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South Africa’s already vulnerable freshwater systems face a significant threat from Salvinia and according to researchers it's had two major growth spurts in 2021 and 2022, surviving on the high ...
HARTBEESPOORT, South Africa (AP) — Dozens of tiny black weevils cling onto a fern plant as it is tossed onto a leafy green mat coating the surface of South Africa's Crocodile River.
South Africa is unleashing weevil beetles in a bid to fight off the sprouting growth of salvinia minima, an alien species of aquatic, floating fern that grows on the surface of freshwater bodies.
South Africa’s already vulnerable freshwater systems face a significant threat from salvinia, scientists say. The plants have had two major growth spurts in 2021 and 2022, surviving on the high ...
The weevils, which have been used effectively elsewhere in the world to fight water weeds, are now leading South Africa’s charge against the life-sucking plants threatening ecosystems in at ...
The weevils aren't the first insects to be introduced to curb an invasive threat in South Africa. The country brought in a bug in the 1930s to control the spread of a hardy cactus native to Mexico ...
The weevils aren't the first insects to be introduced to curb an invasive threat in South Africa. The country brought in a bug in the 1930s to control the spread of a hardy cactus native to Mexico ...
The weevils, which have been used effectively elsewhere in the world to fight water weeds, are now leading South Africa’s charge against the life-sucking plants threatening ecosystems in at ...
The weevils, which have been used effectively elsewhere in the world to fight water weeds, are now leading South Africa’s charge against the life-sucking plants threatening ecosystems in at ...
The weevils aren't the first insects to be introduced to curb an invasive threat in South Africa. The country brought in a bug in the 1930s to control the spread of a hardy cactus native to Mexico ...
HARTBEESPOORT, South Africa (AP) — Dozens of tiny black weevils cling onto a fern plant as it is tossed onto a leafy green mat coating the surface of South Africa's Crocodile River.
The weevils aren't the first insects to be introduced to curb an invasive threat in South Africa. The country brought in a bug in the 1930s to control the spread of a hardy cactus native to Mexico ...