Agris Zimelis

ORCID id: https://orcid.org/0000-0002-3469-0359

Publikāciju saraksts
List of publications

  • Zimelis A., Spalva G. 2022. Productivity and GHG balance of harvesting and forwarding in thinning of aspen hybrid plantations. In: Proceedings of 21st International Scientific Conference Engineering for Rural Development, Jelgava, Latvia, 25-27 May 2022. Jelgava: LULST, p. 537-542; https://doi.org/10.22616/ERDev.2022.21.TF181
  • Līcīte I., Makovskis K., Kalēja S., Zimelis A., Champion J., Lazdiņš A. 2021. Greenhouse gas mitigation potential of forest biofuel originated in Latvia. In: Proceedings of the 10th International Scientific Conference “Rural Development 2021: Challenges for Sustainable Bioeconomy and Climate Change”, 21-23 September 2021. Kaunas: Vytautas Magnus University Agriculture Academy, p. 106-111; https://doi.org/10.15544/RD.2021.018
  • Lazdins A., Kaleja S., Zimelis A., Spalva G., Bardulis A. 2021. Productivity and carbon dioxide (CO2) emissions of compact class vimek 404 T5 harvester in thinning of young birch stands in afforested cropland. In: Proceedings of 20th International Scientific Conference "Engineering for Rural Development 2021", Virtual, Jelgava, 26-28 May 2021. Jelgava: LUA, Vol. 20, p. 780-785; https://doi.org/10.22616/ERDev.2021.20.TF173
  • Zimelis A., Lazdins A., Saule G., Kaleja S. 2021. Estimation of productivity and cost of small-size fully-mechanized cut-to-length systems. In: Proceedings of 20th International Scientific Conference "Engineering for Rural Development 2021", Virtual, Jelgava, 26-28 May 2021. Jelgava: LUA, Vol. 20, p. 1814-1820; https://doi.org/10.22616/ERDev.2021.20.TF398
  • Zimelis A. 2020. Skuju koku celmu ieguves un transportēšanas tehnoloģisks risinājums / Technology for extraction and transportation of coniferous stumps. Promocijas darbs mežzinātņu doktora grāda iegūšanai / Thesis (Dr. silv.). LVMI Silava / LSFRI Silava
  • Zimelis A., Kalēja S., Sergey A. 2020. Evaluation of productivity and costs of Malwa forest machine in sanitary fellings in Latvia. In: Proceedings 26th Annual International Scientific Conference "Research for Rural Development 2020". Jelgava: LULST, Vol. 35, p. 61-65; https://doi.org/10.22616/rrd.26.2020.009
  • Zimelis A., Sisenis L., Sarmulis Z. 2020. Effect of forwarder load size and number of passes on formation of ruts in main felling areas on peat soils (Myrtillosa turf. mel.) in Latvia. In: Proceedings of 19th International Scientific Conference "Engineering for Rural Development". Jelgava: LULST, Vol. 19, p. 191-197; https://doi.org/10.22616/ERDev.2020.19.TF042
  • Lazdiņš A., Iecelnieks E., Zimelis A., Spalva G. 2019. Evaluation of work methods for production of solid biofuel from harvesting residues in commercial thinning of coniferous forests. In: Proceedings of Scientific Conference "Engineering for Rural Development 2019". Jelgava: LUA, Vol. 18, p. 1546-1551; https://doi.org/10.22616/ERDev2019.18.N457
  • Zimelis A., Kalēja S., Okmanis M. 2019. Complex forest management system based on small size forest machines. In: Proceedings of Scientific Conference "Engineering for Rural Development", 2019. Jelgava: LUA, Vol. 18, pp. 475-480; https://doi.org/10.22616/ERDev2019.18.N021
  • Kalēja S., Lazdiņš A., Zimelis A., Spalva G. 2018. Model for cost calculation and sensitivity analysis of forest operations. Agronomy Research, 16(5), 2068-2078; https://doi.org/10.15159/AR.18.207
