Results 121 to 130 of about 21,353 (289)

The clashing of in situ and pre‐cast technologies—Western trends and local traditions in concrete engineering shaping shell construction in 20th‐century Hungary

Structural Concrete, EarlyView.
Abstract After a blossoming pre‐World War II (WWII) period, the concrete construction industry in then‐socialist Hungary existed in a relative isolation from the Western World during the mid‐20th century. In this paper, we focus on the body of work of one of the then newly established state‐owned design offices, IPARTERV, to show how the isolation ...
Orsolya Gáspár, Péter Haba
wiley   +1 more source

AN IMPROVED SUCTION-TRACTOR. [PDF]

The Lancet
n ...
openaire   +2 more sources

Nesreće sa traktorima u poljoprivredi Republike Makedonije za period 1999. - 2008. godina [PDF]

, 2015
This paper presents the results of investigations of accidents with tractors in the agriculture of the Republic of Macedonia. Particular attention is paid to trends in the number of accidents and victims with tractors in agricultural production, which ...
Dimitrovski, Zoran, Gligorevic, Kosta, Ruzicic, Lazar, Oljaca, Mico   +3 more
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Abattoir antemortem inspection protocol: Observation of unloading improves detection of transport welfare compromises in livestock

Veterinary Record, EarlyView.
Abstract Background Ensuring livestock welfare throughout the production chain, including transport, is an ethical and regulatory imperative. However, protocols to assess transport‐related welfare during routine abattoir inspections are not standardised, including antemortem (AM) inspection by an official veterinarian at UK abattoirs.
Sayaka Mochizuki, Declan Arden, Kurt Arden   +2 more
wiley   +1 more source

Quasi-Static Tractor Implement Model for Assessing Energy Savings in Partial Electrification

Energies
This paper presents a quasi-static model for assessing potential energy savings through partial electrification of a land leveler implement. The quasi-static model simulates the behavior of the hydraulic circuit components, including the pump and a spool-
Matteo Berto, Matteo Beligoj, Luigi Alberti   +2 more
doaj   +1 more source

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openaire   +1 more source

Saving Bambi from the mower? Using a drone with thermal camera to evaluate a low‐tech scaring technique to reduce roe deer fawn mortality during grass harvest

Wildlife Biology, EarlyView.
Roe deer is a species that hides their neonates as an anti‐predator strategy. This may prove efficient against mammalian predators, such as the red fox; however, it might be an ecological trap as large numbers of fawns are killed by tractors with harvesters each year during grass harvest.
Thomas Vogler, Neri H Thorsen, Simen Pedersen   +2 more
wiley   +1 more source

Autonomous Tractors [PDF]

This thesis discusses autonomous tractors, describing the difference between standart tractors and autonomous tractors, which are then discussed in further detail.
Kučera, Jan
core  

Tractors. [PDF]

, 1925
Black and white photo of two tractors out in a field. One has large metal wheels and appears to be steam-driven; the other has treads.

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Tractors, Freeman, Hutchinson County [PDF]

, 1999
4 x 6 photograph, two old tractors with metal wheels in a fieldH2010-041 Vanishing Early Scenes Vernell Johnson Coll. Churches, Old County Farms, Houses, Vanishing Country Scene Box 1 5607A[stamp] No. 12 429 [photographer stamp] Photo By: Vernell Johnson,
Johnson, Vernell
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