Facing page 27.] MAP X Number of Acres of CLOVER and ROTATION GRASSES per 100 Acres of Arable Land in 1925. py a zl fo. 21 fo 3v ‘31 pao 41 Io 50 Sl and over wd I R omer f : 0? TFFOL 3) ’ NI EX J = R. Thames = — FW De i Ha Le sett