GPS carrier wave difference orientation

grain orientation difference

orientation difference

time difference orientation

Mulching on row-row of ordinary ridge

employee orientationproduction orientation

closed difference of height difference

difference in difference

difference in difference (DD) method

Difference-in-difference

log mean temperature difference; logarithmic mean temperature difference

logarithmic mean temperature difference; log mean temperature difference

temperature difference; logarithmic mean; log mean temperature difference

conjunction row by row

row-by-row and stratified

two-row check row planter

Short row (Point row)

employee orientation production orientation

employee orientationproduction orientation