采收晾晒备作贮藏的洋葱,宜选择黄皮、扁圆形、个体大、辛辣味浓、水分含量低、鳞茎颈部细小的个体。在洋葱植株最下部的1～2片叶片干枯、地上部分开始倒伏时收获为佳。采获后应及时进行晾晒。方法:将洋葱植株斜向排列,使后一排的茎叶正好覆盖在前一排的葱头上,以避免葱头直接受到阳光的曝晒。晾晒期间,每隔2～3天翻动1次,一直晒至叶子发黄为止。贮藏方法一是挂贮法。将晾晒后的葱叶编成长辫子,将辫子结合成束,每束约60个葱头,再晾晒5～ Harvest drying Preparation for storage of onions, should choose yellow, oblate, individual large, spicy flavor, low moisture content, small individual neck and neck. In the lowest part of the onion plant leaves 1 to 2 dry, the ground part of the fall when the harvest is better. After harvest should be promptly dried. Methods: Onion plants oblique arrangement, so that the latter row of stems and leaves just cover the onion in the previous row, in order to avoid the onion directly by the sun exposure. Drying period, every 2 to 3 days flip 1, until the yellow leaves until the sun. Storage method is hanging storage method. Will be dried onions braided long braid, the braid combined into bundles, each bundle of about 60 onions, and then drying 5 ~