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农桐间作是我国平原农区目前发展立体种植的主要方式,这种种植方式在我县已有20余年历史。为总结经验,进一步提高单位面积经济效益,我们在党集、九女、苟村等3个乡镇,调查了34个地块,现总结如下。一、调查方法按照我县目前普遍采用的3种不同的栽植规格,即5×20米,5×30和5×40米,选择具有代表性的典型地块,分别调查了4年生和9年生兰考泡桐(以下简称桐树),并以农桐间作前或条件相当的地块做对照。每个树龄调查6—9个
Agropyral interplastification is the main way for the development of three-dimensional planting in the plain areas of our country. This planting method has been in our county for more than 20 years. To sum up our experience and further improve the economic benefits per unit area, we surveyed 34 plots of land in three townships, namely Party Set, Nine Ladies and Gou Cun, and summarized the following. First, the survey method According to my county currently widely used three different planting specifications, namely 5 × 20 meters, 5 × 30 and 5 × 40 meters, select the typical representative of the plots were investigated 4-year and 9-year-old Lantana Paulownia (hereinafter referred to as Tung tree), and the inter-crop of Agropyron mongolicolab before or the same conditions as a control. 6-9 per tree age survey