本文对播种造林和植苗造林进行了分析和研究。
In this paper, sowing afforestation and reforestation were analyzed and researched.
在华北石质低山干旱阳坡，提高油松植苗造林成活率及生长量的关键，在于蓄水保墒。
The key techniqure to improve the survival and growth of Pinus tabulaeformis on dry south sides in lower rocky mountain in North China is to keep water for raising soil moisture.
在荒漠植被难以自然发生的次生裸地，当不易获得水源时，可采用无灌溉人工植苗造林和直播造林方法进行植被恢复重建。
Planting and seeding can restore and reconstruct vegetation in without irrigation region on condition that water is short in secondary bare land.
对优良林草品种的选择和林草复合经营技术试验结果表明：引进的速生杨、速生柳各无性系间的扦插繁育和植苗造林成活率均不存在显著性差异；
Experimental results indicated that for the introduced fast-growing poplar and willow the cutting cultivating and the seedling planting of all clones had no significant difference in survival rate.
移植苗因其根系发达，造林成活率高，目前在造林绿化中应用最为广泛。
Due to prosperous root system and high survival rate, transplants were applied widely in forestation.
植苗袋法栽植山杏试验，是半干旱地区造林新技术研究的主要内容。
Cultivating experiment of Prunus armeniaca by using pocket-transplanting method is one of the investigation contents about new forestation techniques in semi-arid area.
通过长白落叶松播种苗和移植苗分级造林成活率和生长量的比较研究，建立了苗木质量与造林效果的关系。
The relationship between seedling quality and outplanting performances was established through comparing the survival rate and the growth of seedlings and transplanted seedlings between grades.
通过长白落叶松播种苗和移植苗分级造林成活率和生长量的比较研究，建立了苗木质量与造林效果的关系。
The relationship between seedling quality and outplanting performances was established through comparing the survival rate and the growth of seedlings and transplanted seedlings between grades.
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