1. Exploring the fitness landscape of root traits across maize domestication. Restricted (Penn State Only) Author: Lopez Valdivia, Ivan Title: Exploring the fitness landscape of root traits across maize domestication. Graduate Program: Agricultural and Environmental Plant Science (PhD) Keywords: OpenSimRootRoot ModelingMaize domesticationRoot anatomyRoot architecture File: Login to Download Committee Members: Erin Connolly, Program Head/ChairJonathan Lynch, Chair & Dissertation AdvisorDavid Huff, Major Field MemberJesse Lasky, Outside Unit & Field MemberCharlie White, Major Field Member