虉草
- 网络Phalaris arundinacea;phalaris arundinacea l;phalaris arundinacea linn
虉草-
[ribbon grass] 一种多年生草本植物,叶子条形,圆锥花序。嫩时可作饲料,秆可用来纺织器物。也叫虉
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虉草叶片净光合速率的日变化在生长初期和生长盛期为双峰曲线，有明显的光合午休现象。
The photosynthesis and transpiration diurnal changes of the Phragmites australis and Phalaris arundinacea in different growth stage and under different weather were studied .
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虉草主要在初夏鄱阳湖涨水前和冬季退水后通过分枝和分蘖这两种营养繁殖方式进行种群的快速扩张和繁衍，以适应鄱阳湖季节性水淹环境。
The rapid expansion and reproduction of Phalaris arundinacea population mainly through the tiller as a kind of vegetative propagation method to adapt to the Poyang Lake seasonal flooding . 4 .
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虉草种子为光中性种子，种子萌发最适温度为25℃，对低水势环境敏感，总体萌发率低下。
Sexual reproduction growth makes significant changes in all aspects . 3 . The seed of Phalaris arundinacea is light neutral , its optimum germination temperature is25 ℃ . Seed germination is sensitive to low water potential conditions . Overall , germination rate of Phalaris arundinacea seed is low .