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As the novel coronavirus epidemic dented consumption, China has been encouraging innovative ways to tap market potential, especially in the countryside.

As public school districts are preparing to reopen across the country, a National Public Radio/Ipsos poll released Thursday finds that more than eight in 10 teachers are concerned about returning to the classroom this fall and that two-thirds prefer to teach classes remotely rather than in-person because of the virus.

As there is potential risk of infection in the COVID-19 nucleic acid tests, safety protection in the lab is extremely important. Masks, protective hats and shoes, protective clothing, the first layer of gloves, protective goggles, and a second layer of gloves are all needed.

As temperature rises, ozone pollution is also likely to increase, experts said.

As usual in April, farmers are preparing to plant their soybean and corn crops. Faced with a potential tit-for-tat trade war between the US and China, the only sure thing for farmers is uncertainty. Soybean is Iowa's second main crop behind corn. China was the United States' largest buyer of soybeans last year: .3 billion, according to the Department of Agriculture. If China's threat of a 25% tariff on soybeans is implemented in retaliation for President Trump's proposed tariffs on Chinese goods, it would be a harsh blow for farmers and the state's economy.