Novel fertigation machine

The utility model provides a novel fertigation machine, including the blending tank, the blending tank bottom is provided with irrigation conduit, last irrigation pump, flowmeter, filter and the irrigation area of having set gradually of irrigation conduit inhales fertile valve. Be provided with a backward flow branch road on the irrigation conduit between irrigation pump and the flowmeter, the end of backward flow branch road stretches into blending tank upper portion. The backward flow is propped up and has been set gradually soil EC value measuring sensor, manometer and soil pH value measuring sensor on the road. Backward flow between manometer and the soil pH value measuring sensor is propped up and still is provided with many the mixed branch roads of liquid manure on the road, the end of every mixed branch road of liquid manure all stretches into blending tank upper portion. Every mixed of liquid manure is provided with a blender on the road, the side fang jun of every blender has the animal manure jar