The present patent application refers to a portable system for application and preferential dosage of fertilizers and pesticides comprising a joystick-type portable command for application of granulate particles by gravity flow, for applications located on the ground surface, vases with plants, etc.; and for continuous applications (for example, grams per minute) inside plantation furrows or even in coverage of the total area. Manufactured for assembly with a discharge pipe, to be connected together to the bottom of a storage tank of granules, usually, a back equipment, for use by rural producers/creators in various applications, even in large areas, where, for example, an irregular topography of the ground prevent the access of tractor-implemented systems.