1) natural Korean pine
天然红松
1.
According to the renovation investigation under natural Korean pine forest,this paper states that there are con- sanguineous relationship among renovation,forest type and site conditions.
通过对天然红松林下的更新进行调查,阐明了天然红松林下的更新好坏和林分类型及土地条件有着密切的关系,对今后天然红松林经营起到借鉴作用。
2.
According to the investigation of natural Korean pine forest,this paper analyzes the relationship among its burliness,age,forest closing degree and different forest types.
本文通过对天然红松林分的调查,掌握了天然红松的结实量和年龄、林分疏密度及和不同林分类型的关系,同时也掌握了红松果实的质量和不同林分类型的关系,对今后天然红松林经营起到一定的作用。
3) Natural Korean pine broad-leaved forest
天然红松阔叶林
5) natural Korean pine broad leaved forest
天然红松阔叶混交林
1.
To further explore the spatial structure pattern of natural Korean pine broad leaved forest and provide references for managing the natural forests,this study established a 1 hm~(2) plot in Dapo Region of Jiaohe Forestry Experimental Area,using TOPCON-GTS-602AF to survey every tree higher than 1.
为进一步揭示天然红松阔叶混交林的空间结构规律,为合理经营天然红松阔叶林提供借鉴,本研究在吉林省蛟河林业实验区大坡经营区设立面积为1 hm2的样地,利用全站仪对高度1。
6) Natural Japanese red pine
天然赤松
1.
The corretativity of root diameter and stand tree volume of natural Japanese red pine;
天然赤松根径与立木材积相关关系的研究
2.
The root distribution and root biomass of natural Japanese red pine (Pinus densiflora) are investigated.
该文对延边地区天然赤松林单木的根系分布特征以及生物量结构进行了调查。
补充资料：石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(见石油市场与天然气市场)
石油天然气国际贸易(internotional tradeof011 and只as)见石油市场与天然气市场。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条