Rosh HaShanah 12a and Rosh HaShanah 12b, finishing up the pictures of how the Flood was timed, and then more examples of where the 1st of Tishrei changes the year, for vegetables and other tithes, how we know the 3rd and 6th years of a shemittah cycle are for ma’aser oni, the poor person’s tithe, for vows, and then when in a growing cycle counts as the year for that product.
