Abstract: Suspensions include an aqueous medium and a plurality of particles. The particles include polymeric carrier material dispersed throughout the particle and active ingredient dispersed throughout the particle. The polymeric carrier material can be biodegradable, and one example is a cellulose ester. Exemplary active ingredients include an insecticide, a fungicide, and a pesticide. In some instances, the plurality of particles have an average diameter of 25 nm to 5 ?m. Exemplary suspensions may be applied to plant surfaces.

Abstract: Disclosed herein is a solid phase matrix comprising a layer of lignocellulosic fibers that can be used as effective cargo delivery for crop protection. Also disclosed is a mechanized planter for wrapping or encasing a plant seed, seed piece, seedling, or slip into the disclosed solid phase matrix. Also disclosed is a method for protecting a plant or plant that involves wrapping or encasing the plant or plant part in the disclosed solid phase matrix.