搜索结果: 1-11 共查到“林学 survival”相关记录11条 . 查询时间(0.14 秒)
Evaluation of survival and growth of Picea abies (L.) H. Karst. and Picea obovata Ledeb. provenances in the north of Russia
spruce provenances test ranking adaptation variability
2018/3/6
Adaptation variability and ecological plasticity in the “genotype-environment” system of 22 provenances of Picea
abies (Linnaeus) H. Karsten, Picea obovata (von Ledebour) and their introgressive hybr...
Influence of the mineral rock alginite on survival rate and re-growth of selected tree species on agricultural land
afforestation soil improvement stimulator plantation growth
2015/9/15
The objective of this work is to evaluate the effect of alginite on the growth parameters of seedlings
of Douglas-fir, Scots pine and line mixture of pedunculate oak, red oak and Norway maple (broad...
Winter survival of Phytophthora alni subsp. alni in aerial tissues of black alder
Phytophthora alni winter survival black alder temperature Phytophthora alder disease
2015/4/14
The winter survival of the invasive pathogen Phytophthora alni subsp. alni in black alder stems was studied in the bankside alder stand of the Moravská Dyje River in southern Bohemia after two very di...
Survival and growth of outplanted seedlings of selected tree species on the High Tatra Mts. windthrow area after the first growing season
reforestation outplanting time fungal inoculation bareroot seedlings containerized seedlings
2015/3/27
Bareroot and containerized seedlings (seedling type) of Norway spruce, Scots pine, European larch, European beech, and sycamore maple were outplanted in autumn 2008 and in spring 2009. Roots of a half...
Effect of hydrogel application on survival and growth of pine seedlings in reclamations
reclamation of sand pit hydrogel STOCKOSORB Scots pine seedlings
2015/3/6
In this study results of hydrogel application in reclamations are presented. The application of hydrogel affected the survival of pine seedlings during two vegetation periods after planting. Double ap...
Change of cold hardiness in bare-rooted Norway spruce planting stock during autumn and its effect on survival
cold hardiness electrolyte leakage lifting date
2015/1/29
The objective of this study was to test a method of measurements of electrolyte leakage for determining an optimal autumn lifting date. The second objective was to obtain information about the effects...
Australia’s tropical mammals are in trouble, with a quarter of species suffering serious decline since 1970, and the devastation evident in iconic areas such as Kakadu National Park.
Relationship between winter severity and survival of mule deer fawns in the Peace Region of British Columbia
fawn mortality mule deer Odocoileus hemionus winter severity
2010/8/31
This extension note summarizes results of an ongoing study to measure the survival of mule deer (Odocoileus hemionus) fawns through their first winter in the Peace Region of British Columbia. Each spr...
Researchers call for urgent public action on koala survival
urgent public action koala survival
2010/3/15
The general public are being asked to get involved in saving the koala or face a future without Queensland's faunal emblem. Members of the recently formed Koala Research Network (KRN) are urging anyon...
Effects of Snow Cover on Seed Survival and Seedling Distribution of Beech Protection from Seed Predation by Rodents
beech tree regeneration seed predation seedling bank snow cover
2009/8/24
Beech trees often dominate the natural forests in northeast part of Japan. This is partly attributable to heavy snow environment in these districts. Deep snow cover during winter season may contribute...
Growth and Survival of Tall Tree Seedlings 6∼8 Years after Soil Scarification in Hokkaido
competition facilitation height growth scarification survival
2009/8/24
Scarification is widely conducted in northern Hokkaido to remove understory dwarf bamboos in degraded forests, and to replace it with tree species. We investigated height growth and survival during 6&...
