Analysis on Change and Cause of pH Values of Precipitation in Jishou City Last 16 years
OU Ai-song1,RAO Ya1,OU Wei2,SHAO Jian-guang1(1.Jishou Meteorological Bureau,Hunan Province,Jishou 416000,China;2.Southern Hunan Autonomous Prefecture Meteorological Bureau,Jishou 416000)
Chinese Journal of Agrometeorology . 2009, (S1): 64 -67 .