论文部分内容阅读
1 覆盖方法覆盖园,选择沿山脊倾斜15度、排水良好的园地,约覆盖了3英亩。地膜为银灰色聚乞烯薄膜(宽1.8m、厚0.03mm)。覆盖方法是,挖掘防止水分侵入和排水用的沟,交接处重叠覆盖20cm,从下往上覆盖,用橡胶带临时固定並将泥土裝入肥料袋压固。根颈部分,用橡胶带与覆盖物粘贴,防止水分侵入。
1 cover the garden covering the way, choose to tilt along the ridge 15 degrees, well-drained garden, covering about 3 acres. Membrane for the silver-gray poly behene film (width 1.8m, thickness 0.03mm). The method of covering is to excavate a trench for preventing intrusion of moisture and drainage, overlapping overlapping 20 cm at the junction, covering from bottom to top, temporarily fixing with rubber band and pressing the soil into a fertilizer bag for pressing. Root neck part, with rubber tape and cover paste, to prevent moisture intrusion.