نتایج جستجو برای: absorbent polymers

تعداد نتایج: 73281  

2001
Kevin T. Raterman Michael McKellar Douglas Stacey

Introduction Many analysts 1,2,3 identify carbon dioxide (CO 2) capture and separation as a major roadblock in efforts to cost effectively mitigate greenhouse gas emissions via sequestration. An assessment 4 conducted by the International Energy Agency (IEA) Greenhouse Gas Research and Development Programme cited separation costs from $35 to $264 per tonne of CO 2 avoided for a conventional coa...

Journal: :ecopersia 2014
afsaneh tongo ali mahdavi ehsan sayad

to investigate the effect of droughtstress on chlorophyll content, enzymatic responses and some growth characteristics of acacia victoriae seedlings and the effect of super-absorbent polymers (sap) in reducing drought stress, a split plot experiment based on the completely randomized design was conducted. the treatments included four levels of drought stress (15, 30, 60 and 100% of field capaci...

Journal: :بوم شناسی کشاورزی 0
محسن جهان نفیسه کمایستانی فاطمه رنجبر

in order to investigate the effects of super absorbent polymer application on reduction of drought stress to corn, a split plot arrangement based on randomized complete block design with three replications was conducted at research field of agriculture faculty of ferdowsi university of mashhad during growing season of 2010-11. the main plot treatments were 1) application of 40 kg.ha-1 super abs...

Journal: :The Journal of the Acoustical Society of America 1983

BACKGROUND: Drought stress and climate changes cause damage led to reduction in agricultural production. OBJECTIVES: Evaluation the impact of different levels of super absorbent polymer (SAP) on reducing the effects of drought stress on some physiological traits and activity of some antioxidant enzymes in wheat crop. METHODS: Current research...

Journal: :IOP conference series 2023

Abstract Absorbent packaging is a form of food designed to absorb excess liquid and moisture that may be present in products. This article provides bibliometric analysis the literature on food-absorbent packaging. The was conducted using Scopus database, 121 documents were selected for study. According study’s findings, number publications absorbent has grown over time. As productive countries,...

2017
Scott J. Werner Shelagh T. DeLiberto Susan E. Pettit Anna M. Mangan

Application strategies for avian repellents are needed to maintain efficacious repellent concentrations throughout the period of needed crop protection. We investigated the repellency of an ultraviolet (UV) feeding cue in the absence of postingestive consequences, the combination of the UV feeding cue and an UV-absorbent, postingestive repellent (i.e., a repellent that causes negative postinges...

2011
Jiayin Yuan Markus Antonietti

In recent years, polymeric/polymerized ionic liquids or poly(ionic liquid)s (PILs) were found to take an enabling role in some fields of polymer chemistry and material science. PILs combine the unique properties of ionic liquids with the flexibility and properties of macromolecular architectures and provide novel properties and functions that are of huge potential in a multitude of applications...

2010
Yu Guo Han Pei Ling Yang Yuan Pei Luo Shu Mei Ren Li Xia Zhang Lei Xu

Drought is a great concern in agricultural production, because it restricts normal plant growth, brings about enormous economic loss and deteriorates ecological environment. Proper use of super absorbent polymers (SAP) is helpful in the agricultural and horticultural industry in arid and semi-arid areas, because SAP can ease the burden of water shortage. Because porosity is one of the most impo...

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