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Studies of plant and plant raw materials
| No. | Category of studies | Study title |
| 1. | Quality tests on plant raw materials | Dry matter content testing by drying to constant weight in the drying cabinet or by means of moisture content analyzer |
| Soluble solids content testing by means of refractometer | ||
| Ash content testing by ashing the sample in the muffle furnace | ||
| Ascorbic acid content tests by titrimetry | ||
| Titratable acidity determination by titrimetry | ||
| pH studies | ||
| Nitrate content testing by potentiometry | ||
| Potassium content testing by potentiometry | ||
| Starch content testing by polarimetry | ||
| Colour testing by colour analyzer | ||
| Studies of texture properties by texture analyzer | ||
| Chlorophyll content testing by spectrophotometer | ||
| Total carotenoid content testing by spectrophotometer | ||
| Total phenolic compound content testing by spectrophotometer | ||
| 2. | Sensory property tests on food products | Assessment of sensory indicators by descriptive method |
| Analysis of volatile compounds by e-nose (hydrogren gas chromatography device) | ||
| 2 | Tests on optimal storage conditions and duration of fruit, berries, and vegetables | Storage of fruit, berries, and vegetables in controlled environment chambers |
| 3 | Optimization of raw material lyophilization process | Lyophilization of raw materials |
| 4. | Greenhouse cultivation | Greenhouse cultivation using light and temperature control |
| Head of Laboratory:
Aurelija Paulauskienė Phone: +37069929270 |
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Studies of biomass, solid fuel, and logistics
| No. | Category of studies | Study title |
| 1 | Energy value of raw materials used for biogas production | Biogas yield determination and identification of the investigated raw material by batch processing |
| Biogas composition (methane, carbo dioxide, oxygen, and hydrogen sulfide) by spectral and electochemical analysis | ||
| Analytical analysis of energy value biogas and raw materials | ||
| 2 | Studies of biogas production process | Studies of process indicators of biogas production using the selected raw materials by continuous processing |
| Head of Laboratory:
Kęstutis Navickas +370 687 86826 |
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| No. | Category of studies | Study title |
| 3 | Studies of biofuel properties | Material moisture content testing by conventional methods |
| Studies aerodynamic properties of bulk materials | ||
| Analysis of fractional composition of biofuel | ||
| Optimization of biofuel pellet and briquette formation | ||
| Assessment of mechanical durability of pellets and briquettes | ||
| Calorific value of biofuel, liquid fuel and recovered fuel | ||
| Ash content of biofuel and recovered fuel | ||
| Temperature-based ash melting behaviour characteristics | ||
| Assessment and optimization of organic carbon production parameters | ||
| 4 | Assessment of agricultural produce harvesting technologies/processes | Material moisture content studies by conventional methods |
| Studies of aerodynamic properties of bulk materials | ||
| Thermal insulation property studies (thermal conductivity and thermal resistance) on materials | ||
| Assessment of heat-and-mass exchange processes, visualisation of surface temperature | ||
| Studies of ventilation systems | ||
| Product storage micro-climate analysis and feasibility study for optimization thereof | ||
| Studies of drying and freezing processes of organic materials | ||
| 5 | Design | Design of grain and other crop product preparation technologies, storage ventilation, and product drying systems |
