Osmunda.It can reproduce vegetatively. 用根茎可以进行营养繁殖。
These are inherent and apparently permanent and can be propagated vegetatively. 这些具有内在的和明显的遗传性，并可以无性繁殖。
A very strong dependence of daily methane emission on aboveground veget... 水稻生长中、后期的物质生产对甲烷排放的贡献大于前期。
Since most banana ("Musa" spp.) do not produce seed and are vegetatively propagated, germplasm most be preserved clonally. 摘要对于香蕉这种营养繁殖的植物，超低温保存是长期有效地保存其种质的一种有效方法。
Many mosses can reproduce vegetatively by fragment of the parent colony breaking off. 藓类是能够通过其碎片进行繁殖的。
They are all more important in plantation crop as also those which are propagated vegetatively. 它们在种植作物以及无性繁殖的作物中都是比较重要的。
