济源市南山林场不同林分类型土壤主要肥力指标评价

王勇峰, 王剑, 庞国涛, 朱卫平, 王克超, 王晓恩, 王祖振, 刘杰

Assessment of primary soil fertility indicators of different forest stand types in the Nanshan forest farm in Jiyuan City

WANG Yong-Feng, WANG Jian, PANG Guo-Tao, ZHU Wei-Ping, WANG Ke-Chao, WANG Xiao-En, WANG Zu-Zhen, LIU Jie

表5 研究区土壤养分分级占比统计

Table 5 Statistics of the proportion of soil nutrient classification in the study area %

分级 有机质 全氮 全磷 全钾 碱解氮 有效磷 速效钾 丰富 7.95 4.55 2.27 6.82 6.82 0 1.14 较丰富 10.23 6.82 10.23 50.00 4.55 0 3.41 中等 52.27 29.55 21.59 38.64 7.95 1.14 18.18 较缺 29.55 15.91 32.95 3.41 26.14 26.14 31.82 缺 0 17.05 26.14 1.14 43.18 43.18 30.68 极缺 0 26.14 6.82 0 11.36 29.55 14.77