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乌桕(Sapium sebiferum(L.)Roxb.),属大戟科的落叶乔木,是我国特有植物之一,也是我省特产的木本油料植物之一,产量仅次于浙江、江苏居全国第三位。其历史最高年产量为1956年,达32万余担,由于左倾错误,58年下降至15万担,69年更降到10万担,粉碎“四人帮”后有所恢复,但近年仍在20万担左右。乌柏的种子可以产两种植物油:一为棺脂(或
Sapium sebiferum (L.) Roxb., Is a deciduous tree Euphorbiaceae is one of endemic plants in our province is also one of the province’s specialty woody oil plants, yield second only to Zhejiang, Jiangsu ranks third in the country Bit. Its highest annual output in 1956 reached more than 320,000. Due to a left-leaning mistake, it dropped to 150,000 in 58 years and even dropped to 100,000 in 1993. After the smashing of the “Gang of Four,” the situation has been resumed in recent years. Wan around. Uber seeds can produce two vegetable oils: one for the sperm (or