Figure 4

Scanning electron microscopy of the starch granules arrangement of superior(A,B,E,F,I and J) and inferior (C,D,G,H,K, and L) grains from Suyu 30(A–D), Suyu 20 (E–H) and Suyu 29 (I–L) and effected by 0 (B,D,F,H,J and L) and 450 (A,C,E,G,I and K) kg N ha⁻¹ (4000×, Scale bar = 10 μm).