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OptRx

PN 2006020–ENG Rev. H

2.

Enter Reference Strip Information

The Reference Strip Information screen 
appears.

Select the correct 

Sensor Rx

. Press 

 to enter the Name, Growth Stage, 

and Variety. For Europe Algorithm Settings 
view below.

÷

NOTE! For Corn, a growth stage of V5 or 
later is needed for accurate application.

When selecting Europe as Sensor Rx, the 

Europe Algorithm Settings

 become 

active. A region, a crop type and a Growth 
Stage need to be selected. 

If your region is not noted in the drop-
down menu, select the 

Region

 that 

reflects your current position best when 
comparing geographic location, climate, general soil types and farming practices. The region setting is used for fine-
tuning and optimizing the N Algorithm. 

Select the 

Crop Type

 on which you are applying fertilizer. For the crops Wheat, Barley and Rapeseed the N Algorithm 

is verified by independent field experiments.

Select the 

Growth Stage

 that reflects your current crop status. For Wheat and Barley the Growth Stage is used to 

select the most appropriate VI index, NDVI or NDRE, further it will be used for fine-tuning and optimizing the N-
Algorithm.

Press 

 when finished.

3.

Drive Reference Strip

—A screen appears, stating that you should drive the applicator to the start of the reference 

strip. When ready, press 

 and drive the reference strip.

4.

Recording Reference Strip

—When you are driving the Reference Strip, 

 appears in the 

Equipment Tab. This bar counts the number of seconds that you record the reference strip.

For best results when driving the Reference Strip, it may be beneficial to Pause the Reference Strip when driving over 
parts of the field that are in a lower than average condition, such as the headlands.

After the minimum required time elapses to create a Reference Strip, the “Cancel” button will change into 

.

5.

File Name

—Press the Stop button when you wish to finish creating the Reference Strip. A dialog appears indicating 

the Reference Strip is saved. Press 

 to accept.

Reference Strip Information

Sensor 

Rx:

Name:

Growth 

Stage:

Variety:

Corn

Europe Algorithm Settings

Region: UK

Crop 

Type: Wheat

Growth 

Stage: GS21 (Tillering)

Recording 303

Stop

Summary of Contents for OptRx

Page 1: ...osed to direct water and sunlight for extended periods of time Because direct sun UV light can be destructive sensor should be oriented so that optics face the ground evenwhennotinuse Tomaximizethelif...

Page 2: ...ual Rate Actual Rate The Flow Sensor returns the actual rate being applied NOTE In some conditions the Actual Rate may increment slower than the Target Rate or its numeric values may vary before match...

Page 3: ...eir desired rates to apply any product to any crop type based on the vegetative index You can create up to 16 ranges and assign a desired rate to these ranges You also have the ability toselect your V...

Page 4: ...r field for 300 seconds 5 minutes Wheat North America Tillering Scan the most vigorous portion of your field for 300 seconds 5 minutes Europe Scan the portion of your field where the plants show an av...

Page 5: ...Barley the Growth Stage is used to select the most appropriate VI index NDVI or NDRE further it will be used for fine tuning and optimizing the N Algorithm Press when finished 3 Drive Reference Strip...

Page 6: ...trip by pressing the View All button located on the bottom right hand side of the Map screen s Equipment Tab The file name of the new reference strip appears in the Reference Strip Selection screen To...

Page 7: ...used to apply a minimum amount of N on ground with damaged crops You may enter in a value either by pressing or you may enter in the current VI value by pressing The minimum rate may be adjusted at t...

Page 8: ...viewed and set for each application Algorithm implication The Minimum Rate is the amount of nitrogen the operator wants applied to the healthiest areas of a field Keep in mind OptRx may apply very low...

Page 9: ...iewed and set for each application Algorithm implication The Pre Sidedress Rate is the amount of nitrogen that has been applied for the current year s crop before side dressing Keep in mind not all pr...

Page 10: ...field average and that the Minimum and Maximum Rate have an equal offset from the Planned Rate The Planned Rate should be set to the intended flat rate to apply if the OptRx N Algorithm was not used M...

Page 11: ...e exact values for these inputs are up to the grower ideally after consulting with an agronomist Ag Leader Technology does not provide agronomic advice Override Serial Logging Checking Logging Overrid...

Page 12: ...row sensor placement Checklist Sensors should be equally spaced apart Sensors should not be mounted on the ends of the booms Each sensor should be mounted so that it is centered over the top of a crop...

Page 13: ...mote sensing that displays a comparison of crop vigor and biomass of the scanned plant This value which is taken from a reference scan of a Reference Strip uses a ratio that indicates the health of th...

Page 14: ...here has been a drop in voltage to the OptRx Crop Sensors Solution Check voltage on the high current power cable to ensure voltage provided to the sensors is approximately 12 V Error Message Too Few S...

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