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引种点位于东经104°04＇,北纬39°15＇处,海拔484——580m,浅丘、土壤为黄壤和紫色土,年平均气温17.4℃,年降雨量1068.8mm,年蒸发量704.1mm,相对湿度为77%.1978年引进桉树属60多种,经几年栽培现保存36种.①育苗:苗圃地为沙质壤土,第1次在1978年4月播种,9月定植.②造林地土壤为沙质黄壤,石砾含量20%,坡度20度,造林前林地进行全面清理,全垦深度40cm,株行距2×3m,大苗剪叶带土栽植,灌诱水(不施底肥)栽后连续两年各施1次.
The introduction point is located at longitude 104 ° 04 ’east longitude latitude 39 ° 15’, elevation 484--580m, shallow mound, the soil is yellow and purple soil, the annual average temperature of 17.4 ℃, the annual rainfall of 1068.8mm, the annual evaporation 704.1mm, relative Humidity is 77% .In 1978, the introduction of more than 60 kinds of eucalyptus, after several years of cultivation save 36 kinds of seedlings: nursery for sandy loam, the first sown in April 1978, September planting.② afforestation The soil is sandy yellow soil with gravel content of 20% and gradient of 20 degrees. The forest land before the afforestation is fully cleaned. The full depth of reclamation is 40 cm and the row spacing is 2 × 3 m. After two consecutive years of facilities 1 times.