用wheat stalk造句子，“wheat stalk”造句

Central fibrovascular bundle and edge fibrovascular bundle are two relatively independent fibrovascular systems in wheat stalk.

The yield was bv increased to 10.7% with the normal wheat stalk-covering and 3.4%,with double-lay of the wheat stalk covering.

He walked steadily on the wheat stalk and walked very fast, and his mind was in a dazed state.

The wheat stalks are being stacked.