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What are ecosystem services?Ecosystems are complex interactions among living and non living components of the environment (e.g., forests, grasslands, marine ecosystems). These interactions mediate processes that achieve major transformations of resources, many rivalling or exceeding what can…
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PLANT PEST
Potato tubers infected with Candidatus Liberibacter solanacearum (Image: Joseph E Munyaneza, USDA-ARS)
The tomato-potato psyllid (Bactericera cockerelli) is the insect needed to spread the bacterial infection causing Zebra chip. The tomato-potato psyllid (but not the bacterial…
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