1.   She is trying to find out if a single plant can pollinate itself.

2.   The hot weather comes as corn plants pollinate, a stage that determines the number of kernels on each ear, and soybean plants begin to flower.

3.   The hot weather comes as corn plants pollinate, a stage that determines the number of kernels on each ear.

4.   The intact father plant pollinates the detasseled mother plant, creating a hybrid that has genetic characteristics of both parent plants.