نتایج جستجو برای: forestry operations

تعداد نتایج: 145536  

2017
Ting Yun Bangqian Chen Weizheng Li Yuan Lianfeng Xue

1School of Information Science & Technology, Nanjing Forestry University, 210037 Nanjing, China. 2Danzhou Investigation & Experiment Station of Tropical Crops, Ministry of Agriculture/Rubber Research Institute, Chinese Academy of Tropical Agricultural Sciences, Danzhou 571737, China 3Advanced Analysis and Testing Centre, Nanjing Forestry University, 210037 Nanjing, China. 4College of Forestry, ...

2016
Yukari Fuchigami Keishiro Hara Michinori Uwasu Shuji Kurimoto

We investigated local forest management practices in Osaka, Japan aiming to clarify mechanisms that hinder long-term, sustainable forestry operation by carrying out forest surveys and interview surveys. Because mountain districts in Japan now face declining and aging populations, forestry work has shifted to forest owners’ associations, with efficient forest management being required on an ad h...

2015
M. G. Healy

Forestry harvesting on peats is known to result in significant losses of soil phosphorus (P) to adjacent waters, and the issue is becoming an increasingly serious concern as peatland forest stocks mature and reach harvestable age. One potential solution could be the use of low-cost P recovery techniques based on the chemical precipitation and/or adsorption of the dissolved fraction of soil P, w...

Journal: :Acta silvae et ligni 2021

Generally applicable and professionally applied criteria for acceptable soil damage after forest operations are a prerequisite efficient protection objective control of the quality operations. This research took form survey conducted among forestry experts to examine acceptability proposed by Poje et al. (2019) on basis previous studies. The was 35th Forestry Study Days Conference involved 62 r...

1996
David Yomogida Bryce Stokes

SUMMARY This report reviews the current state of mechanization of operations, from establishment through harvesting and transportation, for short-rotation hardwood plantations. Given that essentially all of the high production plantations in the U.S. are intended for pulp production, with residues for energy as a secondary product, the report focuses mainly on approaches for producing trees gre...

Journal: :EPRA international journal of multidisciplinary research 2022

This paper is the analysis of 25 research papers combined on topic Agriculture. The aims to showcase how Operations in agriculture and various other factors play a key role development Agricultural Industry KEYWORDS:Agriculture, artificial intelligence, electric tractor, forestry, multi-robot, operational costs, ploughing, agricultural exports, vehicle

2017
Ulf Johansen Adrian Werner Vibeke Nørstebø Thomas J. Straka

As a consequence of past decades of extensive afforestation in Norway, mature forest volumes are increasing. National forestry politics call for sustainable and efficient resource usage and for increased regional processing. Regional policies seek to provide good conditions for such industries to be competitive and to improve regional value creation. We demonstrate how methods from operations r...

2017

1Key Laboratory of Pathogenic Fungi and Mycotoxins of Fujian Province, Fujian Agriculture and Forestry University, China 2Key Laboratory of Biopesticide and Chemical Biology of Education Ministry, and School of Life Science, Fujian Agriculture and Forestry University, China 3Key Laboratory of Agroecological Processing and Safety Monitoring, Fujian Agriculture and Forestry University, China 4Ins...

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