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杨树苗期主要病害包括:叶部病害、干部病害和根部病害三类。根据各种病害的发生规律,提出了病害的防治措施,清除圃地病残体、土壤消毒处理等方法是遏制杨树苗期病害的主要途径。
Poplar seedling stage diseases include: leaf disease, cadre disease and root disease three categories. According to the occurrence of various diseases, put forward the prevention and cure measures of disease, remove the sick and disabled soil, soil disinfection and other methods to curb poplar seedling disease is the main way.