more
doaj   +1 more source

The Effect of Superabsorbent Polymer on Fair-Faced Concrete Performance Based on White Cement

open access: yesAdvances in Civil Engineering, 2023
Introducing superabsorbent polymer (SAP) into white fair-faced concrete can achieve the purpose of internal curing, which is beneficial to the popularization and application of white fair-faced concrete. The effects of the SAP mixture and internal curing
Jun Shi   +6 more
doaj   +1 more source

Sap flow and water transfer in the Garonne river riparian woodland, France : first results on poplar and willow [PDF]

open access: yes, 2002
This work is the first attempt at using Granier sap sensors on Populus nigra, Populus x euramericana cv I45/51 and Salix alba for the monitoring of sap flows in an active floodplain over two consecutive years.
Étienne Muller   +3 more
core   +1 more source

Enhancement of the UK Standard Assessment Procedure (SAP) solar water heating prediction algorithm using parametric dynamical thermal simulations [PDF]

open access: yes, 2011
SAP is the UK Government’s method for calculation of a dwelling’s energy efficiency and carbon dioxide emissions. This paper presents a method of informing the SAP procedure regarding evaluation of the advantage given to SAP ratings by installation of ...
Samuel, Aizaz Aamir   +2 more
core   +2 more sources

IMPROVING WATER PRODUCTIVITY FOR OPTIMIZING DURUM WHEAT CROP YIELD BY USING SUPER ABSORBENT POLYMER UNDER VARIOUS IRRIGATION REGIMES AND POTASSIUM FRETILIZATION IN TOSHKA. [PDF]

open access: yesJournal of Environmental Science, 2022
During 2019/2020 and 2020/2021 seasons, the current study was conducted at the experimental farm, Water Studies and Research Complex (WSRC) Station, National Water Research Center, Toshka, Aswan, Egypt.
Ahmed Meleha   +3 more
doaj   +1 more source

Daily variations of water use with vapor pressure deficit in a plantation of I214 poplars. [PDF]

open access: yes, 2009
Daily rates of whole tree water use were measured in a homogeneous 7-year-old plantation over 84 days. Two trees were selected in the two most contrasting ends, i.e., with mean water table at -1.5 m and -3.5 m. Results showed that the mean tree water use
Etienne Muller   +3 more
core   +1 more source

Effects of different concentrations of super-absorbent polymers on soil structure and hydro-physical properties following continuous wetting and drying cycles

open access: yesJournal of Integrative Agriculture, 2022
Super-absorbent polymers (SAPs) are widely used chemical water-saving materials, which play an active role in the accumulation of soil water and the improvement of soil structure.
Bing-yi JI   +5 more
doaj   +1 more source

Measuring the water absorption capacity of superabsorbent polymers in soils [PDF]

open access: yesE3S Web of Conferences
Superabsorbent polymers (SAPs) are used to remove excess water from liquid excavated soils and dredged soils. They are also used to improve soil water retention for agricultural purposes.
Xu Yizhang   +3 more
doaj   +1 more source

Effect of Super Absorbent Polymer and Irrigation Deficit on Water Use Efficiency, Growth and Yield of Cotton

open access: yesNotulae Scientia Biologicae, 2015
Sustainable use of water resources in agriculture is a necessity for many arid countries. In order to investigate the effect of water deficit, irrigation after 120 (control), 155 (moderate water stress) and 190 mm (sever water stress) pan evaporation and
Hamid-Reza FALLAHI   +3 more
doaj   +3 more sources

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