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The purpose of this article is to analyze the causes and distribution of autoclave energy consumption between the various stages of the technological process and identify ways to reduce energy costs. It was found that the recovery of waste heat is the most effective way to reduce energy consumption.

SUBJECT: energy cosumption; autoclave; food product

POSTED TO: Agraarteadus [2228-4893]

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To identify the European Union (EU) member states strong exports sectors and food chains, the revealed comparative advantage indices from trade data were calculated using the total global trade as the benchmark of comparison. The empirical results show that the level and patterns in the development of the revealed comparative advantage indices for agri-food products for each of the EU countrie ...

SUBJECT: revealed comparative advantage index; agri-food export competitiveness; european union

POSTED TO: Agraarteadus [2228-4893]

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Transition to the concept of professional risk management assumes the transfer of focus from measures of response to accidents after they have happened to activities for preventive measures, i.e. risk management of workers' health. The strategy of "reactive" response within the framework of the traditional system of managing occupational safety of workers focused primarily on compensating for ...

SUBJECT: traumas; efficiency of safety management; work safety

POSTED TO: Agraarteadus [2228-4893]

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The aim of this study was to estimate the feeding strategies of pregnant and lactating ewes fed only silage/hay or supplemented with concentrates (oat) on the ewe body condition score (BCS), production of ewes (lambs born per ewe lambed (LB), lambs born alive per ewe lambed (LBA), lambs born dead per ewe lambed (LBD), lamb birth weight (LBW), lamb 100 day weight (L100DW)) and ewe blood glycos ...

SUBJECT: organic farm; ewe body condition score; forage based feeding; ewe production; glycose

POSTED TO: Agraarteadus [2228-4893]

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Due to several objective reasons, the sulphur (S) deficiency in agricultural crops in Europe came to the fore in the last decades before the turn of the century. This work gives an overview of the Estonian long-year research concerning winter wheat responses on the S fertilization. This study presents a versatile influence of S application – beginning with the influence on the yield formation, ...

SUBJECT: content and biological quality of protein; quality of baked bread; gluten index; bread-making properties of wheat flour and dough; grain yield

POSTED TO: Agraarteadus [2228-4893]

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By the Estonian Soil Sciences Society for the Year 2014 Soils the Leached soils, for 2015 – Limestone rendzinas, for 2016 – Bog soils, for 2017 – Typical podzols, for 2018 – Pseudopodzolic soils, and for 2019 – Fen soils (M) were elected. As the Year Soil of 2019 was not previously introduced in the Journal of Agricultural Science, in the actual overview was necessary to treat their classifica ...

SUBJECT: classification of fen soils; soil variety; composite soil matrix; drained peatland; annual cycling of carbon

POSTED TO: Agraarteadus [2228-4893]

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Effective microorganisms (EM) comprise a mixture of live natural cultures of microorganisms isolated from fertile soils that are used to improve crop production. The purpose was to assess the influence of EM on the growth and nutrient content of leaf celery transplants. Two treatments were compared: 1) EM treatment comprised of seed soaking in EM 1:500 solution, sowing in EM treated peat and w ...

SUBJECT: leaf celery; effective microorganisms; stem diameter; height; nutrients

POSTED TO: Agraarteadus [2228-4893]

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Vermicompost produced by earthworms is rich in macro- and micronutrients, vitamins and growth hormones, which are all needed for successful plant growth. The influence of vermicompost based growth substrates on basil (Ocimum basilicum L.) growth and nutrient content was assessed. Treatments were: 1. 30% vermicompost, peat, sand, dolomite stone; 2. 25% vermicompost, peat, gravel, perlite; 3. 25 ...

SUBJECT: nutrient content; basil; vermicompost; substrates; growth

POSTED TO: Agraarteadus [2228-4893]

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Escherichia coli O157:H7 human infections are mostly associated with consumption of raw or undercooked beef and raw milk. Ruminants, especially cattle are the main reservoir of the pathogen. The main aim of the present study was to evaluate the occurrence of E. coli O157:H7 in cattle dairy farm and beef production level in Estonia. It was found that E. coli O157:H7 is present at both the dairy ...

SUBJECT: stec serogroups; escherichia coli o157: h7; cattle; drug resistance; virulence markers

POSTED TO: Agraarteadus [2228-4893]

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In actual review, the main morphological properties of the Pseudopodzolic soils and the principles of their dividing into soil species (identified by soil genesis) and varieties (divided on the base of soil texture) are treated. The compiling of actual review is caused by the fact that Pseudopodzolic soil was elected by the Estonian Soil Science Society for the Estonian year 2018 soil. In the ...

SUBJECT: humus cover type (pro humus form); pseudopodzolic soil; enchytraeidae; soil properties; estonian year 2018 soil

POSTED TO: Agraarteadus [2228-4893]

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