volume 32, issue 6, P1133-1143 2012
DOI: 10.1590/s0100-69162012000600015
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Abstract: ABSTRACT:The furrow openers for no-till system should be easy to penetrate the soil, generate low levels of soil mobilization and require a little traction force. Thus, the aim of this research was to compare six hoe-type furrow openers, four of industrial manufacturing and two handcrafted models, which were used in planters in the region of Pelotas, Brazil. The parameters for comparison among these furrow openers were the horizontal (F h ) and vertical (F v ) forces acting on the tip of the hoe and the cross…

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