Figure 1. Mean solid feed intake (17 calves, ; SEM = 748) and rumen pH (12 calves, ; SEM = 0.06) from 1 to 6 wk after starter was available for calves fed starter containing 5% straw differing in particle size either in the pellet (PS) or mixed with the pellet: short (SS), medium (MS), and long straw (LS) in trial 1. Color version available online