A combine harvests soybeans at the Sitio Azulao farm, near Itapetininga, Brazil, on Thursday, Feb. 18, 2016. Brazil's soy harvest, which has benefited from recent rains, is 15.7 percent complete, according to a report last week by the agribusiness news agency SAFRAS. Photo credit: Paulo Fridman / Bloomberg via Getty Images.
Farmer Alberto Salvador Chiva, 28, (R) digs the soil as his sniffer dog Lina detects a truffle underground at a truffle plantation on February 19, 2016 in Sarrion, Gudar-Javalambre district, Teruel province, Spain. Teruel province produces over 80 percent of black truffle (Tuber Melanosporum) in Spain and it is one of the main producers in the world. The truffle business has softened the population decline at one of most depopulated regions in Spain. Spain's black truffle production is growing rapidly, and it exports over 90 percent of its production to France and other markets. Photo Credit: Pablo Blazquez Dominguez / Getty Images.
Black truffles are stored in a box at 'Manjares de la Tierra' (delicacies from the earth) truffle processing store on February 19, 2016 in Sarrion, Gudar-Javalambre district, Teruel province, Spain. Photo Credit: Pablo Blazquez Dominguez / Getty Images.
A farmer harvests cashew-apple fruits in a plantation on February 19, 2016 in Bouake. According to Malamine Sanogo, director of the Conseil Coton-Anacarde (CCA), Ivory Coast has become in 2016 the most important producer of cashew nuts in the world. Photo credit: AFP / SIA-KAMBOU / Getty Images.
A controlled burn prepares a sugarcane field for the harvest in El Paisnal, 38 km north of San Salvador, on February 19, 2016. Thousands of people work during the sugarcane harvest season in El Salvador. Photo credit: AFP PHOTO / Marvin RECINOS / Getty Images.
View at the newly inaugurated fruit dehydration and plantain packing plant, in the San Rafael Cooperative, in El Paisnal, 38 km north of San Salvador, on February 17, 2016. The processing plant will create jobs for young men and women of the town , which will help reduce emigration to other countries, especially the United States. Photo credit: AFP PHOTO / MARVIN RECINOS / Getty Images.
French farmer Joel Sillac watches his Bazadaise cow Cerise at his farm in Perquie, southwestern France, on February 16, 2016. Cerise, a typical southwestern Bazadaise cow, will be the mascot of the agricultural show in Paris from February 27 to March 6. Photo credit: AFP / GEORGES GOBET / Getty Images.
An Iraqi Kurdish street vendor sells cooked goat heads in a market in Arbil, the capital of the autonomous Kurdish region of northern Iraq, on February 16, 2016. Photo credit: AFP / SAFIN HAMED / Getty Images.
Farmers collect lettuces in a greenhouse on February 16, 2016 in Thuir near Perpignan, southern France, in the so-called 'garden of France' area. The agricultural sector in this part of France, benefiting from the best climate in the country for decades, faces a deep crisis due to the general climate warming and a drop of consumption since the Paris attacks in November. Photo credit: AFP / RAYMOND ROIG / Getty Images.
People buy food on a market in Beijing on February 18, 2016. China's consumer inflation rate climbed higher in January, official data showed Thursday, as the world's second-largest economy struggles with slower growth. Photo credit: AFP PHOTO / FRED DUFOUR / Getty Images.
A worker walks into a storage room in a banana stand at the Central de Abasto market in Mexico City, Mexico, on Tuesday, Feb. 16, 2016. While Mexico's economy is still poised to grow 2.8 percent this year, a growing budget deficit and weaker currency is casting a shadow on the nation's economy amid concern that inflation will accelerate. Photo credit: Susana Gonzalez / Bloomberg via Getty Images.
Cannabis chocolate are displayed during the Canapa Mundi Cannabis Fair on February 20, 2016 in Rome, Italy. 'Hemp Mundi', the international exhibition dedicated to hemp will run from 19 to 21 February and will host more than 50 companies from Italy, Spain, Slovenia, the Netherlands, France, Russia, and Canada. The exhibition is dedicated to the many uses of the hemp with stands displaying hemp foods, beverages, cosmetics, yarn and other products derived from the processing of this plant with its many uses, including the latest news and technology for the cultivation of the plant. Seminars will also be held devoted to cannabis with debates addressing its therapeutic uses. Photo Credit: Laura Lezza / Getty Images.