Soil moisture monitoring at 1′, 2′, and 3′ depths
1.5 miles NE of Scribner: Irrigated no-till soybeans on Moody Silty Clay loam soil (about 2.2″ of available water per foot)
July 27 – August 3
Weekly Rainfall/Irrigation & Crop Water Use for July 27 – August 3:
Rainfall = 3.26″ and hail
Irrigation = 0″ (0.0″ total for season)
ET (Evapotranspiration) Reading: 1.0
Soybean Water Use (R3 – Beginning Pod) = 1.1″
Summary:
July 2 – August 3 Rainfall: 6.8″
July 2 – August 3 Soybean Water Use: 5.3″
Total July-August Deficit: +1.5″
No soil moisture sensors installed at this location.
2 miles W of Hooper: Location 1, Irrigated strip-till corn after soybeans on Moody Silty Clay Loam soil (about 2.2″ of available water per foot).
July 27 – August 3
Weekly Rainfall/Irrigation & Crop Water Use for July 27 – August 3:
Rainfall = 3.40″
Irrigation = 1.0″ (1.25″ total for season)
ET Reading = 1.00
Corn Water Use (R3 – Milk) = 1.43″
Soil Water Depleted* at Depth (Sensor Reading) on August 3:
1 ft = 0.00″ (15) or 1.1″ of available water before 50% depletion
2 ft = 0.00″ (10)
3ft = 0.00″ (0)
*Corn lodged the week of July 27 – August 3 due to high winds. Soil moisture depletion the rest of season may not be representative.
Summary:
June 29 – August 3 Rainfall: 8.2″
June 29 – August 3 Corn Water Use: 6.4″
Total July-August Deficit: +1.8″
2 miles W of Hooper: Location 2, Rainfed No-till Soybeans after Corn on Moody Silty Clay Loam soil (about 2.2″ of available water per foot)
July 27 – August 3
Weekly Rainfall & Crop Water Use for July 27 – August 3:
Rainfall = 3.40″
ET Reading = 1.0
Soybeans Water Use (R3) = 1.1″
Soil Water Depleted at Depth (Sensor Reading) on August 3:
1 ft = 0.00″ (1) or 1.1″ of available water before 50% depletion
2 ft = 0.00″ (9)
3 ft = 0.00″ (15)
Summary:
June 29 – August 3 Rainfall: 8.2″
June 29 – August 3 Soybean Water Use: 5.6″
Total July-August Deficit: +2.6″
6 miles E of Winslow
Irrigated Conventional-Tilled Corn-after-Corn on Moody Silty Clay Loam soil (about 2.2″ of available water per foot)
July 27 – August 3
Weekly Rainfall/Irrigation & Crop Water Use for July 27 – August 3:
Rainfall = 3.00″
Irrigation = 0.0″ (0.0″ total for season)
ET Reading = 1.4
Corn Water Use (R3 – Milk) = 1.54″
Soybean Water Use (R3 – Beginning Pod) = 1.54″
Soil Water Depleted at Depth (Sensor Reading) on August 3:
1 ft = 0.00″ (15) or 1.1″ of available water before 50% depletion
2 ft = 0.00″ (20)
3ft = 0.00″ (19)
Summary:
June 29 – August 3 Rainfall: 8.9″
June 29 – August 3 Corn Water Use: 6.5″
Total July-August Deficit: +2.4″
