Composite particles useful for absorbing in the UV-A and UV-B regions contain a zinc oxide matrix and cerium oxide domains, wherein the domains are located in and on the matrix, wherein a fraction of zinc oxide is 80 to 98% by weight and a fraction of cerium oxide is 2 to 20% by weight, in each case based on the composite particles, and wherein a BET surface area of said composite particles is from 5 to 100 m.sup.2/g.

 
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> Pesticide formulations with substituted biopolymers and organic polymers for improving residual activity, droplet size, adherence and rainfastness on leaves and reduction in soil leaching

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