  • Kalēja S., Petaja G., Zimelis A., Puzuls K. 2018. Increase of forwarding productivity and reduction of tree damages in thinning by use of loading grapple with tilt function. In: Proceedings of 17th International Scientific Conference "Engineering for Rural Development". Jelgava: LUA, Vol. 17, p. 1384-1389; https://doi.org/10.22616/ERDev2018.17.N148
  • Petaja G., Kaleja S., Zimelis A., Lazdins A. 2018. Comparison of productivity of standard and accumulating forwarder grapple in thinning. In: Proceedings of 17th International Scientific Conference "Engineering for Rural Development". Jelgava: LUA, Vol. 17, p. 1366-1371; https://doi.org/10.22616/ERDev2018.17.N143
  • Pužuls K., Štāls T., Zimelis A., Lazdiņš A. 2018. Preliminary conclusions on application of ultrasonic sensors in evaluation of distribution and depth of ruts in forest thinning. Agronomy Research, 16(S1), 1209-1217; https://doi.org/10.15159/AR.18.051
  • Zimelis A., Kaleja S., Luguza S. 2018. Factors affecting productivity of machined logging in thinning using small size forest machines. In: Proceedings of 24th International Scientific Conference "Research for Rural Development 2018". Jelgava: LUA, Vol. 1, p. 47-52; https://doi.org/10.22616/rrd.24.2018.007
  • Zimelis A., Sisenis L., Sarmulis Z., Ariko S. 2018. Technology and energy balance in stump harvesting with MCR500. In: Proceedings of 17th International Scientific Conference "Engineering for Rural Development". Jelgava: LUA, Vol. 17, p. 1395-1400; https://doi.org/10.22616/ERDev2018.17.N162
  • Rozītis G., Zimelis A., Lazdiņš A. 2017. Evaluation of productivity and impact on soil of tracked Prosilva F2/2 forwarder in forest thinning. In: Proceedings of 23th International Scientific Conference "Research for Rural Development 2017". Jelgava: LUA, Vol. 1, p. 94-100; https://doi.org/10.22616/rrd.23.2017.014
  • Rozītis G., Zimelis A., Lazdiņš A. 2017. ProSilva F2/2 pievedējtraktora ražīguma un ietekmes uz augsni novērtējums kopšanas cirtē. Grām.: Starptautiskās zinātniski praktiskās konferences "Zinātne un prakse nozares attīstībai" tēzes. Jelgava: LLU, LVMI Silava, 30.-31. lpp.
  • Sisenis L., Pilvere I., Nipers A., Jansons A., Zimelis A. 2017. Profitability of the management of coniferous forest stands in Latvia. In: Proceedings of International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM. Albena: SGEM, Vol. 17, Issue 32, p. 923-932; https://doi.org/10.5593/SGEM2017H/33/S14.064
  • Sisenis L., Pilvere I., Nipers A., Zimelis A. 2017. Hunting safety role in sustainable forest management in Latvia. In: Proceedings of International Multidisciplinary Scientific GeoConference Surveying Geology and Mining Ecology Management, SGEM. Albena: SGEM, Vol. 17, Issue 32, p. 853-862; https://doi.org/10.5593/sgem2017/32/S14.110
  • Zimelis A., Lazdiņš A. 2017. Padeves veltņu ietekme uz kokmateriālu kvalitāti mietu ražošanā. Grām.: Starptautiskās zinātniski praktiskās konferences "Zinātne un prakse nozares attīstībai" tēzes. Jelgava: LLU, LVMI Silava, 33. lpp.
  • Zimelis A., Lazdiņš A. 2017. Vimek harvestera darba ražīguma salīdzinājums bērzu plantācijās un mežaudzēs. Grām.: Starptautiskās zinātniski praktiskās konferences "Zinātne un prakse nozares attīstībai" tēzes. Jelgava: LLU, LVMI Silava, 32. lpp.
