Abstract:Lower performances of traditional threshing methods, labour shortage, reduced turn-around time and use of high yielding varieties have inevitably forced farmers to shift into mechanical grain threshing. Recently introduced four-wheel tractor driven high capacity combined paddy thresher gained popularity among Sri Lankan farmers. However, this thresher has not been properly evaluated. This study evaluated the field performances and economics of this thresher and monitored the emission of chaff and dust to compa… Show more
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