Effects of PBA on maize root development.

Links
- https://www.inres.uni-bonn.de/cfg/en/medien/research/boron-deficiency/bor-3.png/image_view_fullscreen
- https://www.inres.uni-bonn.de/cfg/en/medien/research/boron-deficiency/bor-3.png/@@download/image/Bor-3.png