Because the ground is chapt, for there was no rain in the earth, the plowmen were ashamed, they covered their heads. The ground is chapt - The cracks in the earth before the descent of the rains are in some places a cubit wide, and deep enough to receive the greater part of a human body.
Related Commentaries of Jeremiah 14:4
Jeremiah 14:4
4 Because the ground is chapt, for there was no rain in the earth, the plowmen were ashamed, they covered their heads.