A system (100, 300) for use with a mechanized irrigation system having at least one span (104, 106) and a drive system (108, 109) for moving the span, and a control device to control one or more operational aspects of the irrigation system and including a processor and a memory, wherein the system comprises: a plurality of span mounted sensors (314, 318), wherein at least one span mounted sensor comprises at least one sensor configured to allow for the detection of crop data, wherein the crop data is selected from the group of crop data comprising: crop type, stage of grown, health, presence of disease, and rate of growth; a plurality of in situ sensors, wherein the plurality of in-situ sensors is comprised of at least one in situ soil sensor and one in situ crop sensor, a weather station including a plurality of weather sensors, wherein at least one weather sensor is configured to detect weather data; wherein the weather data is selected from the group of weather data comprising humidity, pressure, precipitation and temperature; at least one remote sensing element, wherein the at least one remote sensing element comprises a sensor located on an unmanned aerial vehicle, a manned aerial vehicle or a satellite; further wherein the at least one remote sensing element transmits aerial data; the system characterised in that there is a crop/ soil analysis module in data communication with the at least one span mounted sensor (314, 318) at least one remote sensing element, at least one in situ sensor and at least one weather sensor and the control device, and wherein the processor is configured to process and analyse data collected from some at least one span mounted sensors, in situ sensors, weather sensors and remote sensing elements and to generate irrigation management recommendations; further wherein the crop/soil analysis module is configured to receive data from at least one of the span mounted sensors and to use the system's analytics to calculate crop water use, a crop water stress index and a plant production ratio based at least in part on data from the span mounted sensors; further wherein the crop/soil analysis module is configured to determine the crop health of a given field based on one or more vegetation indexes, further wherein the crop/soil analysis module is configured to compare a vegetation index against a vegetation index value calculated from the aerial data; further wherein the crop/soil analysis module is further configured to interface with the control device to control one or more operational aspects of the irrigation system the operational aspects including a drive control system and a water pressure system; further wherein the crop/soil analysis module is further configured to autonomously create and execute an irrigation plan which comprises custom drive instructions and applicant dispersal rates for a given field. a plurality of span mounted sensors (314, 318), wherein at least one span mounted sensor comprises at least one sensor configured to allow for the detection of crop data, wherein the crop data is selected from the group of crop data comprising: crop type, stage of grown, health, presence of disease, and rate of growth; a plurality of in situ sensors, wherein the plurality of in-situ sensors is comprised of at least one in situ soil sensor and one in situ crop sensor, a weather station including a plurality of weather sensors, wherein at least one weather sensor is configured to detect weather data; wherein the weather data is selected from the group of weather data comprising humidity, pressure, precipitation and temperature; at least one remote sensing element, wherein the at least one remote sensing element comprises a sensor located on an unmanned aerial vehicle, a manned aerial vehicle or a satellite; further wherein the at least one remote sensing element transmits aerial data; the system characterised in that there is a crop/ soil analysis module in data communication with the at least one span mounted sensor (314, 318) at least one remote sensing element, at least one in situ sensor and at least one weather sensor and the control device, and wherein the processor is configured to process and analyse data collected from some at least one span mounted sensors, in situ sensors, weather sensors and remote sensing elements and to generate irrigation management recommendations; further wherein the crop/soil analysis module is configured to receive data from at least one of the span mounted sensors and to use the system's analytics to calculate crop water use, a crop water stress index and a plant production ratio based at least in part on data from the span mounted sensors; further wherein the crop/soil analysis module is configured to determine the crop health of a given field based on one or more vegetation indexes, further wherein the crop/soil analysis module is configured to compare a vegetation index against a vegetation index value calculated from the aerial data; further wherein the crop/soil analysis module is further configured to interface with the control device to control one or more operational aspects of the irrigation system the operational aspects including a drive control system and a water pressure system; further wherein the crop/soil analysis module is further configured to autonomously create and execute an irrigation plan which comprises custom drive instructions and applicant dispersal rates for a given field.