农学 >>> 林学 >>> 林业基础学科 林木遗传育种学 森林培育学 森林经理学 森林保护学 野生动物保护与管理 防护林学 经济林学 园林学 森林统计学 林业经济学 林学其他学科
搜索结果: 1-10 共查到林学 coppice相关记录10条 . 查询时间(0.062 秒)
Eucalyptus pellita can be regenerated through coppice. We report on the first known study of full-rotation productivity of E. pellita coppice and seedling re-establishment methods. We conducted this s...
The objective of this paper was to test the hypothesis that growth and soil moisture would increase after heavy thinning in seven years old oak-hornbeam coppice stand. Effects of thinning on (i) diame...
Coppicing was widespread throughout Europe for many centuries but was largely abandoned in the second half of the 19th century. Currently, there has been a renewed interest in coppicing for biomass ...
The paper deals with the establishment of the coppice and coppice-with-standards research object under the project Biodiversity and Target Management of Endangered and Protected Species in Coppices an...
Based on yield tables for oak high forest and oak coppice (both first site class) and using assortment tables and assortment prices in the Czech Republic in 2009, a set of variants of conversion of hi...
At present, the coppice-with-standards system has become so rare in floodplain forests that it is considered a natural monument. In 1990, the coppice-with-standards system was not recorded in the terr...
Conversions of oak coppices were many times carried out only by renaming to false high forests. The paper presents a method of the conversion of overmature coppices to a coppice-with-standards impleme...
Coppicing was widespread throughout Europe for many centuries but was largely abandoned in the second half of the 19th century. Currently, there has been a renewed interest in coppicing for biomass pr...
The improvement cutting of coppice was carried out in heavy snow mountain slopes, together with planting and construction of a simple supporting structure for glide of snow cover. To clarify the effec...
The 1996-2003 field trial on Kwidzyń Lowland heavy alluvial soil (complex of agricultural suitability 8 and class 3b, according to the Polish Soil Sciences Society) aimed at defining the productivity ...

中国研究生教育排行榜-

正在加载...

中国学术期刊排行榜-

正在加载...

世界大学科研机构排行榜-

正在加载...

中国大学排行榜-

正在加载...

人 物-

正在加载...

课 件-

正在加载...

视听资料-

正在加载...

研招资料 -

正在加载...

知识要闻-

正在加载...

国际动态-

正在加载...

会议中心-

正在加载...

学术指南-

正在加载...

学术站点-

正在加载...