Genesis 30:41

And whenever any of the stronger of the flocks were in heat, Jacob put the branches {in full view} of the flock in the troughs that they might mate among the branches.

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Summary

And it came to pass, whensoever the stronger cattle did conceive, that Jacob laid the rods before the eyes of the cattle in the gutters, that they might conceive among the rods.

Whensoever the stronger cattle did conceive

Bible References

Whensoever the stronger cattle did conceive

Genesis 30:41
And whenever any of the stronger of the flocks were in heat, Jacob put the branches {in full view} of the flock in the troughs that they might mate among the branches.