| Feasibility study for the utilization of renewable energy resources (solar, biomass) in greenhouse processes | ||
| Head of Laboratory:
Egidijus Zvicevičius +370 618 07674 |
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| 6. | Oil and fat research
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Moisture and volatile substances | LST EN ISO 662 | 15.70 | 19.00 |
| Peroxide number | LST EN ISO 3960 | 17.36 | 21.00 | ||
| Acid number and acidity | LST EN ISO 660 | 15.70 | 19.00 | ||
| Fatty acid composition | LST EN ISO 5508 | 38.84 | 47.00 | ||
| Iodine number | LST ISO 3961 | 21.49 | 26.00 | ||
| Oxidation resistance | LST EN ISO 6886 | 23.14 | 28.00 | ||
| Water content | LST EN ISO 12937 | 28.10 | 34.00 | ||
| Sulphur content | – | 42.15 | 51.00 | ||
| Bleaching | – | 31.40 | 38.00 | ||
| Neutralization | – | 18.18 | 22.00 | ||
| Alkalinity determination | ISO 10539 | 17.36 | 21.00 | ||
| Insoluble impurities | LST EN ISO 663 | 23.14 | 28.00 | ||
| Unsaponifiable matter | ISO 3596 | 16.53 | 20.00 | ||
| Erucic acid | LST EN ISO 5508 | 38.84 | 47.00 | ||
| C(18:1) | LST ISO 15304 | 38.84 | 47.00 | ||
| C18:2 + C(18:3) | – | 38.84 | 47.00 | ||
| Melting point | LST ISO 6321 | 18.18 | 22.00 | ||
| Seed oil content | LST EN ISO 659 | 16.53 | 20.00 |
| 7. | Diesel and biodiesel (fatty acid methyl esters) research | Ester and linolenic acid methyl ester content | LST EN 14103 | 38.84 | 47.00 |
| Density at 15oC | LST EN ISO 3675; 12185 | 12.40 | 15.00 | ||
| Viscosity at 40oC | LST EN ISO 3104 | 12.40 | 15.00 | ||
| Viscosity index | LST EN ISO 12185;LST EN ISO 3104 | 12.40 | 15.00 | ||
| Flash point | LST EN ISO 3679 | 24.79 | 30.00 | ||
| Water content | LST EN ISO 12937 | 28.10 | 34.00 | ||
| Total contamination | LST EN 12662 | 23.14 | 28.00 | ||
| Copper strip corrosion | LST EN ISO 2160 | 17.36 | 21.00 | ||
| Biodiesel oxidation resistance at 110oC | LST EN 14112 | 23.14 | 28.00 | ||
| Determination of oxidation resistance of mineral diesel-biodiesel blends
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LST EN 15751 | 23.14 | 28.00 | ||
| Acid number | LST EN 14104 | 15.70 | 19.00 | ||
| Fatty acid composition | LST EN ISO 5508 | 38.84 | 47.00 | ||
| Iodine number | LST EN 14111 | 21.49 | 26.00 | ||
| Alcohol content | LST EN 14110 | 28.10 | 34.00 | ||
| Mono-, di-, and tri-glyceride content | LST EN 14105 | 38.84 | 47.00 | ||
| Free and total glycerol content | EN 14105; EN 14106 | 38.84 | 47.00 | ||
| Group I metals (Na+K) content
Group II metals (Ca+Mg) content |
LST EN 14108
LST EN 14109 |
42.15 | 51.00 | ||
| Phosphorus content | LST EN 14107 | 42.15 | 51.00 | ||
| Distillation properties | 28.10 | 34.00 | |||
| Cloud point | LST EN ISO 23015 | 23.14 | 28.00 | ||
| Cold filter plugging point | LST EN 116 | 23.14 | 28.00 | ||
| FAME content in mineral diesel | LST EN 14078 | 26.45 | 32.00 | ||
| Elemental analysis (C, H, O, S, N) | – | 38.84 | 47.00 | ||
| Sulphur content | LST EN ISO 20846 | 42.15 | 51.00 | ||
| Calorific value | DIN 51900,ISO 1928, ASTM D240, ASTM D4809, ASTM D5865, ASTM D1989, ASTM D5468, ASTM E711 | 17.36 | 21.00 | ||
| Mass spectrometry analysis | 45.46 | 55.00 |
| 8. | Lubricant material research
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Density at 15oC | LST EN ISO 3675; LST EN ISO 12185 | 12.40 | 15.00 |
| Viscosity at 40oC | LST EN ISO 3104 | 12.40 | 15.00 | ||
| Viscosity index | LST EN ISO 12185;LST EN ISO 3104 | 12.40 | 15.00 | ||
| Acid number | ASTM D664 | 15.70 | 19.00 | ||
| Water content | LST EN ISO 12937 | 28.10 | 34.00 | ||
| Elemental analysis | – | 38.84 | 47.00 |
| 9. | Gas research
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Qualitative and quantitative gas composition analysis | Express and gas chromatography methods | 24.79 | 30.00 |
| 10.
