Do ladybugs help your garden grow? Depends on surroundings

Junglekeeper · Jul 16, 2019

Do ladybugs help your garden grow? Depends on surroundings | Cornell Chronicle

A new study of cabbage crops in New York...reports for the first time that the effectiveness of releasing natural enemies to combat pests depends on the landscape surrounding the field.

It showed that releasing pest predators led to fewer pests, less plant damage and increased crop biomass on farms surrounded by more forest and natural areas and less agricultural land. But on farms predominantly surrounded by other farms, the reverse was true, with more pests and plant damage and reduced crop biomass in spite of added predators.
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Do ladybugs help your garden grow? Depends on surroundings

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