The invention discloses a wisdom water conservancy management-control cloud platform and method. The wisdom water conservancy management-control cloud platform comprises a data acquisition terminal, a cloud terminal, an intelligent control terminal and an intelligent execution terminal; the data acquisition terminal acquires field water volume information, crop growth information and pump station water source information, and sends the acquired field water volume information, the acquired crop growth information and the acquired pump station water source information to the cloud terminal; the cloud terminal stores appropriate soil moisture thresholds of various growth periods of various crops, the cloud terminal makes an irrigation scheme according to the appropriate soil moisture thresholds, weather information, the field water volume information, the crop growth information and the pump station water source information, and the made irrigation scheme is sent to the intelligent control terminal; and the intelligent control terminal controls the intelligent execution terminal according to the irrigation scheme to achieve intelligent irrigation, the intelligent irrigation makes full use of water conservancy information resources, and water conservancy irrigation engineering construction and water affair treatment efficacy and benefits are improved.