Vol. 1 (2021): Environment. Technology. Resources. Proceedings of the 13th International Scientific and Practical Conference. Volume 1

Environment and Resources

• ASSESSING MERCURY POLLUTION USING BLACK STORK EGGSHELLS

  Anda Abola, Maris Strazds, Zanda Gavare, Rita Veilande

  12-16

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• STUDY OF THE DISTRIBUTION OF AIR TEMPERATURE IN A GREENHOUSE HEATED BY AIR TO AIR HEAT PUMP

  Agris Auce, Aivars Jermuss, Adolfs Rucins, Semjons Ivanovs, Ugis Grinbergs

  17-22

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• EXPRESSION OF COMMUNICATION SKILLS AND BENEFITS FOR CREATING AN EFFECTIVE MENTORING ENVIRONMENT. COMPARATIVE ANALYSIS OF THE CASE OF LITHUANIA AND LATVIA

  Vitalija Bartuševičienė, Vaida Bartkute-Norkuniene, Rasa Jodienė, Anda Zvaigzne, Inta Kotāne, Iveta Mietule, Sandra Murinska

  23-29

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• WATER SPRINGS AS A RESOURCE FOR NATURE TOURISM IN LATVIA: A TOURIST PERSPECTIVE

  Jānis Bikse, Mahender Reddy Gavinolla

  30-37

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• FINANCIAL MANAGEMENT OF MICRO-ENTERPRISES IN LATVIAN FISHERIES SECTOR

  Inese Biukšāne

  38-42

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• DEVELOPMENT OF SMART VILLAGES AS A FACTOR FOR RURAL DIGITAL TRANSFORMATION

  Renāte Cāne

  43-49

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• SEASONAL DYNAMICS OF PHYTOPLANKTON AND SOME HYDROCHEMICAL INDICATORS OF THE PEIPSI-PSKOV LAKE

  Tatyana Drozdenko, Sergey Fedorov, Irina Kek

  50-54

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• EVALUATION OF VIBRATION-BASED GLOBAL STRUCTURAL HEALTH MONITORING METHOD FOR MEDIUM-RISE BUILDINGS

  Liga Gaile, Ivars Radins

  55-61

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• ON ONE SCIENTIFICALLY BASED SOWING MANAGEMENT FOR GETTING PARETO-OPTIMAL CROPS HARVEST

  Sharif E. Guseynov, Ruslans Aleksejevs, Sergey Matyukhin, Jekaterina Aleksejeva, Galina Semenova

  62-71

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• ON THE ISSUE OF PLANNING SOWING AGRICULTURAL CROPS WITH THE MINIMUM RISK UNDER THE PRESENCE OF VARIOUS AGROCLIMATIC CONDITIONS

  Sharif E. Guseynov, Sergey Matyukhin, Misir J. Mardanov, Jekaterina v. Aleksejeva, Olga Sidorenko

  72-83

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• SOURCES OF UNCERTAINTY AND PROBLEMS OF INCREASING THE ACCURACY OF FLOW ASSESMENT FOR THE TRANSBOUNDARY NARVA RIVER

  Artem Iukhno, Tatiana Yakovleva, Yaroslav Kobets

  84-90

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• STRUCTURAL INVESTIGATION OF A HIGH-CHROMIUM MATERIAL USED AS AN EXTERNAL, WORKING LAYER OF A BIMETALLIC MILL ROLLER

  Peter Ivanov, Ivan Georgiev, Angel Velikov

  91-94

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• EXTRUSION TECHNOLOGY OF SOYBEANS AND OBTAINED PRODUCT FEEDING EFFECT ON LACTATING SOWS AND THEIR OFFSPRINGS PRODUCTIVITY

  Imants Jansons, Lilija Degola, Vita Sterna

  95-100

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• IMPACT OF CULTIVATION TECHNOLOGIES ON SOYBEAN PRODUCTION AND QUALITY

  Inga Jansone, Vita Sterna, Veneranda Stramkale, Aldis Stramkalis, Arnis Justs, Sanita Zute

  101-107

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• ENERGY EFFICIENCY ASSESSMENT OF THE HOUSING STOCK IN BELARUSIAN REGIONS

