منابع مشابه
Labor Markets, Regional Diversity, and Cotton Harvest Mechanization in the Post–World War II United States
As hand-harvest labor disappeared from the American cotton fields afterWorldWar II, labor market dynamics differed between two key production regions, the South and the West. In the South, predominantly resident African Americans and whites harvested cotton, whereas in theWest the labor market was composed of white residents, domestic Latino migrant workers, and Mexican nationals temporarily im...
متن کاملAn ergonomics approach to citrus harvest mechanization.
Due to the increase of production costs in manual harvesting, strategies must be developed in order to overcome these effects, such as the attempts in implementing agricultural machines in harvest activities, whether being totally or partially mechanized. This study brings a qualitative and quantitative comparison on the impacts in work conditions and productivity in Brazilian orchards caused b...
متن کاملcomparative study of pain relieving effect of dry cotton pellet and eugenol cotton pellet in the reduction of pain in emergoney pulpotomy
چکیده ندارد.
15 صفحه اولMoisture and Cotton at Harvest Time in the Mississippi Delta
The moisture coutent of cotton at time of l~arvest has a dirwt effect 011 cotton quality. Weather, in particular relative humidity, strongly inHllences variation in cott,on moisture content. This paper sur~lmarizes three years of obsrrvatiorls of n-cather in and around cotton fields at harvest time in the hhsissippi Delta. Detailed studies of t,hc variation of relative humidity, tc~mpcrature, w...
متن کاملState-directed Diffusion of Technology: the Mechanization of Cotton-harvesting in Soviet Central Asia
Mechanization of cotton harvesting began in earnest in the Soviet Union in 1958 and was expected to proceed more rapidly than the market-driven process which had begun in the USA a decade earlier. Despite high output of cotton-picking machines, the share of the crop harvested mechanically grew more slowly than in the USA. Mechanical picking was resisted at the farm level on the basis of distort...
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ژورنال
عنوان ژورنال: Journal of Farm Economics
سال: 1945
ISSN: 1071-1031
DOI: 10.2307/1232456