铅笔柏与小意杨混交效果测定

Trial on the mixed plantation of Sabina virginiana and Populus simonii,

铅笔柏可与意杨、泡桐等砍伐周期短的树种混交。混交的铅笔柏品种以选鳞叶,冠幅小的圆锥形或圆柱形类型为好,密度可为2×3米或2×2米,并以阔叶树造林2～3年再栽植铅笔柏为宜。混交12年后可逐渐对阔叶树进行间伐。

Sabina virginiana may be mixed with Populus simonii and Paulownia. It is better to select the cypress with small canopy and cylinder-style, spacing 2× 3m or 2×2m. It is recommendied that planting the cypress after afforestatiopn of broadleaf trees in 2 to 3 tears. Mixed for 12 years, the thinning out may be done.