Abstract: The current status and main progress of Nutrition control technology the research on source-sink relation of The potato were reviewed with the emphases on the concept of source and sink,the measuring indexes of source and sink, Further mutual restraint, mutual coordination of source-sink relationship, Nitrogen, phosphorus and potassium and the ABA, GA, on Growth hormone, etc To study on the nutritional control technology of the source and sink ,worthy of further study of the views were put forward In the future.