怀山药栽培新技术

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【正】 为提高怀山药的产量和品质,为怀山药的规范化、高产化栽培提供科学依据,2000年-2001年我们分别进行了怀山药的打孔和管道栽培技术研究,效果明显。现将具体技术介绍如下。 一、怀山药的打孔栽培 1. 操作过程。选两合土质,于春节前深耕土壤,再于春季用人工或机械深翻后耙磨保墒。栽前用专用打孔器打孔,孔深100厘米,孔径10厘米,下部65厘米深填入过筛后的细土和切碎的玉米秸杆,上部35厘米装入用细土、河沙、腐熟
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