Results 21 to 30 of about 27,360 (316)

Structure of the formation of a classification description of forest rakes [PDF]

open access: yesBIO Web of Conferences
When performing work related to the proper maintenance of a number of infrastructure facilities, the structure of technological processes often provides for the technological operation of collecting and raking logging residues, carried out by ...
Platonov Alexey
doaj   +1 more source

Forest cover dynamics of the Bazoy Siberian pine (Pinus sibirica Du Tour) forest from 1915 to 2015

open access: yesMetsanduslikud Uurimused, 2021
The article considers the long-term (100 years) dynamics of the forest cover of the southernmost unit of Siberian pine forests on the West Siberian plain.
Debkov Nikita   +3 more
doaj   +1 more source

Mechanisms of Forest Restoration in Landslide Treatment Areas [PDF]

open access: yesSustainability, 2014
Reforestation after a landslide facilitates competition between herbaceous plants and arborous plants. Tangible variations in grassland areas in regions susceptible to landslides can only be found within collections of trees. A landslide area in the Sule Watershed was investigated.
Yi-Chang Chen, Chen-Fa Wu, Shin-Hwei Lin
openaire   +1 more source

Chiral monoterpenes reveal forest emission mechanisms and drought responses [PDF]

open access: yesNature, 2021
Abstract Monoterpenes (C 10 H 16 ) are emitted in large quantities by vegetation to the atmosphere (>100 TgC year −1 ), where they readily react with hydroxyl radicals and ozone to form new ...
Joseph Byron   +7 more
openaire   +5 more sources

Análise técnica e econômica da colheita florestal mecanizada em Niquelândia, Goiás Technical and economical analysis of the automated forest harvesting in Niquelândia, Góias

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2008
O objetivo deste trabalho foi analisar técnica e economicamente as etapas da colheita mecanizada de madeira de eucalipto correspondentes ao corte, extração, processamento e transporte.
Luciano J. Minette   +4 more
doaj   +1 more source

Toward the valorization of olive (Olea europaea var. europaea L.) biodiversity: horticultural performance of seven Sicilian cultivars in a hedgerow planting system [PDF]

open access: yes, 2019
An intense survey of the Sicilian's olive growing areas for autochthonous germplasm, mainly represented by centennials olive trees (Olea europaea var. europaea L.) apparently older then III centuries, started at the beginning of the 1980s and resulted in
Caruso T.   +4 more
core   +1 more source

Propriedades físicas e mecânicas de latossolos em diferentes manejos florestais Physical and mechanical properties of Latosols in different forest management

open access: yesCiência e Agrotecnologia, 2010
Com a intensa mecanização das operações florestais, a compactação do solo, causada pelo tráfego, pode ser limitante para a obtenção de maiores produtividades.Objetivou-se, neste estudo, avaliar as alterações em algumas propriedades físicas e mecânicas ...
Arystides Resende Silva   +2 more
doaj   +1 more source

CONSCIENTIOUS MANAGEMENT OF SOIL HUMUS AND WATER: A MAJOR CONDITION FOR PURPOSEFUL MECHANISATION OF FIELD CROP HUSBANDRY IN TROPICAL RAIN FOREST OF NIGERIA [PDF]

open access: yesScientific Papers Series : Management, Economic Engineering in Agriculture and Rural Development, 2016
Machinery and implements used in agricultural product/on work in media of lives - the soil, livestock and crops. Certain features of these media determine the possibility and extent of mechanization of works relating to them.
Paul O. SIMEON   +2 more
doaj  

Análise do desempenho da máquina 'slingshot' em subsistemas de colheita em florestas de eucalipto Analysis of the performance of a slingshot machine in subsystems of eucalyptus forest harvesting

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2004
Com este trabalho, objetivou-se avaliar, técnica e economicamente, o 'slingshot' em diferentes subsistemas de colheita em florestas de eucalipto. A análise técnica englobou um estudo de tempos e movimentos e produtividade, e a análise econômica envolveu ...
Amaury P. de Souza   +4 more
doaj   +1 more source

Análise técnica e econômica do forwarder em três subsistemas de colheita de florestas de eucalipto Technical and economic analysis of a forwarder under three eucalyptus forest harvest subsystems

open access: yesRevista Árvore, 2004
O objetivo deste trabalho foi avaliar técnica e economicamente o forwarder em três subsistemas de colheita em florestas de eucalipto. A análise técnica englobou um estudo de tempos e movimentos e de produtividade.
Luciano José Minette   +4 more
doaj   +1 more source

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