In this paper

a series of questions such as the natural feature of theagriclutural modernization

the problem of the industrial modern agriculture

the general trend of the world in agricultural modernization

therisen abruptly substituting agriculture

the special requirment of the agricultural modernization in China are analysed. It is inquired about thehistory condition of the risen abruptly ecological agriculture

the basiccondition of China

ecologic rule

economic rule

systematic rule

therule of structurefunction relationship as well as the modern scientifictheory

etc. .The connotative feature

basic task and some direct experience of the ecological agriculture of China are also discussed. Furthermore

some principal rule and suggests to build and develop ecologic agriculture

to realize agricultural modernization of China are advanced.