This photo shows a 36 inch corrugated metal pipe laid before covering on a county farmer (G. Fry) cooperative road structure. At the double elbow section to the left is where the downstream berm will be located. The structure has a slotted flume…
The native grass that is being examined has never been cultivated. Mr. Williams uses good management on his native grass pasture and he has had good rresponse from fertilizing. This property is located 4 miles north of Sioux City, Iowa.