Fuente: WIPO "tomato" Nanoparticulate compositions and methods of use thereof, are disclosed. The nanoparticulate compositions include: (a) nanoparticles comprising a homogenous network of plant secondary metabolites optionally metals bound to the plant secondary metabolites, preferably a metal-phenolic network comprising one or more metals and one or more phenolic compounds, the network having dispersed therein one or more plant treatment agents, or (b) nanoparticles comprising a core and a shell, wherein the shell comprises one or more plant secondary metabolites and metal, preferably a metal-phenolic network comprising one or more metals and one or more phenolic compounds in the form of a metal phenolic network, wherein the core comprises hydrophobic molecules (a) in a membrane encapsulating one or more plant treatment agents and/or (b) having dispersed therein one or more plant treatment agents, and optionally wherein the nanoparticulate composition comprises a surfactant at the interface between the core and the shell.