水平拨草轮式玉米免耕播种机设计和试验
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Design and Experiment on No-till Planter in Horizontal Residue-throwing Finger-wheel Type for Maize
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    摘要:

    设计了水平拨草轮式玉米免耕播种机,确定了拨草轮、开沟器和播种覆土装置等部件的主要结构参数。田间试验表明,采用动力水平拨草轮和刀刃型开沟器相结合的防堵原理,能够有效清除秸秆、杂草,保证机具通过性能。与条带旋耕式玉米免耕播种机相比,在满足种肥深度要求下,土壤扰动量减小了69.7%,单位油耗减小了19.3%,较好地满足了农艺要求。

    Abstract:

    The notill planter in horizontal residuethrowing fingerwheel type for maize was designed. The residuethrowing fingerwheel, furrow opener, seeding and covering device were mainly analyzed. Furthermore, the key parameters were analyzed and determined. The field experiment showed that, though adopting the anti-blocking principle that combined horizontal residuethrowing fingerwheel device with residuecutting by knife type opener, the machine could solve the residue and weed blocking effectively and show a good performance of passing and cutting stubble. Compared with striprotating maize notillage planter, the maize notill planter could not only seed and fertilize at the suitable depths, but also decrease soil disturbance and fuel consumption by 69.7% and 19.3%, respectively. It indicated that this new planter could meet the requirements of agronomy.

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张喜瑞,何 进,李洪文,王庆杰,吴沙沙.水平拨草轮式玉米免耕播种机设计和试验[J].农业机械学报,2010,41(12):39-43.

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