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Solid matter research
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Calorific value | DIN 51900,ISO 1928, ASTM D240, ASTM D4809, ASTM D5865, ASTM D1989, ASTM D5468, ASTM E711 | 17.36 | 21.00 |
| Ash content | LST EN 14775 | 23.14 | 28.00 | ||
| Elemental analysis (C, H, O, S, N) | – | 38.84 | 47.00 |
| 11. |
Liquid matter research
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Identification of unknown organic compounds except for proteins, polymers. | –
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17.36 | 21.00 |
| IR spectroscopy of liquids | –
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9.92 | 12.00
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| UV spectroscopy of liquids | –
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9.92 | 12.00
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| Elemental analysis (C, H, O, S, N) | – | 38.84 | 47.00 | ||
| Determination of component concentrations in water-based and organic solutions | – | 57.85 | 70.00 | ||
| Head of Laboratory:
Dr. Eglė Sendžikienė +370 377 52292
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Studies of soil and crops
| No. | Category of studies | Study title | |||
| 1. | Soil enzyme activity studies | Uresis studies | |||
| Saccharose studies | |||||
| Humus content studies | |||||
| 2. |
Soil quality and ecology studies
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Plant root studies under field conditions. Our laboratory holds the necessary capacities to determine certain soil properties such as humidity, temperature, pH, salinity, hardness, and shear strength; monitor the growth of plant roots under field conditions; perform tests on soil gas composition and soil CO2 emissions.
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| 3. | Studies of plant development condition | Determination of photosynthesis pigments (chlorophyll content)
Plant leaf area and root area measurement, CO2 emission assessment, plan biometry, dry solid content tests Determination of harvest structure parameters; physiological indicators of plant development stages |
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| 4. | Weediness/weed abundance studies | Measurement and analysis of weed level, mass, and botanical composition in different agro-phytocenoses Analysis of weed seed bank in soil and plant seed material
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| 5. | Studies of the spread and control of harmful factors | Identification of diseases, pests, and weeds and assessment of their spread and harmful effect | |||
| 6. | Studies of plant seed germination
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Plant seed germination and growth by adjusting certain growth factors (humidity, temperature, illumination). Analysis of allelopathy, cold stress under the controlled climate conditions in the controlled environment cabinets RUMED. | |||
| 7. | Preparation of soil and plant samples for analysis | Sample grinding, sifting, separation of organic fraction, dyring of plant samples | |||
| Head of Laboratory:
Assoc. prof. dr. Lina Marija Butkevičienė +370 610 31649 |
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| 8. | Soil property studies under field conditions | Soil hardness and humidity | |||
| Soil electrical conductivity by means of a mobile machine Veris 3150 MSP | |||||
| Soil acidity (pH) by means of a mobile machine Veris 3150 MSP | |||||
| Organic matter content in soil by means of a mobile machine Veris 3150 MSP | |||||
| Soil electrical conductivity by means of a mobile machine Veris P4000 (with 350–2200 nm spectrometer at up to 1 m deep soil profile level) | |||||
| Soil hardness by means of a mobile machine Veris P4000 (with 350–2200 nm spectrometer at up to 1 m deep soil profile level) | |||||
| Organic carbon content in soil by means of a mobile machine Veris P4000 (with 350–2200 nm spectrometer at up to 1 m deep soil profile level) | |||||
| Soil electrical conductivity by a mobile machine Topsoil Mapper (with the terminal for application of precision tillage, sowing, and fertilization technologies) + precision technology mapping using SMS software | |||||
| Carbon dioxide gas content in soil | |||||
| 9. | Laboratory studies of soil properties | Soil sample porosity | |||
| Soil particle adhesive force | |||||
| Soil humidity | |||||
| 10. | Studies of physical and mechanical properties of agricultural products and soil particles | Studies of material compression, tension and bending processes (forces and displacement) by means of a machine Instron 5960 | |||
| Studies of material elasticity by means of a machine Instron 5960 | |||||
| Video recording of the technological processes inside agricultural machinery, e.g. impacts of the working parts on the processed material by means of a high-speed camera Photron (ca. 10 thousand frames per second) and record analysis | |||||
| Head of Laboratory:
Prof. dr. Dainius Steponavičius +370 674 27721 |
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Studies at the Laboratory of Machinery, Technological Systems and Processes Automatic Control
| No. | Category of studies | Study title | ||||