  Volha Kameka, Izmailovich Svetlana, Alena Lisichonak

  108-112

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• STUDY OF CHANGES IN CURRANT DURING FAST FREEZING

  Serhii Kiurchev, Valentуna Verkholantseva, Lyidmila Kiurcheva, Taras Hutsol, Iryna Semenyshyna

  113-116

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• DEFORMATION TRANSVERSE SHEAR BENDING STATE OF A THIN PLATE LAYER OF AN ANISOTROPIC GEOLOGICAL MEDIUM FROM THE ACTION OF CONCENTRATED ENERGY IMPULSES

  Ilya Kolesnikov, Viktor Tatarinov, Tatiana Tatarinova

  117-121

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• FEATURES OF WEEDINESS OF THE FIELD BY ROOT RESIDUES OF CORN

  Mykola Korchak, Serhii Yermakov, Taras Hutsol, Lesya Burko, Weronika Tulej

  122-126

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• ECOLOGICAL AND ECONOMICAL SUBSTATIATION OF PRODUCTION OF HYDROGEN

  Nataliia Kovalenko, Taras Hutsol, Oleksander Labenko, Szymon Glowacki, Dmytro Sorokin

  127-131

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• RESEARCH OF BIOMASS MICRO-COGENERATION SYSTEM INTEGRATION WITH A SOLAR PV PANELS IN ZERO-ENERGY FAMILY BUILDING

  Janis Kramens, Edgars Vīgants, Ivars Liepiņš, Viktorija Terjanika

  132-138

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• THE DEVELOPMENT PROBLEMS OF BIOLOGICAL BEEKEEPING

  Ilga Krampuža

  139-144

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• THE METHODOLOGY FOR THE CREATION OF AN ADAPTED MODEL FOR THE TRANSITION TO THE CIRCULAR ECONOMY FOR THE SMALL AND MEDIUM ENTERPRISES OF LATVIA IN A LONG TERM PERSPECTIVE

  Ivo Lemss, Una Libkovska

  145-148

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• CRITICAL THINKING AS GROUNDS OF SOCIALLY RESPONSIBLE COMMUNICATION

  Iveta Linina, Velga Vevere

  149-154

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• CLIENT RELATIONSHIP MANAGEMENT IN LATVIAN RETAIL ENTERPRISES UNDER COVID-19 CIRCUMSTANCES

  Iveta Linina, Rosita Zvirgzdina, Velga Vevere

  155-161

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• MODELLING THE HORIZONTAL VELOCITY FIELD OF THE NIZHNE-KANSK MASSIF ACCORDING TO GNSS OBSERVATIONS

  Alexandr Manevich, Vladimir Kaftan, Roman Shevchuk, Danil Urmanov

  162-169

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• REVIEW OF CHARACTERISTICS OF ALNUS GLUTINOSA STANDS QUALITY ACCORDING TO FOREST TYPES AND AGES

  Ziedonis Miklašēvičs

  170-177

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• INDUSTRY 4.0 – ADVANTAGES ANDCHALLENGES IN THE REPUBLIC OF BULGARIA

  Nicholay Hristov Nenov

  178-182

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• UPCYCLING OF TECHNOGENIC MINERAL WASTE – CHALLENGES AND SOLUTIONS

  Gotfrīds Noviks

  183-190

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• INFLUENCE OF TEMPERATURE ON METHANE OUTPUT FROM BOG SLUDGE AND CRUSHED REED RAW MATERIALS

  Sergejs Osipovs, Aleksandrs Pučkins, Mihails Pupiņš, Jeļena Kirilova, Juris Soms

  191-194

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• BIOGAS PRODUCTION POSSIBILITY FROM AQUACULTURE WASTE

  Sergejs Osipovs, Aleksandrs Pučkins, Mihails Pupiņš, Jeļena Kirilova, Juris Soms

  195-199

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• NUMBER OF FINE PARTICLES’ AND THEIR MASS CONCENTRATION: COMPARISON OF EMISSION OF NEW PRINTING TECHNOLOGY VERSUS TRADITIONAL LASER TECHNOLOGY

