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Case Study
quiz control impact range facts

 


Problems with exotic earthworms have only recently been noted, so there are few control options.

There are restrictions on the import of earthworms to Canada.

A solution of crushed mustard seed and water can be used to irritate earthworms, causing them to leave their burrows.

Biological control is being developed using the New Zealand flat worm (Artioposthia triangulata). This planarian has controlled earthworm populations in Scotland and Ireland.

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