| 1. | Renewable energy sources and process management | Vacuum, air, and flat-plate solar collectors, low-power wind turbines | ||||
| Life cycle assessment (LCA) conducted by means of the specialised SimaPro software | ||||||
| Thermovisual analysis of equipment | ||||||
| Maintenance, service, repair, and calibration of gas and biogas analysers | ||||||
| 2. | Diagnostics of hydraulic systems; machinery research | Performance indicators of internal combustion engines by means of the latest AVL measurement and recording equipment | ||||
| Head of Laboratory:
Kęstutis Venslauskas +370 656 97642 |
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| 3. | Performance indicators of field (tractor and drone) and garden sprayers (tractor and robot) | Vertical spray distribution of garden sprayers | ||||
| Flow rate of individual spray nozzles | ||||||
| Spray droplet airborne drift in a wind tunnel | ||||||
| Spray droplet airborne drift in field conditions | ||||||
| 4. | Technologies and machinery for energy crop cultivation, maintenance, harvesting, and preparation for conversion | Milling process of wood waste and energy crops with large stems | ||||
| Quality of cuttings of wood waste and coarse-stemmed energy crops, such as Salix Viminalis L. | ||||||
| Qualitative, energy, and environmental assessment of technologies for harvesting and preparing energy crops for fuel
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| Head of Laboratory:
Prof. dr. Dainius Steponavičius +370 674 27721 |
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| 5. | Studies of environmental pollution | Measurement of ambient noise (infrasonic, audible range, ultrasound) | ||||
| Electromagnetic field testing | ||||||
| Ionizing radiation testing | ||||||
| 6. | Studies of workplace risk factors | Workplace noise testing | ||||
| Analysis and assessment of worker’s whole-body vibration | ||||||
| Analysis and assessment of worker’s hand vibration | ||||||
| Ergonomic and worker’s movement analysis and grip force testing | ||||||
| Load limits of physical work | ||||||
| Studies and assessments of computerized workstations | ||||||
| Studies and assessments of manual loading works | ||||||
| Studies of worker’s mental fatigue parameters | ||||||
| Studies of air pollution by dust and gas at the workplace | ||||||
| Studies of natural and artificial lighting of workstations | ||||||
| Studies of the effectiveness of insulation resistance and protective earthing equipment | ||||||
| Studies of professional risk assessment at the workplace and their compliance with the legal requirements | ||||||
| 7. | Studies of safety assessment tests | Investigation, assessment and improvement of the safety of existing and emerging technologies, their components or units | ||||
| Consultation and training for employees on safety- and health-related issues | ||||||
| Head of the Laboratory:
Dr Gediminas Vasiliauskas +370 689 77015 |
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Studies of Environment and Ecology
| No. | Category of studies | Study title | |
| 1. | Organic farming | Legal issues of establishment of organic farms | |
| Legal issues of organic farming requirements | |||
| Issues of assessment of agrochemical and physical properties of organic farm soils | |||
| Crop rotation issues | |||
| Issues of agricultural crop cultivation technologies | |||
| Issues of segetal species (weed abundance) control at organic farms | |||
| Crop nutrition and fertilization issues at organic farms | |||
| Consultation on other issues related to organic farming | |||
| 2. | Manure and other organic materials handling and recycling | Issues of manure handling and recycling at farms | |
| Issues of application of composting, biofermentation technologies | |||
| Development of new technologies and fertilizer product | |||
| Issues of manure recycling to other fertilizer products | |||
| Issues of utilisation of manure and manure-based fertilizer products for soil improvement | |||
| Assessment of the effectiveness of manure- and organic materials-based fertilizer products by means of vegetation research methods | |||
| Assessment of the effect of manure, organic waste and fertilizer product based on the former on the soil biodegradation processes | |||
| 3. | Organic waste management and recycling | Technologies for the management and recycling of diverse organic waste | |
| Development of new technologies and fertilizer product | |||
| Utilisation of composting and bio-fermentation technologies in organic waste handling | |||
| Assessment of the effectiveness of organic waste-based fertilizer products by means of vegetation research methods | |||
| Assessment of the effect of organic waste-based fertilizer products on the soil biodegradation processes | |||
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4. |
Carbon cycle studies | Studies of intensity of an atmospheric CO2 uptake by means of the closed container method | |
| Studies of intensity of CO2 emissions by means of the closed container method | |||
| Studies of total warming potential by means of the closed container method | |||
| 5. | Photosynthesis and breathing research | Studies of photosynthesis intensity by means of the closed container method | |