  Linda Paegle, Žanna Martinsone, Ivars Vanadziņš, Ilona Pavlovska, Lāsma Akūlova

  200-205

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• PRODUCTIVITY OF DIFFERENT SOYBEAN CULTIVARS DEPENDING ON METEOROLOGICAL CONDITIONS AND GROWING MANNER IN LATGALE 2018–2020

  Kintija Pekša, Arnis Justs, Veneranda Stramkale, Aldis Stramkalis, Sanita Zute

  206-212

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• MECHANICAL PROPERTIES OF WOOD PLASTIC COMPOSITES WITH THE ACTIVATED WOOD FILLER

  Galia Shulga, Brigita Neiberte, Sanita Vitolina, Anrijs Verovkins, Julia Brovkina, Talrits Betkers

  213-217

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• ALTERNATIVE UV LIGHT SOURCES FOR SURFACE DISINFECTION

  Atis Skudra, Linda Mezule, Karina Spunde, Gita Revalde, Anna Zajakina, Madara Ziņģe, Tālis Juhna

  218-222

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• APPLICATION OF LOW-COST OPTICAL PM SENSOR FOR MONITORING OF PARTICULATE MATTER AIR POLLUTION IN THE URBAN ENVIRONMENT: A CASE STUDY IN ESPLANĀDE HOUSING ESTATE, DAUGAVPILS CITY

  Juris Soms, Haralds Soms

  223-229

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• USING OF AIRBORNE LIDAR ALTIMETRY AND SEMI-AUTOMATED GIS TOOLS FOR IDENTIFICATION AND MAPPING OF FLUVIAL TERRACES IN THE AUGŠDAUGAVA SPILLWAY VALLEY

  Juris Soms, Valdis Vorsalvs

  230-236

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• EFFECT OF VERMICOMPOST DOSES ON CANABIS SATIVA PHOTOSYNTHESIS-RELATED PARAMETERS, GROWTH AND YIELD

  Veneranda Stramkale, Gederts Ievinsh, Māra Vikmane, Agnese Kirse, Ieva Kroica

  237-243

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• EVALUATION OF CALCIUM CARBONATE CONTENT IN EGGSHELLS OF AVIAN, TURTLE, SNAIL, AND OSTRICH USING CHEMICAL ANALYSIS AND SCANNING ELECTRON MICROSCOPY

  Inta Umbraško, Aleksandrs Petjukevičs, Anna Batjuka, Nadežda Harlamova

  244-249

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• THE USE OF DIGITAL COMMUNICATIONS TOOLS BY LATVIAN ENVIRONMENTAL NGOS

  Denis Vasiliev

  250-254

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• STRUCTURAL INVESTIGATION OF THE INTERMEDIATE LAYER IN A BIMETAL MILL ROLLER PRODUCED BY THE METHOD OF VERTICAL AXIS CENTRIFUGAL CASTING

  Angel Velikov, Ivanov Ivanov, Ivan Georgiev

  255-258

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• MIXING VISCOUS LIQUIDS IN SETTLING TANKS

  Oleg Voroztsov, Sergey Tikhonov, Aleksandr Bileev

  259-263

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• PRIMARY ASSESSMENT OF THE DEGREE OF TORREFACTION OF BIOMASS AGRICULTURAL CROPS

  Serhii Yermakov, Taras Hutsol, Szymon Glowacki, Vadym Hulevskyi, Viktoriia Pylypenko

  264-267

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• PROCUREMENT MANAGEMENT AS A CONDITION OF INCREASING THE COMPETITIVENESS OF AGRO-PROCESSING ENTERPRISES

  Yahor Zhyluk, Daina Znotina, Alena Lisichonak

  268-274

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• COMPARISON OF AS, HG AND TL HIGH-FREQUENCY ELECTRODELESS LAMPS FOR DETECTION OF ENVIRONMENTAL POLLUTION

  Natalja Zorina, Atis Skudra, Gita Revalde, Zanda Gavare

  275-280

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• THE APPLICATION OF HEMP IN BIOECONOMY

  Ērika Teirumnieka, Dagnija Blumberga, Edmunds Teirumnieks

  281-287

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