Download e-book for kindle: Metal Contamination: Sources, Detection and Environmental by Shao Hong-Bo

By Shao Hong-Bo

ISBN-10: 1619421119

ISBN-13: 9781619421110

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Additional resources for Metal Contamination: Sources, Detection and Environmental Impact

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In fact, plants can excrete nature chelators, which is much less toxic and more biodegradable as compared to EDTA (Table 1). 24 Liye Chu, Hongbo Shao, Junna Sun et al. Table 1. Chelators that are commonly used or of importance Nature helators Synthetic Chelators Phytochelatin (PC) Metallothionein (MT) Organic acids EDTA (ethylene diamine tetra acetic acid) EGTA (ethylene glycol tetra acetic acid) DTPA(diethylenetriaminepentaacetic acid) Among nature chelators, Phytochelatin (PC) and Metallothionein (MT) interest many scientists and is well studied.

An uncharged ion is of high mobility and is much easier to get through cellular membrane. In fact, plants can excrete nature chelators, which is much less toxic and more biodegradable as compared to EDTA (Table 1). 24 Liye Chu, Hongbo Shao, Junna Sun et al. Table 1. Chelators that are commonly used or of importance Nature helators Synthetic Chelators Phytochelatin (PC) Metallothionein (MT) Organic acids EDTA (ethylene diamine tetra acetic acid) EGTA (ethylene glycol tetra acetic acid) DTPA(diethylenetriaminepentaacetic acid) Among nature chelators, Phytochelatin (PC) and Metallothionein (MT) interest many scientists and is well studied.

Soil Use and Management 23: 5-15. H. (2001) Phosphorus cycling in UK agriculture and implications for phosphorus loss from soil. Soil Use and Management 17: 139-149. Xiangcan, J. (2003) Analysis of eutrophication state and trend for lakes in China. Journal of Limnology 62: 60-66. Zhang, T. (2010) A Spatially Explicit Model for Estimating Annual Average Loads of Nonpoint Source Nutrient at the Watershed Scale. Environmental Modeling & Assessment 15: 569-581. , Zhang, F. (2008) Efficiency, economics, and environmental implications of phosphorus resource use and the fertilizer industry in China.

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Metal Contamination: Sources, Detection and Environmental Impact by Shao Hong-Bo


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