POLISHED WALLS
TO REPEL LOCUST ATTACKS. •LPVDON. Amu! 29. British factories have received an ■order from Argentina worth £500,000. It is ■ for hundreds of miles of very smooth galvanised iron sheeting, to b p erected like walls across the country to stop invading locusts. It is when the locust is a crawler, before h.;s wings develop, that he begins his dev-.sfting route march, and that is the stage to icatcli him.
A polish wa'l of iron sheeting will prove too smooth to climb, and i| the locusts crawl along the harder, the opening they will find will he no -brea* h in the defences, but the mouth of a trap. AJen will be there with r kes and a pit to destroy (hem in.
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Bibliographic details
Hokitika Guardian, 2 May 1934, Page 7
Word Count
124POLISHED WALLS Hokitika Guardian, 2 May 1934, Page 7
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