出口玉米中的“三稻一土”是指稻粒、稻壳、稻草和土壤。近两年玉米中含有“三稻一土”问题给玉米出口经营者带来很多麻烦 ,甚至造成经济损失和不良国际贸易影响。玉米中含有“三稻一土” ,人们听起来好像没有什么 ,国内贸易对此类问题没有任何严格规定 ,而事实上在国际农产品 “Three rice and one soil” in exported corn means rice, rice husk, straw and soil. The problem of “three rice, one land” contained in corn in the past two years has caused a lot of trouble for corn exporters and even caused economic losses and adverse international trade impacts. Corn contains “three rice, one soil”, people do not sound like anything, domestic trade on such issues without any strict rules, but in fact in international agricultural products