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Process for In-season Fertilizer Nitrogen Application Based on Predicted Yield Potential
(U.S. Patent and Trademark Office, 2003-08-05)
A method for in-season fertilizer nitrogen application based on predicted yield potential and a nutrient response index. The inventive method includes the steps of: determining a nutrient response index for a field; ...
Optical Spectral Reflectance Sensor and Controller
(U.S. Patent and Trademark Office, 2003-07-22)
A spectral reflectance sensor including: a light source for emitting a modulated beam of red light; a light source for emitting a modulated beam of near infrared light; a receiver for receiving reflected light produced by ...