莲藕是我国大面积种植的水生蔬菜,长江中下游及江南诸省为盛产区,是我国重要的出口创汇蔬菜。然而,莲藕在贮运过程中易发生褐变,影响销售和出口。因此,对莲藕进行贮藏保鲜,具有重要的经济意义。1.沙藏法选择地势高、背风、避雨处,用细沙铺衬底面,湿度以手捏成团松开即散为宜,并在四周挖好 Lotus root is a large area of ​​aquatic vegetables planted in our country, the middle and lower reaches of the Yangtze River and the southern provinces as a rich area, is China’s important export earnings vegetables. However, lotus root is prone to browning during storage and transportation, affecting sales and exports. Therefore, the lotus root storage and preservation, has important economic significance. 1. Sand Law Select high terrain, leeward, shelter, sand with the bottom surface of the substrate, the humidity to the hands of the group loose loose that is suitable, and dug around in a good