A man is lifting stubble for corn root rot studies under the direction of Dr. George Semeniuk. He is using a walking mold board plow pulled by a tractor.
A man is cutting corn stalk with a knife near the ground line for corn root rot studies under direction of Dr. George Semeniuk. A tractor is parked to his right.
A man is lifting stubble for corn root rot studies under the direction of Dr. George Semeniuk. He is using a walking mold board plow pulled by a tractor.
A man is cutting corn stalk with a knife near the ground line for corn root rot studies under direction of Dr. George Semeniuk. A tractor is parked to his right.