  • Zimelis A., Lazdins A., Abele A. 2017. The impact of feed rollers on the quality of timber in the manufacturing of posts. In: Proceedings of 23th International Scientific Conference "Research for Rural Development 2017". Jelgava: LUA, Vol. 1, p. 101-106; https://doi.org/10.22616/rrd.23.2017.015
  • Zimelis A., Lazdiņš A., Spalva G. 2017. Comparison of productivity of Vimek harvester in birch plantation and young coniferous stands. In: Proceedings of 23th International Scientific Conference "Research for Rural Development 2017". Jelgava: LUA, Vol. 1, p. 107-112; https://doi.org/10.22616/rrd.23.2017.016
  • Zimelis A., Kaleja S., Spalva G., Lazdins A. 2017. Impact of feed rollers on productivity and fuel consumption. In: Proceedings of 16th International Scientific Conference "Engineering for Rural Development". Jelgava: LUA, Vol. 16, p. 756-760; https://doi.org/10.22616/ERDev2017.16.N152
  • Lazdiņš A., Prindulis U., Kalēja S., Daugaviete M., Zimelis A. 2016. Productivity of Vimek 404 T5 harvester and Vimek 610 forwarder in early thinning. Agronomy Research, 14(2), 475-484
  • Zimelis A., Spalva G., Saule G., Daugaviete M., Lazdiņš A. 2016. Productivity and cost of biofuel in ditch cleaning operations using tracked excavator based harvester. Agronomy Research, 14(2), 579-589
  • Makovskis K., Lazdins A., Zimelis A., Gaitnieks T. 2015. Productivity and cost of stump extraction in forest stands heavily affected by root rot. In: Libiete Z. (Ed.) Book of abstracts of the international scientific conference "Knowledge Based Forestry Sector". Salaspils: LSFRI Silava, p. 30-32
  • Zimelis A., Lazdins A., Spalva G., Saule G. 2015. Results of evaluation of different methods and technologies of solid biofuel production in ditch cleaning harvesting operations. In: Libiete Z. (Ed.) Book of abstracts of the international scientific conference "Knowledge Based Forestry Sector". Salaspils: LSFRI Silava, p. 29
  • Kalēja S., Lazdiņš A., Zimelis A. 2014. Impact of assortments' structure on harvesting productivity and costs of pre-commercial thinning. In: Proceedings of 20th International Scientific Conference "Research for Rural Development 2014". Jelgava: LUA, Vol. 2, p. 83-89
  • Lazdina D., Lazdins A., Bardulis A., Liepins J., Prindulis U., Zimelis A., Makovskis K., Jansons A. 2014. Regeneration of wet and drained forests by mounding in Latvia. In: Book of Abstracts of 9th Baltic Theriological Conference: Forest ecosystems and its management: towards understanding the complexity. Salaspils: LSFRI Silava, DU Institute of Systematic Biology, p. 22-24
  • Lazdiņš A., Kalēja S., Zimelis A. 2014. Factors affecting productivity and cost of solid biofuel in mechanized forest ditch cleaning. In: Proceedings of 20th International Scientific Conference "Research for Rural Development 2014". Jelgava: LUA, Vol. 2, p. 90-96
  • Lazdiņš A., Lazdāns V., Kalēja S., Zimelis A., Prindulis U., Kļaviņa D., Rozītis G. 2014. Celmu biokurināmā resursu un to pieejamības apskats egļu audzēs valsts mežos. Mežzinātne, 28, 166-179
  • Zimelis A., Lazdiņš A., Sarmulis Z. 2013. Comparison of productivity of CBI and MCR-500 stump lifting buckets in Latvia. In: Proceedings of the 19th International Scientific Conference "Research for Rural Development 2013". Jelgava: LUA, Vol. 2, p. 59-65
  • Lazdiņa D., Lazdiņš A., Zimelis A. 2012. Comparison of productivity of soil scarification with conventional excavator bucket and mounder MPV-600. In: Proceedings of the Nordic Baltic conference on forest operations – OSCAR 2012. Mežzinātne, 25, 131-133
  • Lazdiņa D., Zimelis A., Lazdāns V., Lazdiņš A. 2012. Productivity of tending depending on intensity of overgrowth. In: Proceedings of the Nordic Baltic conference on forest operations – OSCAR 2012. Mežzinātne, 25, 134-135
  • Lazdiņš A., Zimelis A. 2012. Productivity of stump lifting head MCR-500. In: Proceedings of the Nordic Baltic conference on forest operations – OSCAR 2012. Mežzinātne, 25, 42-44
  • Lazdiņš A., Zimelis A. 2012. System analysis of productivity and cost of stump extraction for biofuel using MCR 500 excavat or head. In: Proceedings of 18th Annual International Scientific Conference "Research for Rural Development 2012". Jelgava: LUA, Vol. 2, p. 62-68
  • Lazdiņš A., Zimelis A., Gusarevs I. 2012. Preliminary data on productivity of stump lifting head MCR-500. In: Proceedings of International Scientific Conference "Renewable energy and energy efficiency". Jelgava: LUA, pp. 150-155.
  • Zimelis A., Lazdāns V., Lazdiņa D. 2012. Evaluation of forest regeneration results after stump extraction in joint stock company "Latvian State Forests". In: Proceedings of 18th Annual International Scientific Conference "Research for Rural Development 2012". Jelgava: LUA, Vol. 2, p. 69-72

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