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苏铁种子是从桔红色的果实里剥出来的。种粒为乳白色,外壳略有光泽,壳内有种仁(图1)。鉴别种子好坏及陈旧与否,可采用以下5种方法:①水选法由数粒种子中抽选出几粒种子放入装满净水的瓶或盆里。漂浮在水面上的种子为不成熟的坏种子或陈旧无用种粒(图2);沉入水底下的为成熟的种子(图3)。
Cycas seeds are stripped from the orange fruit. The grain is milky white with a slightly shiny shell and a kernel in the shell (Figure 1). Identification of seed is good or bad and outdated or not, the following five methods can be used: ① water election law from a few seeds selected a few seeds into the bottle filled with water or basin. Floating seeds on the water surface are immature bad seeds or old unwanted seeds (Figure 2); submerged under the mature seeds (Figure 3).