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4#
发表于 2012-1-3 20:33
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There are still no ? to prevent malaria, the main way for committees to control the disease is by controlling the mosquitoes.
The fight against malaria has two main targets, the parasite itself and the mosquito carries the parasite, insecticides target the malaria, but overtime the insects develop resistance to chemicals, this has been happening with current mosquitoes killers, including chemicals ?? pyrethroids. |
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