|
|||||
|
|
Besprechungen |
|
| Abstract: | Book review in this article: Plant Growth Substances 1970. Proceedings of the 7th International Conference on Plant Growth Substances Held in Canberra, Australia, December 7–11, 1970. Editor: G arr , D. J. Harpaz, I., Maize Rough Dwarf, a Planthopper Virus Disease affecting Maize, Rice, Small Grains and Grasses. |
| Keywords: | |