Abstract: The disclosure provides compositions and kits comprising i) a biofertilizer comprising a microorganism, wherein the microorganism is Xanthobacter autotrophicus, and ii) a primer of nitrogen fixation, wherein the primer is optionally glucose, fructose, or a combination thereof. In some aspects, disclosed herein are methods of using a biofertilizer and a primer of nitrogen fixation for priming nitrogen fixation, enhancing exopolysaccharides (EPS) production of a biofertilizer, enhancing microbial root colonization of a plant, and/or increasing viability of a biofertilizer.

Abstract: The disclosure provides a composition comprising i) a diluent derived from a plant, yeast, insect, crustacean or algae, and ii) a nitrogen fixing microorganism; along with methods of preparing and using said composition.

Abstract: An internal combustion engine performance analysis and control logic which utilizes engine performance characteristics to control fuel and oxidizer delivery to the engine for combustion.