precipitation in Yunnan
rainy season precipitation in Yunnan Province
journals in May 4(superscript th) Period
Management of fruit production in May and June
National mourning in May
precipitation amounts over China in May
Rainfall over North China in May
1998 summer heavy precipitation in the Yangtze and Huaihe River valley
abnormal precipitation in South China
亚洲栽培稻(Oryza sativa)
华南春季降水
Air temperature and precipitation in China
anomaly of precipitation in China
April Precipitation in Shandong
artifical increase of precipitation precipitation
Changes in precipitation
co precipitation in homogeneous system
combustion in precombustion chamber
co-precipitation in solutioin
Cu ion precipitation in advance