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To evaluate the toxic effects of environmental contaminant PFOS on green algae, Chlorella pyrenoidosa was cultured in media containing serially diluted PFOS for evaluation of proliferation capacity and physiological indexes. Within 96h, PFOS dose equal or over 160 mg/L all inhibited the proliferation speed of Chlorella pyrenoidosa(p
Seeds of rice were treated with serial concentrations of perfluorooctane sulfonate (PFOS) for observation of germination and development. PFOS of 150 mg/L dose resulted in a germ inability rate of 87% and a germination rate of 88%, which was 96% and 97% respectively in control group. PFOS dose =120 mg/L all resulted in visible poor growth by seedlings falling or death. PFOS dose =90 mg/L inhibited...
The success of ecological recovery depends on the plants selection. The thirty-one typical sample plots were selected along Wushen road at different elevation in this article. The trees, shrubs, and grasses of the thirty-one typical sample plots were investigated in winter and spring detailedly. And the main plant kinds were obtained. The composition of plants and common plants were analyzed at different...
The study attempted to explore protective effects of procedural justice on job insecurity and job attitudes of Chinese workers in the face of an impending organizational change. In a large-scale state-owned telecom company and its four subsidiary companies in China where a fundamental organizational change was about to take place, 592 employees were randomly sampled and surveyed. The results of hierarchical...
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