US Patent 10492361 Apparatus, system and method for generating crop nutrient prescriptions

An apparatus, system and method for generating crop nutrient prescriptions utilizing a portable soil testing apparatus. The portable soil testing apparatus includes at least one soil sensor for identifying soil properties of plurality of soil samples collected within a field zone associated with a GPS location. A computing device in signal communication with the at least one soil sensor generates the crop nutrient prescription for the field zone based on the identified soil properties of the collected soil samples and may further be based on input of various agronomic factors.