Analysis of Buerni Event in 1675A.D from Sociology of Law;

Three far correlation factors resulting in three large floods along the Yangtze River in the 20th century are analyzed as follws: (1) sunspot activity, (2) EL Nino event, (3) drastic earthquake in the south of the Tibet Plateau.

Three strong signals of three large floods along the Yangtze River since 1900 are analyzed as follows: (1) sunspot activity, (2) EL Nino event, (3) big earthquake of the south of Tibet plateau.

Precipitation increases obviously in the current or next year of El Nino events,while in reverse in the current or next year of La Nina events in Yiwu.

El Nino events increase probability that occurs the delayed cool injury.

The relationship between El Nino events and the epidemic area of the winter wheat powdery mildew in China are analyzed.

Effections of ENSO on Climate in Shangqiu Region;

Large flood along the Changjiang River in 1998 and El Nio event;