In the Shangrao and Qianshan area of Jiangxi, ammonite fossils are very abundant in thecoal measure strata of Shangrao Formation which is a contemporaneous heleropic deposit of the Maokou Formation This paper has described in detail a large quantity of ammonites collected from this area and has discussed preliminarily the evolution of some of them.

Taking Guangrao County as research area, this paper studied soil testing and fertilizer recommendation technology facing management level at county level was studied.