花曲柳育苗中氮肥对苗木生长的影响  

Effects of Nitrogen Fertilizer on Seedling Growth of Fraxinus rhynchophlla Seedlings

作　　者：张忠满 Zhang Zhong-man(Chaihe Forestry Bureau, Hailin 157131, Heilongjiang, China)

机构地区：[1]黑龙江省柴河林业局,黑龙江海林157131

出　　处：《林业勘查设计》2017年第4期38-40,共3页Forest Investigation Design

摘　　要：花曲柳(Fraxinus rhynchophlla)树皮为中药"秦皮",可清肝热、止痢、明目、主治肠炎。木材坚硬致密,花纹美丽,淡黄白色,可供高级家具用材。在花曲柳生长发育期内进行养分合理组合,提高肥料的有效利用率,可以促进苗木生长发育,起到培育优质壮苗的作用。通过花曲柳苗木氮肥的施肥量试验证明了施肥量为15g/m^2最好,其次是施肥量为20g/m^2和10g/m^2。建议氮肥的施肥量为10g/m^2~15 g/m^2。The bark of Fraxinus rhynchophlla was the traditional Chinese medicine“qinpi”,which can liver heat,relie-ving dysentery,enteritis eyesight and attending.The wood was hard and dense.The pattern was beautiful and pale yellow.It can be used for high grade furniture.Reasonable combination of nutrients in the growth period can improve the effective utilization rate of fertilizer,and promote seedling growth and development,to cultivate high quality seedling effect.The a-mount of fertilizer applied to the seedlings of Fraxinus rhynchophlla was proved to be15g/m2,followed by the amount of fertilizer20g/m2and10g/m2.The recommended amount of nitrogen fertilizer is10g/m2~15g/m2.

关 键 词：花曲柳 育苗 氮肥 影响 

分 类 号：S792.117[农业科学—林木遗传育种]