9 Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signaling, checking (supervision), life-saving and teaching apparatus, instruments and sensors, including apparatus, instruments and sensors for measuring the chlorophyll content in plants; apparatus, instruments and sensors for measuring the fertilizer content of the soil; apparatus, instruments and sensors for measuring of crop nitrogen requirements; apparatus and instruments for measuring, varying and distributing of fertilizers and seeds; apparatus, instruments and sensors for measuring precipitation; apparatus, instruments and sensors for measuring the content of minerals in the soil; computer data processing equipment and computer software for controlling and regulating the dispersion of fertilizers and seeds; equipment for measuring, dosing and mixing of gases and fluids, including those comprised primarily of software, electronic control panel, sensors, injectors, flow meters, flow and pressure switches, pressure indicators and regulators, metering valves and warning unit; gas detectors; manometer; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; compact discs, DVDs and other digital recording media; calculating machines, data processing equipment, computers; computer software, including software for measuring of crop nitrogen requirements and software for measuring, varying and distributing of fertilizers and seeds; software for measuring chlorophyll content in plants; software for measuring fertilizer content of the soil; software for measuring the content of minerals in the soil; software for measuring dosing and mixing of gas and fluids; application software for mobile phones; computer software applications, downloadable, including application software for tank mixture and tank mixability identification, application; software for crop identification and crop deficiency identification; digital apparatus, instruments and sensors for use in agriculture, horticulture, aquaculture and forestry and maritime services; digital measuring instruments; digital measuring instruments for use together with smart phones; digital maps; digital analyzing tool through software applications for the use of crop diagnostics; digital analyzing tool through software applications for the use of fertilizer recommendation; digital analyzing tool through software applications for the use of measuring and analyzing nitrogen content in plants; digital analyzing tool through software applications for the use of measuring precipitation, water levels and water requirements in crops and plants; digital analyzing tool through software applications for the use of measuring of nutrient contents in plants