نتایج جستجو برای: dry weight dw

تعداد نتایج: 429827  

Journal: :Environmental pollution 2014
Yan Gao Jianjie Fu Lixi Zeng An Li Huijuan Li Nali Zhu Runzeng Liu Aifeng Liu Yawei Wang Guibin Jiang

In this study, 166 surface sediments and 3 sediment cores from the Bohai Sea (BS), Yellow Sea (YS) and East China Sea (ECS) in China were collected to investigate the spatial and temporal distributions and the transport of PFASs. PFASs concentrations in the surface sediments ranged from below detection limit (<LOD) to 2.78 ng g(-1) with an average value of 0.55 ng g(-1) on a dry weight basis (d...

2013
Yiwei Jiang Jinchi Tang Xiaoqing Yu James J. Camberato

Jiang, Y., J. Tang, X. Yu and J. Camberato. 2013. Growth and Physiological Responses of Diverse Perennial Ryegrass Accessions to Increasing Salinity. 2012 Annu. Rep. Purdue Univ. Turfgrass Sci. Progr. p. 7-11. Summary: Ten diverse accessions of perennial ryegrass (Lolium perenne L.) were grown in sand culture and exposed to a half-Hoagland solution amended with 0 (control), 50-, 100-, 150-, 200...

Journal: :Journal of environmental sciences 2015
Weilin L Shelver Thomas M DeSutter

Ractopamine is a beta adrenergic agonist used as a growth promoter in swine, cattle and turkeys. To test whether ractopamine has the potential to accumulate in plants grown in contaminated soil, a greenhouse study was conducted with alfalfa (Medicago sativa) and wheat (Triticum aestivum) grown in two soils having different concentrations of organic matter (1.3% and 2.1%), amended with 0, 0.5, a...

Journal: :Environment international 2010
Yali Shi Yuanyuan Pan Ruiqiang Yang Yawei Wang Yaqi Cai

Perfluorinated compounds (PFCs) were found in fish muscle collected from high mountain lakes in the Qinghai-Tibetan Plateau, the highest and biggest plateau on Earth. In 96% of the total fifty-nine fish samples were found detectable perfluorooctane sulfonate (PFOS) as prominent PFCs, while only three for perfluorooctanoate (PFOA). The mean PFOS concentrations in fish muscle ranged 0.21ng/g-5.20...

2013
Elzbieta Kalisinska Danuta I. Kosik-Bogacka Piotr Lisowski Natalia Lanocha Andrzej Jackowski

The aim of this study was to determine the concentration of mercury (Hg) in liver (L), kidney (K), breast muscle [BM (musculus pectoralis major)], breast feathers (BF), and stomach contents (SC) of mallard (Anas platyrhynchos L. 1758). Among the edible parts of mallard, the greatest concentrations of Hg were observed in K and L, although they did not exceed 1.5 mg/kg dry weight (dw). Average co...

Journal: Journal of Nuts 2015
L. Jalali Sh. Ashraf

Pistachio is one of the most important commercial trees grown in Iran arid and semi-arid regions. Salt stress has been reported to cause an inhibition of growth and development, reduction in many plant characteristics. Adverse effects of salinity on growth, and characteristics of pistachio have demonstrated. Salicylic acid (SA) is known to have an affect on normal conditions and stresses in pla...

2012
Honghua Li Qinghua Zhang Pu Wang Yingming Li Jianxia Lv Weihai Chen Dawei Geng Yawei Wang Thanh Wang Guibin Jiang

A total of 55 samples including soil, sediment, plants (cypress, reed and seepweed) and aquatic species were collected at locations around hexabromocyclododecane (HBCD) manufacturing facilities in Laizhou Bay area, East China. HBCD was determined at concentrations ranging between 0.88 and 6901 ng g 1 dry weight (dw), 2.93–1029 ng g 1 dw, 8.88–160 241 ng g 1 dw, and 7.09–815 ng g 1 lipid weight ...

Journal: :Journal of environmental monitoring : JEM 2012
Honghua Li Qinghua Zhang Pu Wang Yingming Li Jianxia Lv Weihai Chen Dawei Geng Yawei Wang Thanh Wang Guibin Jiang

A total of 55 samples including soil, sediment, plants (cypress, reed and seepweed) and aquatic species were collected at locations around hexabromocyclododecane (HBCD) manufacturing facilities in Laizhou Bay area, East China. HBCD was determined at concentrations ranging between 0.88 and 6901 ng g(-1) dry weight (dw), 2.93-1029 ng g(-1) dw, 8.88-160241 ng g(-1) dw, and 7.09-815 ng g(-1) lipid ...

Journal: :Soil and Sediment Contamination: An International Journal 2021

Organic pollutants (PAHs, PCBs, and organochlorine pesticides (OCPs) from sediments Asian green mussels (Perna viridis) in Jakarta Bay were studied using GC-MS/MS. The PAHs concentration the ranged 186.64 to 915.71 µg.kg−1 per sediment dry weight (dw), while PCBs OCPs 3 117 17.99 dw, respectively. For P. viridis, 16 types of 591 997 dw mussels, varied 5 6 mussel. selected ratios, including Ant/...

Journal: :Environmental pollution 2012
Lixi Zeng Thanh Wang Ting Ruan Qian Liu Yawei Wang Guibin Jiang

Short chain chlorinated paraffins (SCCPs) are listed as persistent organic pollutant candidates in the Stockholm Convention and are receiving more and more attentions worldwide. In general, concentrations of contaminants in sewage sludge can give an important indication on their pollution levels at a local/regional basis. In this study, SCCPs were investigated in sewage sludge samples collected...

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