The minor grain and bean crops are commonly called the minor grain crops , which mainly cover buckwheat ( common buckwheat and bitter buckwheat ) , oats , corn millet , naked barley , mung bean , adzuki bean , pea , broad bean , kidney bean , cowpea , hyacinth bean and black soy bean 小宗粮豆作物通常被称为小杂粮，主要包括荞麦（甜荞和苦荞） 、燕麦、糜子、青稞、绿豆、小豆、豌豆、蚕豆、芸豆、豇豆、小扁豆、黑豆等。
