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Timothy, Adekanye Adesoye; Olaoye, Joshua Olanrewaju. |
A motorized thresher and a treadle cowpea thresher were evaluated in terms of threshing efficiency (%), throughput capacity (kg h-1), cleaning efficiency (%), mechanical damage (%) and percentage loss (%) for three commonly grown cowpea varieties in Nigeria. The three varieties were 994, IAR48 and TVX. The cylinder concave clearances were fixed at 13, 12 and 11 mm based on the major diameter of each cowpea variety. The investigation was conducted at three levels of moisture contents (12.5%, 15% and 17% wet basis). Evaluation results indicated that for motorized thresher threshing efficiency varied from 71.4 to 82.86%, 73.56 to 87.14% and 77. 63 to 88.57% while for treadle thresher threshing efficiency varied from 20.50 to 24.29%, 21.50 to 25.71% and... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Agricultural and biosystems Engineering cowpea; Mechanical damage; Moisture content; Threshing efficiency; Variety. |
Ano: 2013 |
URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/2693 |
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F. A., Shreen; Badr, S.E.; Morad, M.M.. |
This study was carried out at a private farm in Owlad Sakr District, Sharkia governorate Egypt during 2015 summer season. It aimed to maximize wheat crop yield by modifying a stationary thresher. The modification involved tractor mounting the thresher to move among the field and the thresher was attached with a feeding device and a straw container. The experiment was established and designed statistically as a factorial experiment in complete randomized blocks with three replications. The tested treatments were wheat plant feeding rate levels of 500, 700,900 and 1100 kg/h and wheat plant moisture content levels of 16%, 18% and 20% (w.b.). The obtained results showed that the modified thresher decreased the total grain losses with 45.24%, increased the... |
Tipo: Info:eu-repo/semantics/article |
Palavras-chave: Develop; Experiment; Threshing efficiency; Mobile thresher. |
Ano: 2016 |
URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/3505 |
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