; and (ii) to minimize nutrient losses to surface and groundwater and the atmosphere. (B) Priority In awarding grants under subparagraph (A), the Secretary shall give priority to research examining the impact of the source, rate, timing, and placement of plant nutrients. (14) Cattle fever tick program Research and extension grants may be made under this section to study cattle fever ticks— (A) to facilitate the understanding of the role of wildlife in the persistence and spread of cattle fever ticks; (B) to develop advanced methods for eradication of cattle fever ticks, including— (i) alternative treatment methods for cattle and other susceptible species; (ii) field treatment for premises, including corral pens and pasture loafing areas; (iii) methods for treatment and control on infested wildlife; (iv) biological control agents; and (v) new and improved vaccines; (C) to evaluate rangeland vegetation that impacts the survival of cattle fever ticks; (D) to improve management of diseases relating to cattle fever ticks that are associated with wildlife, livestock, and human health; (E) to improve diagnostic detection of tick-infested or infected animals and pastures; and (F) to conduct outreach to impacted ranchers, hunters, and landowners to integrate tactics and document sustainability of best practices. (15) Laying hen and turkey research program Research grants may be made under this section for the purpose of improving the efficiency and sustainability of laying hen and turkey production through integrated, collaborative research and technology transfer. Emphasis may be placed on laying hen and turkey disease prevention, antimicrobial resistance, nutrition, gut health, and alternative housing systems under extreme seasonal weather conditions. ; (2) in subsection (e)(5), by striking 2018 and inserting 2023 ; (3) in subsection (f)(5), by striking 2018 and inserting 2023 ; (4) in subsection (g), by striking 2018 each place it appears and inserting 2023