Brent Henderson harvests soybeans on his farm near Weona, Ark., in 2017. That crop showed symptoms of dicamba exposure. Henderson switched to Xtend soybeans the following year, he says, as "insurance" against future damage. Dan Charles/NPR hide caption
Apsara Bharati is watching over her field in Nepal, where she and her neighbors are using the system of rice intensification to plant seedlings. Danielle Preiss/NPR hide caption
President Trump addresses the annual American Farm Bureau Federation convention in New Orleans on Monday. Mandel Ngan/AFP/Getty Images hide caption
A wolf in its enclosure at the Hexentanzplatz zoo in Thale, northern Germany. Klaus-Dietmar Gabbert/AFP/Getty Images hide caption
At Odell Brewing Company in Fort Collins, Colo., Scott Dorsch pulls down a box of hops from the Yakima Valley in Washington, the state that grows the most hops in the nation. "We would buy more hops than what Colorado could produce," he says. Esther Honig/Harvest Public Media hide caption
Kevin Scott, a South Dakota farmer and secretary of the American Soybean Association, welcomed the deal to replace NAFTA because it preserved the market access established under the previous agreement. Courtesy of Jannell Scott hide caption
Sampath, 63, planted these oil palm trees on his farm in Tamil Nadu, India, 12 years ago, but has yet to turn a profit. Sushmita Pathak/NPR hide caption
The Big Iron Farm Show draws thousands of farmers and farm equipment-makers to a fairground in West Fargo, N.D. For many this year, concerns about crop yields have been eclipsed by worries about President Trump's trade policies. Jim Zarroli/NPR hide caption
A new report suggests that when consumers buy sustainably-certified coffee, they have little way of knowing whether or how their purchase helps growers. MediaforMedical/Michel Cardoso/UIG via Getty Images hide caption
The harvest is bad for German farmers this year as the country has experienced the hottest summer on record and months without rainfall. Christian Ender/Getty Images hide caption
Workers in dust masks wash fresh red bell peppers in smoky conditions outside of Eltopia, Wash. Even with the masks, the smoke is still causing tight chests, itchy eyes and dry throats. Anna King/Northwest News Network hide caption
Cedric Habiyaremye and his mother, Agnes Mukankwaya, on a quinoa farm in Rwanda. Cedric Habiyaremye hide caption
Cattle on a dry paddock in the drought-hit area of Quirindi in New South Wales. Glenn Nicholls /AFP/Getty Images hide caption
Eve Clark, 10, and Maggie Berry, 17, help with chores at Vision Aire Farms. They are seen in the barn, adjacent to the milking parlor. Coburn Dukehart/Wisconsin Center for Investigative Journalism hide caption
The Feed the Future Tworore Inkoko, Twunguke project hosts a meeting in the Gataraga sector of Rwanda to recruit farmers to grow chickens. If the farmers commit to four days of training and pass a competency test, they are given a backyard coop worth about $625, as well as the means to obtain 100 day-old chicks, vaccines, feed and technical advice. Emily Urban/NPR hide caption
Farmers do their version of the Kiki Challenge, dancing to Drake's song "In My Feelings." In the mud. With oxen. My Village Show Vlogs via YouTube/screenshot by NPR hide caption
Morning dew glistens on a tobacco leaf in a field outside Rolesville, N.C. Despite a worldwide decline in production, tobacco remains North Carolina's most valuable crop. Allen Breed/AP hide caption
The herbs for Sanctuary Herbs of Providence's teas are grown by first-generation immigrants. Cyndee Fand @ The Creative Counter hide caption
The alkali bee is slightly smaller than a honey bee, with opalescent stripes that shimmer between yellow, green, red and blue. Aaron Scott/Oregon Public Broadcasting hide caption
The booming real estate market has driven up prices to the point where Rhode Island now has the most expensive farmland in the country. The state is trying to preserve some land for farmers. Carol M. Highsmith/Getty Images hide caption
The Diamond B Ranch, north of Cheyenne, Wyo., is no longer a working property. It's been bought and subdivided by a realty company. Cooper McKim/Wyoming Public Radio hide caption
Arkansas farmer David Wildy inspects a field of soybeans that were damaged by dicamba. The pesticide ban is tied up in courts, leaving farmers uncertain about what to plant. Dan Charles/NPR hide caption
A field of recently-sprouted grain sorghum in Lyford, Texas, shown in a photograph from May 2013. In the latest salvo of a growing trade war, China announced a temporary 179 percent tariff on the U.S. crop. Christopher Sherman/AP hide caption
Deb Gangwish inspects soil on her farm near Shelton, Neb. Dan Charles hide caption
Hog farmers worry that they will pay a hefty price if there's a trade war with China. Red Cedicol/EyeEm/Getty Images hide caption