GrainYld

All steps are required

Before starting the estimation, be sure to have a measuring tape and a 30-feet rope on hand.

Step 1 Walk for 50 feet along the side of the field

Step 2 Go 50-75 feet perpendicularly into the field

Step 3 Measure row spacing (in inches)

Step 4 Measure a 30-feet distance in a row

Step 5 Count all cobs on each side of the row over 30 feet

Step 6 Pull 3 cobs: the 5th, the 8th and the 11th

Step 7 Measure length of each of the 3 cobs (in inches)

Step 8 On each of the 3 cobs, count the number of grain rows (even number)

Step 9 On each of the 3 cobs, count the number of grains on a representative row

Step 10 Evaluate growth stage

Step 11 Give an overall appreciation of the field and grain condition

Step 12 Note the GPS coordinates or use the GPS positioning tool on your cell phone

ProFarmer

Région administrative

Municipalité/MRC

Row spacing

Double row?

Number of cobs on 2 rows

Length of 3 cobs (in inches)

Number of grain rows for 3 cobs

Grain count on 1 row for each cob

Growth stage

Overall crop condition

Number of nitrogen deficient leaves below cob

Irrigated field?

Other observations

GPS Coordinates

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