Physiological effects of magnetite (Fe3O4) nanoparticles on perennial ryegrass (Lolium perenne L.) and pumpkin (Cucurbita mixta) plants

Huanhua Wanga, Xiaoming Koub, Zhiguo Peic, John Q. Xiaob, Xiaoquan Shanc & Baoshan Xing*aa Department of Plant, Soil and Insect Sciences, University of Massachusetts, Amherst, Massachusettsb Department of Physics and Astronomy, University of Delaware, Newark, Delaware, USAc State Key Laboratory of Environmental Chemistry and Ecotoxicology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing, China