Scientists hope hungry weevils from Louisiana can tackle South Africa’s invasive water plants
South Africa is unleashing weevils imported from the United States in a bid to fight off the sprouting growth of Salvinia ...
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City wages aggressive battle against fast-spreading plant choking local waterways: 'We need to ensure its health for future generations'
A city in South Africa is working to remove an invasive species known as devil's thorn from the banks of the Elsieskraal ...