摘要
草原火烧后,土壤水分含量降低.平均影响深度为55cm.0~40cm范围内平均含水量的差异在每年的8月份消失.
Following grassland burning, water content of soil decreased,effecting depth is about 55 cm.Difference of water content between burned site and unburned site disappeared in August in each year.
出处
《东北师大学报(自然科学版)》
CAS
CSCD
1999年第1期97-102,共6页
Journal of Northeast Normal University(Natural Science Edition)
基金
农业部"八五"重点科技项目
关键词
草原
火烧
土壤
水分含量
steppe
burning
soil
water content