摘要
在依安县一苗圃、新屯乡、红星乡进行了在自然条件下不同扦插日期对银中杨成活率影响的试验。在方差分析的基础上,用多重比较方法对试验结果进行了分析比较。结果表明:不同扦插日期对银中杨成活率有极显著影响,确定了最佳扦插日期为5月20日前后,最晚不能超过5月25日。
Experiments of effect of different cutting times on survival rate of Populus alba berolinensis were conducted in Yi'an County.based on variance analysis were compared the experiment results.The results showed sighificat effect of different Cutting times on survival rate of Populus alba berolinensis.the optimum cutting time is about 20 th of May,the latest does'nt go after 25 th of May.
出处
《防护林科技》
2003年第2期24-24,27,共2页
Protection Forest Science and Technology