| 6. | Studies of transpiration | Studies of transpiration | |
| Head of the Centre for Agroecology:
Assoc. prof. dr. Juozas Pekarskas +370 671 03749 |
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| 7. | Studies of the genetic diversity, genetic structure, and adaptation of species in forest ecosystems | DNA extraction | |
| Polymerase chain reaction | |||
| Capillary electrophoresis | |||
| Primary data processing, statistical analysis of results, data interpretation | |||
| 8. | Studies of stand growth and productivity, forest plant diversity | Tree bark measurement | |
| Leaf area index (LAI) determination | |||
| Determination of plant photosynthesis parameters | |||
| Stand species diversity studies | |||
| Head of Laboratory:
Prof. dr. Vitas Marozas +370 620 33469 |
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Studies of the Laboratory of Structures and Building Materials Laboratory
| No. | Category of studies | Study title |
| 1. | Studies of structures | Condition evaluation of a reinforced concrete structure |
| Condition evaluation of hydrotechnical structures | ||
| Slope stability calculations | ||
| 2. | Studies of fresh concrete | Concrete mix slumping testing |
| Concrete mix flow testing | ||
| Concrete mix Vebe measure testing | ||
| Slump-flow indicator of a self-compacting concrete mix by means of a blocking ring | ||
| Concrete mix density testing | ||
| Air content in fresh concrete mix | ||
| 3. | Hardened concrete testing | Density testing |
| Compressive strength testing | ||
| Compressive strength testing by the steel hammer rebound measure | ||
| Frost resistance testing | ||
| Water absorption testing | ||
| Deterioration testing | ||
| Water tightness testing | ||
| Water penetration depth under pressure | ||
| 4. | Mortar testing | Volume density of a hardened dry mortar |
| Bending and compressive strength of a mortar | ||
| Strength of mortar adhesion to the substrate | ||
| Capillary water absorption coefficient of a hardened mortar | ||
| Humidity and water absorption of a hardened mortar | ||
| Frost resistance (by capillary freezing) | ||
| 5. | Motor road ground testing
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Particle size distribution by sieving |
| Humidity testing | ||
| Flow and plasticity limits | ||
| Ground density testing | ||
| Water permeability testing | ||
| 6. | Aggregate (sand, gravel, mix) testing
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Particle size distribution |
| Contamination (smalls) testing | ||
| Strength testing | ||
| Humidity and water absorption testing | ||
| Resistance to crushing testing | ||
| Bulk density testing | ||
| Bulk density and voids | ||
| Water content (humidity) by drying in a vented furnace | ||
| Particle density and wetting | ||
| 7. | Other studies of building material | Tensile strength testing |
| Bending strength testing | ||
| Compressive strength testing | ||
| Density testing | ||
| Water absorption testing | ||
| Frost resistance testing | ||
| Head of Laboratory:
Assoc. prof. dr. Rytis Skominas +370 60014067 |
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Studies at the Laboratory for Heat-Energy Processes and Emissions
| No. | Category of studies | Study title |
| 1. | Intensity of ammonia evaporation from organic waste | Intensity of ammonia evaporation from organic waste in a wind tunnel |
| Ammonia concentration research by laser spectroscopy | ||
| Assessment of efficiency of the measures for reduction of ammonia evaporation intensity by mass flow measurement | ||
| 2. | Studies of microclimate in an industrial process environment | Air parameter analysis by means of the ALMEMO system: area temperature, air relative humidity, air velocity, and heat flow |
| Microclimate testing in barns and other production facilities and assessment of the effectiveness of the venting system
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| Head of Laboratory:
Prof. dr. Rolandas Bleizgys +370 686 10900 |
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Studies at Laboratory of Aquatic Ecosystem Research and Modelling
| No. | Category of studies | Study title |
| 1. | Water body studies | Flow velocity and rate measurement by means of the Doppler method |
| Flow velocity and rate measurement by means of the electromagnetic method | ||
| Water level measurement by means of sensors with data logger function | ||
| Bathymetry of water bodies by means of a sonar | ||
| Digital modelling of hydraulic phenomena of open water bodies | ||
| 2. | Studies of water quality parameters of a water body | Bottom substrate and water sampling at different depths |
| Determination of dissolved CO2 content in water | ||
| Elemental analysis and COD quality analysis of water by spectrophotometry | ||
| Chemical compound concentration calorimetry of water bodies | ||
| Water body pH determination | ||
| 3. | Qualitative studies of the soil-moisture regime and soil water parameters | Soil humidity determination by means of the TDR method |
| Soil water sampling | ||
| Humidity, conductivity, and temperature measurements of the surface and deeper soil level | ||
| Head of Laboratory:
Egidijus Kasiulis +370 621 83902 |
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