Browsing 2020, Vol. 18, Special Issue 2 by Title

Aerobic solid-state fermentation of the solid fraction of pig slurry

Uvarov, R.; Shalavina, E.; Briukhanov, A.; Vasilev, E. (2020)

Current expansion in the pig number in Russia and their concentration in separate locations contribute to higher environmental risks. One key risk factor is the slurry produced. To utilize it more efficiently, many pig ...

Assessment of spatial variability of environmental variables of a typical house of laying hens in Colombia: Antioquia state Case

Ferraz, P.F.P.; Gonzalez, V.C.; Ferraz, G.A.S.; Damasceno, F.A.; Osorio, J.A.S.; Conti, L. (2020)

This paper aimed to analyze the magnitude and spatial variability of environmental variables: Temperature and Relative Humidity Index (THI), Radiant Thermal Load (RTL), Globe Temperature and Relative Humidity Index (BGTH) ...

Assessment of the methane emission for different typologies of fattening swine facilities in the department of Antioquia – Colombia

Castrillón, N.; González, V.; Osorio, J.A.; Montoya, A.P.; Correa, G. (2020)

The explosive growth of swine production at high stocking densities in confinement farming worldwide, has raised concerns the environmental impact, health and livestock productivity and the production of associated gases ...

Association between body condition and production parameters of dairy cows in the experiment with use of BCS camera

Chlebowski, J.; Gaworski, M.; Nowakowski, T.; Matusiak vel Matuszewski, B. (2020)

Dairy production effectiveness in the farm depends on many technical, technological and biological factors. State of the dairy cow condition constitutes one of the most important element in the assessment of dairy herd ...

Atmospheric attenuation of the Ku band along the space-earth path due to clouds and rain

Dvořák, J.; Hart, J.; Kumhálová, J. (2020)

The weather conditions formed in troposphere causes the greatest signal attenuation in satellite communication systems especially at frequencies above 10 GHz. This paper describes possible signal attenuations on the ...

The biological basis for the use of protein growth stimulant made from cattle split for wheat foliar feeding and disease suppression

Kolesnikov, L.E.; Kremenevskaya, M.I.; Razumova, I.E.; Kolesnikova, Yu.R.; Tambulatova, E.V.; Yazeva, E.O. (2020)

The new modern preparation – protein growth stimulant – was generated in accordance with technology of employees of Saint-Petersburg ITMO University and SaintPetersburg State Agrarian University. Biological activity of ...

Coffee crop coefficient prediction as a function of biophysical variables identified from RGB UAS images

Santos, L.M.; Ferraz, G.A.S.; Diotto, A.V.; Barbosa, B.D.S.; Maciel, D.T.; Andrade, M.T.; Ferraz, P.F.P.; Rossi, G. (2020)

Because of different Brazilian climatic conditions and the different plant conditions, such as the stage of development and even the variety, wide variation may exist in the crop coefficients (𝐾𝑐) values, both spatially ...

Comparative analysis of performance by cows confined in different typologies of compost barns

Valente, D.A.; Souza, C.F.; Andrade, R.R.; Tinôco, I.F.F.; Sousa, F.C.; Rossi, G. (2020)

The compost barn system was designed to be a sustainable alternative housing system for dairy cows. In order to help producers in the region to choose the best type of facility from the point of view of the milk production ...

Comparative environmental analysis of soil sampling methods in precision agriculture for lime application in Paraná State, Brazil

Gonçalves, J.R.M.R.; Ferraz, G.A.S.; Marin, D.B.; Reynaldo, E.F.; Ferraz, P.F.P.; Sarri, D.; Vieri, M. (2020)

Precision agriculture (PA) provides techniques that favour the localized application of inputs allowing their rational use. This makes the PA a potential indicator of reduced operational costs, input volume, and environmental ...

Comparison of growth of maiden trees of cultivars and genotypes of Cornelian cherry (Cornus mas L.) in a nursery

Szot, I.; Lipa, T.; Yareshchenko, A. (2020)

Cornelian cherry (Cornus mas L.) is still not a very popular fruit plant in Poland. Fruit growers have been recently increasingly interested in the cultivation of plants with fruits that can be widely used in processing. ...

Comparison of two perennial energy crops for biomass production at the end of their life cycle

Giannoulis, K.D.; Bartzialis, D.; Skoufogianni, E.; Charvalas, G.; Danalatos, N.G. (2020)

Nowadays fossil fuels are decreasing, causing the world's interest in renewable energy sources to rapidly grow. One of the most interesting renewable and ecologically pure fuels is biomass, which is considered to be ...

Design of modified movement planning system as a component of an intelligent planning system for robot manipulator

Nemeikšytė, D.; Osadčuks, V. (2020)

Different fields of industry and in-service support widely use robots, mechatronic and robotic technology systems in their activities. This is related to growing functionalities that result from using more advanced control ...

Developing of modern cultivation technology of organic potatoes

Minin, V.B.; Popov, V.D.; Maksimov, D.A.; Ustroev, A.A.; Melnikov, S.P.; Papushin, E. (2020)

Medium term field experiment demonstrates the effectiveness of biological ways to increase potatoes yield on the sod-podzolic, light loamy soil. The effects of the following two groups of factors were studied: 1. The ...

Effect of cattle trampling and farm machinery traffic on soil compaction of an Entic Haplustoll in a semiarid region of Argentina

Botta, G.F.; Antille, D.L.; Bienvenido, F.; Rivero, D.; Avila-Pedraza, E.A.; Contessotto, E.E.; Ghelfi, D.G.; Nistal, A.I.; Pelizzari, F.M.; Rocha-Meneses, Lisandra; Ezquerra Canalejo, A. (2020)

Soil compaction has detrimental effects on the physical, mechanical and hydraulic properties of soils, and affects important soil processes and function, and crop productivity. This work was conducted to investigate soil ...

Effects of the interaction between slurry, soil conditioners, and mineral NPK fertilizers on selected nutritional parameters of Festulolium braunii (K. Richt.) A. Camus

Wiśniewska-Kadżajan, B.; Jankowski, K. (2020)

The research was aimed at assessing the biomass yield of Festulolium braunii and its content of raw protein and crude ash after application of slurry, both on its own and together with soil conditioners (UGmax and Humus ...