Titlebook: Operational Efficiency in Forestry; Vol. 2: Practice C. R. Silversides,U. Sundberg Book 1989 Springer Science+Business Media Dordrecht 1989

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书目名称Operational Efficiency in Forestry影响因子(影响力)




书目名称Operational Efficiency in Forestry影响因子(影响力)学科排名




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书目名称Operational Efficiency in Forestry网络公开度学科排名




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书目名称Operational Efficiency in Forestry被引频次学科排名




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书目名称Operational Efficiency in Forestry年度引用学科排名




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书目名称Operational Efficiency in Forestry读者反馈学科排名

步兵

不开心

Control in Woodlands Operations,crease, the need for tighter controls on operations increases in direct proportion. Many operators are instinctively cost and production conscious, but many do not understand the value of control on their operations. The black book in the hip pocket type of control is a thing of the past and, if an

剧本

Soil Compaction,forest soils are typically porous well-aggregated mixtures of mineral soil particles and organic material and it is this porous nature that makes the forest soil particularly susceptible to compaction by logging equipment. A single pass or very few passes will make the greatest impact on the bulk de

原始

Early Thinnings,cing between the trees — up to a point — improves the quality of wood and gives, in thinnings, a wider choice in the selection of trees and species to survive for sustained growth. Also natural regeneration of trees may come into a plantation in which a prescribed spacing is observed. These factors

博识

Harvesting Biomass for Fuel,development of new harvesting techniques, each adapted to the special type of biomass resource available as fuel in that particular situation. A wide range of different types of woody materials are now used for very different market outlets, resulting in a corresponding flora of machines, systems an

Intend

Forest Roads in a Staggered Ownership Setting,ministrative tools to allow and promote the establishment and continuing maintenance of an adequate forest road network. In some countries, especially those with small forest areas intermixed with agricultural land, the state provides the roads, which then become part of the public road network. Pri

Comprise

斗争

C. R. Silversides,U. Sundberga country parson, that he studied medicine at Heidelberg and subsequently served for several years as assistant to Helmholtz at that university, and that he was by profession a physiologist until, in his 40th or 41st year, he set about writing what Boring (1950) called “the most important book in th

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