Study on plantingbreeding complex agro-ecosystem in the low hill land of red earth

Based on the natural topography in the low hill land of red earth,the plantrng ecological pattern with vertical,intercropping and interplanting distribution and the breeding ecological pattern disposed optimally animal,stock and fish are put forward. Farm production,fish breeding and poultry make good cycle.The methods of controlling the subsystem of each pattern are summarized in the end.