Horns of a Dilemma: The cattle industry has been researching a painless genetic solution to the confronting procedure of dehorning and now it says it's made a breakthrough. And a warning this video contains scenes of dehorning. Interview with Markus Heldt: One of the world's largest makers of agricultural chemicals has recently bolstered its presence in Australia with 40 new jobs and increased investment in research and development. German corporate giant BASF believes Australia will play a crucial role in helping to grow the food needed for a burgeoning world population, especially in Asia. The head of BASF's crop division Markus Heldt recently visted Australia and he caught up with Landline's reporter Tim Lee. GM Crossroads: The South Australian moratorium on genetically modified crops and trials ends in 2019 and already debate is underway about what should happen in 5 years' time. Tall Timber: The reputation of timber as an old fashioned building material is being challenged with two landmark buildings recently constructed in Melbourne using a relatively new type of wood panelling called cross laminated timber.