• Identification of the effectiveness of associative rhizobacteria in spring wheat cultivation 

  Kolesnikov, L.E.; Belimov, A.A.; Kudryavtseva, E.Y.; Hassan, B.A.; Kolesnikova, Yu.R. (Estonian University of Life Sciences, 2021)

  The maximum increase in wheat yield (by 67% to the control), associated with a decrease in the root rot development by 19%, an increase in the productive bushiness by 18%, the spike weight by 26%, in the grains number ...

• Theoretical research into directional stability of trailed tandem- type disk harrow 

  Bulgakov, V.; Olt, Jüri; Nadykto, V.; Volskiy, V.; Polishchuk, S.; Aboltins, A.; Beloev, H. (Estonian University of Life Sciences, 2021)

  Disking is one of the methods of soil cultivation, provides its effective crumbling, loosening, partial mixing and soil inversion. This ensures that crop residues on the soil surface are shredded and intermixing with ...

• Acoustic analysis of cement composites with lignocellulosic residues 

  Ferraz, P.F.P.; Abreu, D.H.S.; Huallpa, B.N.; Santana, L.S.; Cecchin, D.; Rabelo, G.F.; Rossi, G.; Barbari, M. (Estonian University of Life Sciences, 2021)

  The concept of environmental sustainability has been seeking a way to develop projects that reduce the impacts provided by agricultural development and the excessive consumption of natural resources. However, there is ...

• Decision three to predict respiratory rate of piglets submitted to cold conditions 

  Ferraz, P.F.P.; Cadavid, V.G.; Ferraz, G.A.S.; Saraz, J.A.O.; Rossi, G.; Barbari, M. (Estonian University of Life Sciences, 2021)

  Pigs subjected to thermal conditions outside their comfort zones may show altered physiological and behavioural responses, which may consequently cause productive losses. For these reasons, the aim of this paper is to ...

• Application of pineapple fiber in the development of sustainable mortars 

  De Azevedo, A.R.G.; Rocha, H.A.; Marvila, M.T.; Cecchin, D.; Xavier, G.C.; Da Silva, R.C.; Ferraz, P.F.P.; Conti, L.; Rossi, G. (Estonian University of Life Sciences, 2021)

  Due to the great worldwide increase in pineapple production, countries like Brazil and India have problems regarding the correct disposal of residues from the production of this fruit. One of the possibilities is the ...

• Delineation of catchment area for the lake Kisezers for environmental sustainability 

  Dumpis, J.; Lagzdins, A.; Sics, I. (Estonian University of Life Sciences, 2021)

  The study aims to develop a methodology for the delineation of a catchment area. The methodology includes the processing and analysis of LiDAR data, on-field height measurement data, bathymetric data, hydrological data. ...

• Comparison of spatial-temporal analysis modelling with purely spatial analysis modelling using temperature data obtained by remote sensing 

  Dos Santos, L. M.; Ferraz, G.A.S.; Alves, H.J.P.; Rodrigues, J.D.P.; Camiciottoli, S.; Conti, L.; Rossi, G. (Estonian University of Life Sciences, 2021)

  Variations in climatic elements directly affect the productivity of agricultural activities. Temperature is one of the climatic elements that varies in space and time.Therefore, understanding spatial variations in ...

• Predicting farm performance: do indicators of farm economic viability and efficiency signify of probability of bankruptcy? 

  Savickienė, J.; Miceikienė, A. (Estonian University of Life Sciences, 2021)

  Following the analysis of the indicators characterising the economic viability, efficiency and bankruptcy probability of farms proposed by researchers and employed in practice, the relationships between the indicators ...

• Slow-release fertilization and Trichoderma harzianum-based biostimulant for the nursery production of young olive trees (Olea Europaea L.) 

  Di Vaio, C.; Testa, A.; Cirillo, A.; Conti, S. (Estonian University of Life Sciences, 2021)

  Valorization of local olive cultivars is a key factor for the medium-term development strategy of the Italian olive agroindustry. This involves enhancements in both, cultural practices and nursery techniques. The aim of ...

• Enrichment of the winter triticale gene pool under intergeneric hybridization 

  Diordiieva, І.; Kochmarskyi, V.; Riabovol, Ia.; Riabovol, L.; Serzhyk, O. (2021)

  The purpose of the research was to expand the genetic diversity of winter triticale under intraspecific and remote hybridization and to obtain new valuable forms for their involvement in the breeding process of creating ...

