搜索结果: 1-12 共查到“林学 N rate”相关记录12条 . 查询时间(0.108 秒)
Ecosystem Carbon Stocks and Their Annual Sequestration Rate in Mature Forest Stands on the Mineral Soils of Estonia
forest ecosystem phytocoenosis soil cover organic carbon stock phytomass annual increase
2023/12/4
Mature forest ecosystems are the most considerable reservoir of organic carbon (OC) among terrestrial ecosystems. The effect of soil type on aboveground OC stocks and their annual increases (AI) of ov...
IMPROVEMENT OF FOREST FIRE DETECTION ALGORITHM USING BRIGHTNESS TEMPERATURE LAPSE RATE CORRECTION IN HIMAWARI-8 IR CHANNELS: APPLICATION TO THE 6 MAY 2017 SAMCHEOK CITY, KOREA
Forest Fire Himawari-8 Brightness Temperature Lapse Rate Height Correction
2018/5/15
Forest fires are a major natural disaster that destroys a forest area and a natural environment. In order to minimize the damage caused by the forest fire, it is necessary to know the location and the...
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...
Effect of gibberellic acid on germination capacity and emergence rate of Sycamore maple (Acer pseudoplatanus L.) seeds
sycamore maple seed quality vitality stratification pre-sowing treatment seed humidity
2015/8/27
Seedlots of sycamore maple (Acer pseudoplatanus L.) originating from three different provenance regions were collected in autumn 2012. The seed quality, namely vitality and germination rate, was asses...
Evaluating the machine utilisation rate of harvester and forwarder using on-board computers in Southern Tasmania (Australia)
cut-to-length method harvester-processor multiDAT on-board computer correlation ratio
2015/8/14
This project used the recorded machine utilisation of two machines (harvester and forwarder) by MultiDATs
in pine plantations of Southern Tasmania (Australia) to verify the impact of site conditions...
Effects of vegetation type and horizontal curve radius on the rate of tree pruning to provide line of sight on main access roads
tree pruning vegetation type sight line
2015/5/5
The present investigation was carried out to assess the influence of vegetation type and horizontal curve
radius on the rate of tree pruning to provide the line of sight on horizontal curves in Casp...
Evaluation of physiological and health state of Norway spruce plants with different growth rate at juvenile stage after outplanting at mountain locations
health status mountain locality Norway spruce physiological trait
2015/3/27
Norway spruce (Picea abies [L.] Karst.) seedlings grown from seed originating from high mountain locations (8th forest altitudinal zone – Norway spruce vegetation zone 1,000–1,250 m a.s.l.) show highe...
Assessing the effect of a coating system on the rate of plywood moistening and changes in dimensions in relation to the change in relative air humidity
plywood moisture hygroscopicity polyurethane coat acrylate coat dimensional changes
2015/2/2
The paper summarizes results of an institutional research aimed at the evaluation of the effect of a coating system on the rate of plywood moistening and changes in dimensions in relation to changes i...
Impact of Different Spacings of Cooking Banana Intercropped with Rubber on Soil Fertility Attributes and Maturity Rate of the Trees in a Humid Forest Area of South Eastern Nigeria
Cropping System Nutrient Stock Dry Rubber Content Earth Warm
2013/3/4
The impact of four spacing of cooking banana (CB) within the immature rubber avenues on some soil fertility attributes, maturity rate of rubber trees and dry rubber content (DRC) during the initial si...
Spatial and Temporal Variability of Soil Respiration Rate at a Small Watershed Revegetated with Japanese Cypress
Q10 seasonal fluctuation soil respiration spatial distribution
2009/8/28
Soil respiration rate was measured for 2.5 years along the slope at Kiryu Experimental Watershed in Shiga Prefecture, Japan. The soil respiration rate was lower at the bottom of slope with saturated c...
Relationship between Stand Structure and Damage Rate in Japanese Larch Forests Damaged by Glaze
diameter distribution discriminant analysis glaze damage slenderness ratio stand density control diagram
2009/8/24
Data on the Japanese larch (Larix kaempferi Carr) forest damaged by glaze in Hidaka Hokkaido in February 2004 was analyzed to work toward developing a system that minimizes glaze damage. The distribut...
Rate of deterioration, degrade, and fall of trees killed by mountain pine beetle
bluestain decay fungi moisture content mountain pine beetle shelf-life stand structure wood
2009/1/8
The information presented in this paper results from a review of published articles on deterioration of dead wood, and interviews of people with forestry and (or) mill experience from the 1980s Caribo...