Fig. 4. Soil bulk density in the 7.6- to 15.2-cm depth in the spring wheat-fallow (SW-F) rotation as a function of N fertilizer rate for the no-till (NT), minimum-till (MT), and conventional-till (CT) treatments.
Fig. 4. Soil bulk density in the 7.6- to 15.2-cm depth in the spring wheat-fallow (SW-F) rotation as a function of N fertilizer rate for the no-till (NT), minimum-till (MT), and conventional-till (CT) treatments.