取一些绿豆来,观察绿豆长出完整根系的整个过程。第一天把种子清洗干净,用清水泡在容器里。几个小时以后,种子吸饱了水,变得鼓鼓的,有些种皮已经软化甚至裂开了。第二天将吸饱水的种子清洗一下,然后用透气的软的湿布把种子包裹起来,放在阴暗处。记住:要保证它一直是潮湿的。 Take some green beans to observe the whole process of mung bean growing a complete root system. The first day to clean the seeds, soaked in water with a container. A few hours later, the seeds were saturated with water, bulging and some of the seed coat softened or even cracked. The next day, the water-saturated seeds are washed, and the seeds are wrapped in a breathable soft damp cloth and placed in the shade. Remember: make sure it’s always wet.