And then hold down the Shift key after the first click leaf progressive click peduncle, two elliptic, mark and selected the five shapes, click on the "joint" shape can get an apple logo (figure 2).

Basal leaf blade oblong or elliptic, truncate or cuneate at base.

The soybean variety under-sowing with maize ought to select that the leaf is middle size, lanceolate or elliptic, deep green colour, and the petiole is short and thick;