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1、用淡盐水洗菜。在种植蔬菜的过程中常常使用到化学农药和肥料,为了消除蔬菜表皮残留的农药,可使用1~3%的淡盐水洗涤蔬菜。另外,秋季收割的蔬菜,往往在菜根部位或菜叶背面的褶纹里躲藏着小瓢虫,将其在浓度为2%的淡盐水中浸泡5分钟,就可以轻而易举地除去。
1, wash vegetables with light salt water. In the process of growing vegetables are often used to chemical pesticides and fertilizers, in order to eliminate pesticide residues on the skin of vegetables, you can use 1 to 3% light salt water to wash vegetables. In addition, the vegetables harvested in the fall, often in the root of cabbage or foliage foliage hides small ladybugs, the concentration of 2% brine soaked in 5 minutes, you can easily remove.