Sinkkonen Aki, Strömmer Rauni, Penttinen Olli-Pekka
University of Helsinki, Department of Ecological and Environmental Sciences, Niemenkatu 73, 15140 Lahti, Finland.
Environ Pollut. 2008 Jun;153(3):523-5. doi: 10.1016/j.envpol.2008.02.020. Epub 2008 Apr 7.
Very low toxicant concentrations reduce the frequency of most vital seedlings in dense stands in vitro.
极低的毒物浓度会降低体外密集植株中大多数重要幼苗的频率。