美國(guó)白蠟覆膜硬枝扦插育苗技術(shù)

摘要：針對(duì)綠化樹(shù)種美國(guó)白蠟雄性優(yōu)良單株無(wú)性繁育苗木培育成活率低的現(xiàn)狀，從育苗地選擇、土壤處理、硬枝插穗制作與儲(chǔ)存、硬枝扦插及插后管理、苗木出圃等方面詳細(xì)介紹了美國(guó)白蠟覆膜硬枝扦插育苗技術(shù)，為美國(guó)白蠟硬枝扦插育苗提供參考。

關(guān)鍵詞：美國(guó)白蠟；覆膜；硬枝扦插；育苗

Seedling Propagation Technique by Using Hardwood Cuttings

of Fraxinus americana with Mulching

CHEN Jingjiao1，ZHANG Haifeng1，WANG Hongmei1，WANG Lichen1，LI Chunming2，ZHOU Zhijun1

（ 1.Forestry Ｒesearch Institute of Heilongjiang Province，Harbin， Heilongjiang 150081; 2.Northeast Forestry University， Harbin， Heilongjiang 150040）

Abstract：In view of the low survival rate of clonal propagation seedlings of Fraxinus americana， a green tree species， this paper introduces the techniques of hardwood cutting of F. americana from the aspects of selection of nursery site， soil treatment， production and storage of hardwood cuttings， hardwood cuttings and post-cuttings management， seedling out of nursery， etc. ， this paper provides a reference for the hardwood cuttage breeding of F. americana.

Key words： Fraxinus americana；Mulching；Hardwood cutting；Grow seedlings

美國(guó)白蠟（Fraxinus americana）是木犀科（Oleaceae）白蠟屬（Fraxinus）植物。（剩余4530字）