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The Impact of Season on Productivity and Time Consumption in Timber Harvesting from Young Alder Stands in Lowland Poland
Alnus glutinosa commercial thinning season of timber harvesting productivity time consumption time study working time structure
2024/1/19
The purpose of this study was to establish the impact of season on productivity, labour consumption, and working time structure during timber harvesting from young alder stands (Alnus glutinosa Gaertn...
Integrated Harvesting of Medium Rotation Hybrid Poplar Plantations: Systems Compared
mass handling WTH CTL Integrated Harvesting MRC ex-arable land
2023/11/22
In this study, the authors provide a direct comparison made between whole tree-harvesting (WTH) and cut-to length (CTL) methods, which was conducted in two sites in the Slovak Republic and applied to ...
Modelling and mapping of soil damage caused by harvesting in Caspian forests (Iran) using CART and RF data mining techniques
forestry operations hazard zoning spatial prediction timber skidding tree ensemble techniques
2018/3/6
Controlling the soil damage caused by forest harvesting has a key role in forest management due to its effect on forest
dynamics and productivity, mainly through modifying the physical, mechanical, a...
Harvesting clues to GMO dilemma from China’s soybean fields（图）
GMO dilemma China’s soybean fields
2015/9/25
China’s struggle – mirrored across the globe -- to balance public concern over the safety of genetically modified (GM) crops with a swelling demand for affordable food crops has left a disconnect: ...
Selecting the efficient harvesting method using multiple-criteria analysis: A case study in south-west Western Australia
harvesting method cut-to-length in-field chipping operating costs yield multiple-criteria analysis
2015/4/24
Different factors can impact on the timber harvesting methods including stand characteristics, ground conditions, extraction distance, climate, silvicultural treatments and social interests. The multi...
Seed genotypes for harvesting seeds in the production of generative rootstocks for peach cultivars
breeding Prunus persica winter hardiness stratification germination capacity
2015/3/24
Six novel peach genotypes, designated BN-1, BN-3, BN-4, BN-7, BN-8 and BN-45, were assessed for usefulness as sources of seeds for production of generative rootstocks for peach cultivars. The genotype...
Timber harvesting in the ukrainian carpathians: Ecological problems and methods to solve them
crawler and wheeled skidders damage to ground surface rut formation undergrowth damage
2015/3/19
The paper contains results of comparative investigations of crawler and wheeled skidders regarding their effect on soil surface, undergrowth and rut formation during mountain timber harvesting. It was...
Evaluating the shelterwood harvesting system after 25 years in a beech Fagus orientalis Lipsky) forest in Iran
regeneration unit silviculture Hyrcanian forest
2015/3/16
Beech (Fagus orientalis Lipsky) is the most industrial commercial tree species among more than 80 broadleaved trees and shrubs in Hyrcanian forests. In this study some of the silvicultural properties ...
Structural and compositional responses to timber harvesting for an old-growth forest on Changbai Mountain, China – Short Communication
forest harvesting stand structure species composition northeast China forest conservation Pinus ko-raiensis
2015/3/12
Broadleaved-Korean pine (Pinus koraiensis) mixed forest is a dominant native vegetation type in the eastern Eurasian Continent. We intended to examine the implications of high-intensity timber harvest...
Productivity and costs of the mechanised cut-to-length wood harvesting system in clear-felling operations
hauling distance payload harvester
2015/3/5
A study of labour productivity was conducted in fully mechanised harvesting technologies. The study revealed that the productivity of harvesters was particularly affected by the average tree volume of...
Mechanized harvesting and primary processing of Calendula officinalis L. inflorescences
marigold virtual rotating comb separation sieves
2014/10/24
Manual harvesting of marigold (Calendula officinalis L.) inflorescences results in superior quality, but requires enormous manpower. The objectives of the research were to examine the possibility of m...
Effect of Harvesting Frequency, Variety and Leaf Maturity on Nutrient Composition, Hydrogen Cyanide Content and Cassava Foliage Yield
Manihot esculenta Crantz Cassava Foliage Harvesting Frequency Variety
2016/5/11
The experiment studied the effect of harvesting frequencies and varieties on yield, chemical composition and hydrogen cyanide content in cassava foliage. Foliage from three cassava varieties, K94 (ver...
Effects of nitrogen and harvesting time on chemical composition of biomass of Sudan grass, fodder sorghum, and their hybrid
Chemical composition fodder sorghum harvest period
2011/6/29
The subject of this study is 2-year variability research (2007 and 2008) of the chemical composition of naturally dried biomass samples of 3 different sorghum species, which are widely used in the sou...
Detecting effects of upper basin riparian harvesting at downstream reaches using stream indicators
effectiveness evaluation logging impacts riparian harvesting riparian reserves stream indicators
2010/8/31
Stream evaluation field data from 44 basins in the Bowron River watershed were used in combination with results from GIS spatial analysis to investigate whether impacts from logging the riparian zone ...
Equilibrium forest age structure: Simulated effects of random wild fires, fire control, and harvesting
age structure British Columbia equilibrium fire control forest fires harvesting sustained yield
2010/8/31
Historically, fire has been one of the main determinants of age structure in the forests of British Columbia, but in the face of recurring fires and other disruptive processes, achieving a stable fore...