Need a quick catch up on the news? Here are seven agricultural stories you might have missed this week.

1. President Trump proposed a 20% tariff on products imported from Mexico to pay for a border wall. That could drive prices higher for U.S. consumers. – Farm Futures

2. Ohio lawmakers in 2014 put in place a requirement that all farmers be certified for commercial fertilizer use on more than 50 acres of farmland. So far, about 12,000 people who apply commercial fertilizer have been certified and there are an estimated 6,000 to 10,000 people who need to finish the three-hour course by September. – The New York Times 

3. The Innovative Genomics Institute at the University of California-Berkeley received a grant that will allow it to explore the potential of gene editing in agriculture and microbiology. Researchers will use CRISPR technology. – Berkeley News

4. Reps. Kristi Noem, R-South Dakota, and Sanford Bishop, D-Georgia, have introduced legislation to repeal the estate tax. Sen. John Thune, R-South Dakota, introduced companion legislation in the Senate. – Farm Futures 

5. Urban Seed in July broke ground on high-tech greenhouses located in the center of Las Vegas. The space will hold six 6,500-square-foot greenhouses that will produce 25 different crops using aeroponics. – NPR 

6. International feed tonnage has exceeded 1 billion metric tons for the first time, the 2017 Alltech Global Feed Survey finds. This comes in spite of a 7% decrease in the number of feed mills. – Farm Futures

7. The Congressional Budget Office this week released its updated Budget and Economic Outlook: 2017-2027. Among the findings: Shallow loss programs created in the 2014 farm bill are cost $5.31 billion in 2016, 41% more than anticipated. – U.S. News and World Report

And your bonus: The World Health Organization has warned all countries to watch for avian influenza outbreaks. – The New York Times

Avian influenza is spreading across Europe and Asia, triggering fears it could again show up in the United States. – The Wall Street Journal

The Centers for Disease Control and Prevention says the H7N9 strain of bird flu is unusually active and is advising people traveling to China to stay away from chickens and poultry markets. – NBC News

Minnesota poultry producers, who suffered a 2015 bird flu epidemic that devastated more than 100 Minnesota farms, are nervously watching the disease spread in Europe and Asia. - MPR