乌柏是我国特产的经济树种,种子能榨油、点灯、制机器润滑油与墨油等。种子外的蜡质可做肥皂与蜡烛的原料。乌柏在播种育苗前,必须除去柏子上的白色蜡层,这样才能使种子充分吸收水分,提早发芽,并防止鸟类啄食种子,以免种子遭受损失。过去脱蜡法有两种:用草木灰或石碱浸 Uber is an economic tree species of our specialty, the seeds can be pressed oil, light, the system of machine oil and ink and so on. Seeds outside the wax can do soap and candles of raw materials. Before sowing seedlings, Uber must remove the white wax layer on the cypresses, so that the seeds can fully absorb the water, germinate earlier and prevent the birds from pecking the seeds, so as to prevent the seeds from being damaged. In the past, there are two types of dewaxing: impregnation with ash or stone base