Local Crop Water: Crop Water Use & Soil Moisture Status August 10-17

ET gauge or Atmometer

ET gauge or Atmometer

1.5 miles NE of Scribner: Irrigated no-till soybeans on Moody Silty Clay loam soil (about 2.2″ of available water per foot)

August 10 – August 17

Weekly Rainfall/Irrigation & Crop Water Use for August 10 – August 17:
Rainfall = 2.2″
Irrigation = 0″ (0.0″ total for season)
ET (Evapotranspiration) Reading: 1.2
Soybean Water Use (R5 – Beginning Seed) = 1.32″

Summary:

July 2 – August 17 Rainfall: 9.8″
July 2 – August 17 Soybean Water Use: 7.3″
Total July-August Deficit: +2.5″

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).

August 10 – August 17

Weekly Rainfall/Irrigation & Crop Water Use for August 10 – August 17:
Rainfall =0.9″
Irrigation = 0″ (1.25″ total for season)
ET Reading = 1.2
Corn Water Use (R4- Dough) = 1.32″

Soil Water Depleted* at Depth (Sensor Reading)
*Corn lodged the week of July 27 – August 3 due to high winds in the location of the sensors. Soil moisture readings no long representative.

Summary:

June 29 – August 17 Rainfall: 9.7″
June 29 – August 17 Corn Water Use: 8.8″
Total July-August Deficit: +0.9″

 

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)

August 10 – August 17

Weekly Rainfall & Crop Water Use for August 10 – August 17:
Rainfall = 0.9″
ET Reading = 1.2
Soybeans Water Use (R5) = 1.32″

Soil Water Depleted at Depth (Sensor Reading) on August 10:
1 ft = 0.00″ (3) or 1.1″ of available water before 50% depletion
2 ft = 0.00″ (13)
3 ft = 0.00″ (10)

Summary:

June 29 – August 17 Rainfall: 9.7″
June 29 – August 17 Soybean Water Use: 8.0″
Total July-August Deficit: +1.7″

 

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)

August 10 – August 17

Weekly Rainfall/Irrigation & Crop Water Use for August 10- August 17
Rainfall = 1.0″
Irrigation = 1.0″ (1.0″ total for season)
ET Reading  = 1.5
Corn Water Use (R5 – Dent) = 1.65″
Soybean Water Use (R5 – Beginning Seed) = 1.65″

Soil Water Depleted at Depth (Sensor Reading) on August 10:
1 ft = 0.00″ (1) or 1.1″ of available water before 50% depletion
2 ft = 0.36″ (45)
3ft = 0.15″ (29)

Summary:

June 29 – August 17 Rainfall: 10.5″
June 29 – August 17 Corn Water Use: 9.4″
Total July-August Deficit: +1.1″

 

Local Crop Water: Crop Water Use & Soil Moisture Status August 10-17
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