Turn Your Midwest Backyard Into a Tropical Oasis Plante & Ierburi Cornelia Olive Oil One step generation of composite soybean plants with transgenic roots by Agrobacterium rhizogenes mediated transformation BMC Plant Biology Springer Nature Link Did you know the holes in a leaf are called fenestrations? Plants evolved to grow fenestrations as a way to allow light travel through and reach the lower leaves as they climb!