扶桑的养殖技术了防病害知识

1.选地整地选向阳的，温暖湿润的气候，土壤肥沃、疏松排水良好的弱酸性土壤。 2.繁殖方法生产上多采用扦插繁殖，室外栽培结合早春修剪于5-6月份扦插，插穗选一年生半木质粗壮的枝条，插穗长8

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