Artificial field planting would benefit the growth of Fraxinus mandshurica.
人工定株有利于水曲柳萌条的生长。
Artificial field planting would benefit the growth of Fraxinus mandshurica, when 1 to 4 sprouts were reserved;
人工定株有利于水曲柳萌条的生长，以保留萌条1～4株较好；
Samara a nut or achene whose pericarp is extended to form a wing for wind dispersal, e. g. Ash (fraxinus excelsior).
翅果：指坚果或瘦果中果皮延伸成翼状，以利于风媒传播的果实类型。如白蜡树的果实(欧洲白蜡树)。
Samara a nut or achene whose pericarp is extended to form a wing for wind dispersal, e. g. ash ( fraxinus excelsior )
翅果：指坚果或瘦果中果皮延伸成翼状，以利于风媒传播的果实类型。如白蜡树的果实（欧洲白蜡树） 。
There were no detailed studies on litter and forest floor of Populus davidiana and Fraxinus mandshurica in this region.
针对帽儿山林区的水曲柳、山杨两种主要林分类型凋落物以及林下凋落物层进行细致的研究较少。
METHODS: The HPLC fingerprints of Coumarins in Mandshurica Fraxinus from different place and harvested at different time were studied.
方法：对不同产地、不同采集时间的水曲柳药材皮中的香豆素成分进行指纹图谱研究。
In this experiment, one-year-old seedlings of Machurian Ash (Fraxinus mandshurica) were potted in sand and treated with different nutrient solution in greenhouse.
本实验以一年生水曲柳苗木为试验材料，在温室内利用沙培进行养分处理。
In this experiment, one-year-old seedlings of Machurian Ash (Fraxinus mandshurica) were potted in sand and treated with different nutrient solution in greenhouse.
本实验以一年生水曲柳苗木为试验材料，在温室内利用沙培进行养分处理。
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