搜索结果: 1-1 共查到“森林保护学 Bulgaria”相关记录1条 . 查询时间(0.078 秒)
Results of 20 years old Douglas-fir provenance experiment established on the northern slopes of Rila Mountain in Bulgaria
Pseudotsuga menziesii introduction
2015/5/5
The purpose of this study is to facilitate the detection of provenances relevant to the reforestation practice
in Bulgaria. Studies were carried out in a Douglas-fir provenance trial plantation esta...