论文部分内容阅读
1高山杜鹃的园林景观2栽植条件2.1土壤条件高山杜鹃喜酸性土壤,最佳p H值为4~5,土壤要求富含有机质、疏松透气,具有良好的透水性。2.2环境要求大多数品种适应性较强。最适生长温度15-20℃,大多品种能耐-20℃低温,在30℃以上环境生长不良;在半荫环境下生长最佳,大多数品种在阳光下生长正常。3种植步骤
1 alpine rhododendron landscape 2 planting conditions 2.1 soil conditions alpine rhododendrons like acidic soil, the best p H value of 4 to 5, the soil requires rich organic matter, loose air permeability, with good water permeability. 2.2 Environmental Requirements Most species adaptability. The most suitable growth temperature is 15-20 ℃. Most of the varieties are resistant to low temperature of -20 ℃ and poor growth in the environment of more than 30 ℃. They grow best in the semi-shade environment and most of them grow normally in the sun. 3 planting steps