青海省森林土壤磷储量及其分布格局

唐立涛,刘丹,罗雪萍,胡雷,王长庭

Forest soil phosphorus stocks and distribution patterns in Qinghai, China

TANG Li-Tao,LIU Dan,LUO Xue-Ping,HU Lei,WANG Chang-Ting

表1 青海省样地基本信息表

Table 1 Basic information of sampling sites of forest soil in Qinghai Province

森林类型 Forest type 采样区域 Sample area 优势树 Dominants species 样地数 Number of plots 土壤类型 Soil type 海拔 Altitude (m) 阔叶林 Broadleaf forest 循化、互助、民和、同仁、湟源、湟中、大通、门源、同德、化隆、兴海 Xunhua, Huzhu, Minhe, Tongren, Huangyuan, Huangzhong, Datong, Menyuan, Tongde, Hualong, Xinghai 白桦 Betula platyphylla 35 山地褐色针叶林土、山地灰褐色森林土、山地暗褐土 Cinnamon coniferous forest soil, gray cinnamon forest soil, dark cinnamon forest soil 2 200-3 000 毛白杨 Populus tomentosa 13 红桦 Betula albosinensis 5 青杨 Populus cathayana 3 山杨 Populus davidiana 9 针叶林 Coniferous forest 乐都、贵德、互助、门源、化隆、湟中、尖扎、同仁、祁连、玛沁、班玛、同德、玉树、囊谦、大通、都兰、循化、江西林场 Ledu, Guide, Huzhu, Menyuan, Hualong, Huangzhong, Jianzha, Tongren, Qilian, Maqin, Baima, Tongde, Yushu, Nangqien, Datong, Dulan, Xunhua, Jiangxi Forest Farm 青海云杉 Picea crassifolia 130 山地褐色针叶林土、山地灰褐色森林土、山地棕色暗针叶林土、山地暗褐土Cinnamon coniferous forest soil, gray cinnamon forest soil, brown forest soil, dark cinnamon forest soil 2 100-3 900 青扦 Picea wilsonii 9 圆柏 Juniperus chinensis 33 落叶松 Larix gmelinii 3