试论“五年专”师范学校教师教育科研的方向
Published in 成都教育学院学报 • Jan 1, 2005
Authors:
吴振东
Abstract
This study evaluates the bioaccumulation of unweathered (U) and weathered (W) CuO in NP, bulk and ionic form (0-400 mg/kg) by lettuce exposed for 70 d in soil co-contaminated with field incurred chlordane. To evaluate CuO trophic transfer, leaves were fed to crickets (Acheta domestica) for 15 d, fol...
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