Results 111 to 120 of about 21,353 (289)
Exposure to infrasonic noise in agriculture
Annals of Agricultural and Environmental Medicine, 2017 Introduction and objectives Although exposure to audible noise has been examined in many publications, the sources of infrasound in agriculture have not been fully examined and presented.
Bartosz Bilski
doaj +1 more source
Engines of Growth: Farm Tractors and Twentieth-Century U.S. Economic Welfare [PDF]
The role of twentieth-century agricultural mechanization in changing the productivity, employment opportunities, and appearance of rural America has long been appreciated.
William J. White, Richard H. Steckel
core
Development of brake systems of the tractors and trailers in compliance with the latest legal requirements in the world and in Serbia [PDF]
, 2014 Transport tasks have radically changed in agriculture over the last decade. Speeds have increased along with tractor power so that 50 km/h even with a full load is quickly reached, which places more burdens on the brakes.
Sustersic, Vanja +3 more
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Developing and Testing a Citywide Inclusive Sanitation Financial Tool
Sustainable Development, EarlyView.ABSTRACT Citywide Inclusive Sanitation (CWIS) represents a paradigm shift in the provision of safely managed sanitation services with a framework of three outcomes—equity, safety and sustainability. There are several sanitation financial tools, but none of these fully address all CWIS outcomes. Citywide Inclusive Sanitation Financial Tool (CWIS‐FiT) is
Camila Silva Franco +6 more
wiley +1 more source
Draft Attatchment For Tractors. [PDF]
, 1920 Patent for Draft Attachment For Tractors for the improvement of farming tractors. This invention includes adding machinery to allow interchangeable farming tools for a wide variety of ...
Gaida, Wale
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Glocal Regenerative Viticulture: Exploring Sustainable Winemaking Strategies in Europe
Sustainable Development, EarlyView.ABSTRACT The global wine industry is transforming due to climate change challenges. Glocalization is increasingly relevant in winemaking, where geographical and cultural diversity requires context‐specific solutions in the existing sustainability spectrum in viticulture.
Aleksandra N. Volkova +4 more
wiley +1 more source
Design and Optimization of Power Shift Tractor Starting Control Strategy Based on PSO-ELM Algorithm
AgriculturePower shift tractors have been widely used in agricultural tractors in recent years because of their advantages of uninterrupted power during shifting, high transmission efficiency and high stability.
Yu Qian, Lin Wang, Zhixiong Lu
doaj +1 more source
Risk Premia in Tractor and Combine Investments [PDF]
A farmer planning to use Net Present Value (NPV) analysis on machinery requires estimates of operating benefits over time, an estimate of terminal or salvage values and a risk-adjusted discount rate.
Mumey, Glen, Unterschultz, James R.
core +1 more source
Sustainable Development, EarlyView.ABSTRACT Declining natural resources, rising production costs, and diminishing returns from input‐intensive practices threaten the sustainability of smallholder rice systems in Bangladesh. Using a primal system approach and survey data from 1869 rice‐producing households, this study evaluates technical and allocative inefficiency across major agro ...
Limon Deb +3 more
wiley +1 more source
MODELING THE DEMAND FOR DURABLE INPUTS: DISTRIBUTED LAGS AND CAUSALITY [PDF]
Vector-autoregressive-moving-average (VARMA) modeling was used to identify distributed lag relationships among farm tractor derived demand variables and to provide a basis for formally testing the hypothesis that the price of new tractor horsepower is ...
Mui, H.W. +2 more
core +1 more source