KEY POINTS
  • Soybean futures for July delivery drop more than 7 percent to a low of $8.415 a bushel, their lowest since March 2009, according to Thomson Reuters.
  • A war of words between the U.S. and China picked up overnight, following announcements of tit-for-tat tariffs on $34 billion worth of imports late last week.
  • If Beijing imposed a 10 percent tariff on U.S. soybeans, total American soybean exports could drop by 18 percent, according to one study.
Truck driver Marion Howard watches soy beans load into his truck on Wednesday, Oct. 11, 2017, at Chris Crosskno's farm near Denton, Mo.

Soybean futures plunged Tuesday to their lowest in more than nine years following renewed concerns about a U.S.-China trade war.

A war of words between the two countries picked up overnight, following announcements of tit-for-tat tariffs on $34 billion worth of imports late last week. In retaliation against planned U.S. duties, Beijing intends to impose a 25 percent tariff on 545 U.S. goods, including soybeans.