King James Version
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.New International Version
Whenever the stronger females were in heat, Jacob would place the branches in the troughs in front of the animals so they would mate near the branches,Catholic Public Domain Version
Therefore, when the first to arrive were climbing on the ewes, Jacob placed the branches in the troughs of water before the eyes of the rams and the sheep, so that they might conceive while they were gazing upon them