research to improve human health and agricultural productivity through the discovery, development, and commercialization of products and agrichemicals from bioactive natural products, including products from plant, marine, and microbial sources;

research to characterize the botanical sources, production, chemistry, and biological properties of plant-derived natural products; and

other research priorities identified by the Secretary.

determine the relevance and merit of research under this section through a system of peer review established by the Secretary pursuant to section 7613 of this title; and

approve funding for research on the basis of merit, quality, and relevance to advancing the purposes of this section.