论文部分内容阅读
为提供育苗造林适土适树的科学依据,1986年开展了林苗土宜试验工作.地点:长宁县河东乡营盘山,土壤沙溪庙科酸性紫色土,海拔400m,地势向阳,年降雨量1200——1300mm,年平均温度18.3℃,年日照时数1198.4小时.供试土种10个:须家河科冷沙黄壤,飞仙关科暗紫泥,夹关科红紫泥、黑色石灰土、沙溪庙科酸性紫色土、沙溪庙科灰棕紫泥、新冲积土、蓬莱镇科紫泥、遂宁科红棕紫泥、嘉陵江科黄泥.供试树种10个:华山松、香桂、露丝柏、安息香、大叶相思、桂花、侧柏、黄柏、柳杉、红豆杉.
In order to provide the scientific basis for the suitable tree planting and afforestation of suitable soil, the trial of forest seedling soil should be carried out in 1986. Location: Campan Hill, Hedong Township, Changning County, Acidic purple soil of Shaxi Temple, Soil elevation 400m, sunny, annual rainfall 1200--1300mm, the annual average temperature of 18.3 ℃, the annual sunshine hours of 1198.4 hours for the soil test 10: Xujiahe cold yellow sand, Feixianguanke dark purple, Clamson red purple clay, black lime Soil, Shaxi Temple acidic purple soil, Shaxi Temple Branch gray brown purple soil, the new alluvial soil, Penglai Branch Purple mud, Suining Branch red brown purple, Jialing River Branch Wong mud for the test species 10: Huashan pine, Fragrant Gui, Lu Si Park, benzoin, Acacia, osmanthus, Arborvitae, Cork, Cryptomeria, Taxus.