The ultrastructure of Azolla filiculoides was investigated by means of transmission and scanning electron microscopy .
用透射和扫描电镜观察了蕨状满江红茎尖、成熟叶腔内以及胚的腺毛超微结构。
The fish-raising sewage may be circularly reused after it is absorbed by Azolla and vegetables, as well as undergoing comprehensive treatment for water purification.
养鱼水经过红萍、蔬菜等植物的吸收以及水净化综合技术处理，可以循环使用。
The results showed that illumination affected the growth rate and resistance of Azolla against black rot disease, both of which were lower under weak light (Tables 1,2).
结果表明，光照影响各满江红品系的生长速率与抗霉腐病能力，随着光照强度减弱，各品系的生长速率和抗霉腐病能力都下降。
The results show, with increasing metal concentration, the growth of Azolla is inhibited, the content of chlorophyll decreases and the soluble proteins are affected in some degrees.
结果表明，一定浓度的铅和汞不仅能抑制细绿萍的生长和发育，且能使其中的叶绿素含量下降，并对可溶性蛋白的含量也有一定的影响。
Growing azolla has less effect on increasing the grain yield in present cropping season, however, azolla incorporated as manure the rice grain yield of present season increased by 5%.
养萍对当季水稻产量增加效果不大，而养萍后翻压对当季水稻产量可提高近5%。
Growing azolla has less effect on increasing the grain yield in present cropping season, however, azolla incorporated as manure the rice grain yield of present season increased by 5%.
养萍对当季水稻产量增加效果不大，而养萍后翻压对当季水稻产量可提高近5%。
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