Study on the techniques of establishing seedling seed orchard of Pinus koraiensis
Hou Dong-xiang · 2006
This paper summarized a series of techniques of establishing first-generation seedling seed orchard of Pinus koraiensis based on the researched results and experience in production,including standard and method of superior tree selection,seedlings cultivation and field planting techniques,and then operating management techniques involved in soil,tree form,tending,pest and file were introduced,separately.