Integrating pests and pathogens into the climate change/food security debate
Citations
241 citations
Cites background from "Integrating pests and pathogens int..."
...Characteristically, pests and pathogens are highly adaptable due to specific mechanisms generating variability (Gregory et al. 2009) and their population size and will try to exploit any unoccupied trophic niche....
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...…by Puccinia triticina) about half of the wheat cultivars on the UK Recommended List (www. hgca.com) showed differential resistance expression when tested against isolates at 10°C and 25°C, changing from resistance to susceptibility or vice versa with the temperature change (Gregory et al. 2009)....
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...com) showed differential resistance expression when tested against isolates at 10°C and 25°C, changing from resistance to susceptibility or vice versa with the temperature change (Gregory et al. 2009)....
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219 citations
216 citations
Cites background from "Integrating pests and pathogens int..."
...However, such examples are not unique to rusts on cereals, but extend to other pathosystems involving monocot and dicot hosts and very different pathogens (Gregory et al. 2009)....
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...In terms of experimental approaches to investigating how climate change will affect plant diseases vectored by insect pests, there are still surprisingly few examples (Gregory et al. 2009)....
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...Gregory et al. (2009) point to the dramatic escalation in the numbers of ladybird predators in the U.K. following increases in aphid numbers during particularly warm summers of 1975 and 1976, so the extent to which these will be affected by extreme events should also be considered....
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...The focus of many assessments of climate change effects on crops has been the direct effects on potential yields driven largely by changes in temperature, CO2 and water (Gregory et al. 2009)....
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209 citations
193 citations
Cites background from "Integrating pests and pathogens int..."
...These predicted pest increases are supported by insect fossil records during historical periods of rapid climate change and by recent trends (Currano, 2009; Gregory et al., 2009; Lu et al., 2010)....
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References
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