Allelopathic Effects of Florida Scrub Perennials
Allelochemicals as a mechanism for resisting invasion: the case of polygonella myriophylla (with John Romeo), Invasive Plants: Ecological and Agricultural Aspects (2005)
Allelochemicals of polygonella myriophylla: chemistry and soil degradation (with John Romeo), Journal of Chemical Ecology (2004)
Gallic acid and hydroquinone have been identified as the major allelochemicals of the known allelopathic...
Allelopathy -- Research Methods
Solid-phase root zone extraction (SPRE): a new methodology for measurement of allelochemical dynamics in soil (with Philip D. Boes and David S. Wilcox), Plant and Soil (2009)
Root exudates are implicated in the chemical defense of plants, but testing such hypotheses has...
Dynamic root exudation of sorgoleone and its in planta mechanism of action. (with Dayan E. Franck and J' Lynn Howell), Journal of Experimental Botany (2009)
The oily droplets exuded from the root hairs of sorghum are composed of a 1:1...
Distinguished allelopathy from resource competition: the role of density, Allelopathy: a Physiological Process with Ecological Implications (2006)
Biomimetic measurement of allelochemical dynamics in the rhizoshere, Journal of Chemical Ecology (2005)
Bioassays for allelopathy in terrestrial plants (with John T. Romeo), Methods in Chemical Ecology, Vol. 2, Bioassay methods (1998)
Density-dependent phytotoxicity: distinguished resource competition and allelopathic interference in plants, Journal of Applied Ecology (1989)
Lead Contamination
Lead contamination of inexpensive seasonal and holiday products., The Science of the Total Environment (2009)
Lead is a potent neurotoxin and because of this, the US regulatory limit for lead...
Lead contamination of inexpensive plastic jewelry (with Jamie L. Yost), Science of the total environment (2008)
The neurological hazards of lead to children are well-known. As a result of recent documented...
Evidence of recycling of lead battery waste into highly leaded jewelry (with Micheal L. Clement), Chemosphere (2007)
Inexpensive highly leaded jewelry, much of it imported from China, remains widely available in the...
Leaded electronic waste is a possible material for lead-contaminated jewelry (with Michael L. Clement), Chemosphere (2007)
Highly leaded jewelry, often imported from China, remains widely available in the United States. Leaded...
Widespread lead contamination of imported low-cost jewelry in the US (with Michael L. Clement), Chemosphere (2007)
Recent recalls of lead-contaminated jewelry and the death of a Minnesota child by lead poisoning...