近49年德州浅层地温的变化特征分析

代玉田，裴洪芹，杨玉霞

Variation Analysis of Shallow Geothermal of Dezhou City in Nearly 49 Years

DAI Yu tian,PEI Hong qin,YANG Yu xia

中国农业气象 . 2011, (增刊): 1 -4 .