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Collaborative project: Impact of fundamental determinants of climate change on the interaction between pests and cultivated plants with regard of the results for their control in fruit crop cultivation and viticulture - subproject 1 (KLIMAKOM)

Project


Project code: 281B204316
Contract period: 15.08.2018 - 14.10.2021
Budget: 452,596 Euro
Purpose of research: Applied research
Keywords: plant protection, follow-up research towards climate change, viticulture, orcharding

In the KlimaKOM project, important insights were gained into the effects of climate change on the interaction of pests with their crops. The climatic factors of increased temperature, increased carbon dioxide and increased ozone on plants and animals were investigated using two model systems (grapevine – European grape berry moth; cultivated pear - common pear leaf sucker). A significant effect of elevated CO2 on the volatilome of both grapevine and pear was observed. While the qualitative composition did not change in any of the phenological stages studied, there were significant reductions or increases in individual components. In particular, ozone caused changes in the volatilome of pears. Grape berry moth flight was affected by all three climatic factors, while pear leaf sucker was not influenced by CO2 and ozone in either walking or egg-laying behavior. The efficacy of pheromone control (mating disruption) in viticulture was not affected.

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Subjects

  • Crop Protection
  • Arboriculture
  • Horticulture
  • Viticulture
  • Climate Change
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