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Eduabrahmsnsolidagomainhtml allergies due to ragweeds

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Unformatted text preview: illin's results earlier ? ya Solidago (goldenrod) http://bugguide.net/node/view/461313 Galls on plant Rhopalomyia solidaginis No galls •Approx. 130 species in 2 genera Plant genotypes differ in their susceptibility to galling (Wise and •One of eastern N. America’s most abundant wildflowers Abrahamson 2008, Ecology 89:3275–3281) •Colonizes abandoned fields http://www.facstaff.bucknell.edu/abrahmsn/solidago/main.html + allergies due to ragweeds - correlation not implying causation - goldenrods do not cause it but the ragweeds does 17 18 Photos from Crutsinger et al. 2008, Plant and Soil 303: 95‐103 - lead to formation of gall/tumour on plant - lay its larvae into plant tissue - plant produces gall to minimize damage ; insect wants it big to have more food -> conflict 3 compare how different they are prior to attack (left) (how insects choose) - insects prefer plants with more carbon/carbohydrates and nitrogen (nucleic acids) after attack, what happens to the nitrogen/carbon in the...
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