• Biological effectiveness of a new multifunctional biopesticide in the protection of organic potatoes from diseases 

  Novikova, I.I.; Minin, V.B.; Titova, J.A.; Krasnobaeva, I.L.; Zaharov, A.M.; Perekopsky, A.N. (2021)

  Crop disease control is of particular importance in organic crop production, as the use of chemical pesticides is prohibited there. A new multifunctional biofungicide Kartofin was selected and used to optimize the ...

• A justification of the choice of parameters for the picking reel tooth on a lowbush blueberry harvester 

  Arak, Margus; Liivapuu, Olga; Maksarov, V.V.; Olt, Jüri (2021)

  The functional working tool on the blueberry harvester is its rotating picking reel. Its working element is the picking rake which is attached to the picking reel. A total of four rakes are attached to the picking reel. ...

• Evaluation of morphological traits, genetic diversity and major resistance genes in barley subpopulations cultivated under organic and conventional farming systems 

  Šķipars, V.; Ruņģis, D.; Ločmele, I.; Seile, S.; Mežaka, I.; Legzdiņa, L. (2021)

  Most crop varieties currently grown in organic conditions have been bred for conventional farming, and are not adapted to increased environmental variability under organic farming conditions and unpredictable environmental ...

• Bibliometric analysis on the use of natural fibers in construction materials 

  Ferreira, G.M.G.; Cecchin, D.; Azevedo, A.R.G.; Valadão, I.C.R.P.; Costa, K.A.; Silva, T.R.; Ferreira, F.; Amaral, P.I.S.; Huther, C.M.; Sousa, F.A.; Castro, J.O.; Ferraz, P.F.P.; Teixeira, M.A. (2021)

  Due to the increasing interest of the population in the sustainability theme, there was a consequent growth in publications related to the theme in the area of civil construction. Agroindustrial waste has become an ...

• Some mechanisms of winter resistance in apricot flower buds in the period of ecodormancy 

  Golubev, A.M.; Alyoshina, N.A.; Anfalov, V.E.; Kulikov, A.A.; Vdovenko, V.S. (2021)

  The accelerated development of flower buds during the thaw in apricots and almonds during the ecodormancy period leads to significant damage to the flower elements during return frosts and loss of future crops. The aim ...

• Technical and economic pre-feasibility study for the construction of septic tank-filter-sinkhole with alternative material 

  Martins, P.H.N.; Cecchin, D.; Azevedo, A.R.G.; Carmo, D.F.; Danagemma, R.A.; Waite, R.M.M.; Rodrigues, N.F.; Sousa, F.A.; Amaral, P.I.S.; Hüther, C.M.; Pereira, C.R.; Cruz, V.M.F. (2021)

  The study of the different materials used in the construction of septic tanks aims to facilitate and spread the use of this sewage treatment system in places that are not assisted by municipal sewage systems and in the ...

• Marginal abatement cost curve for an ammonia reduction measure in agriculture: the case of Latvia 

  Lenerts, A.; Naglis-Liepa, K.; Popluga, D.; Kreišmane, Dz.; Aplociņa, E.; Bērziņa, L.; Frolova, O. (2021)

  With the production of grain and livestock–derived agricultural commodities increasing, the agricultural sector has become one of the main sources of ammonia (NH3) emissions in Latvia. In 2018, the agricultural sector ...

• Digestate application with regard to greenhouse gases and physical soil properties 

  Šařec, P.; Korba, J.; Novák, V.; Křížová, K. (2021)

  The article deals with the method of application of digestate with regard to the environment, soil properties and utilization of nutrients by plants. The aim is to monitor the dependence of the emission gas leakage and ...

• Product-oriented production of industrial hemp according to climatic conditions 

  Teirumnieka, Ē.; Blumberga, Da.; Teirumnieks, E.; Stramkale, V. (2021)

  Cultivation area of industrial hemp in Europe has increased since 2012. It is expected that in future its production will increase, because European Union (EU) policy focuses more on the ‘green deal’ goals. Research into ...

• Evaluation of artificial agricultural landscapes biodiversity in Stavropol Botanical Garden 

  Grechushkina-Sukhorukova, L.A.; Peshchanskaya, E.V. (2021)

  The meadow steppes recreated in the Stavropol Botanical Garden, Russia, by planting sod blocks after more than 40-year period of cultivation have preserved species composition similar to zonal steppes. The aim of our ...

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