Swarmfarm Robotics finds a more efficeint way to spray weedshttp://www.theaustralian.com.au/business/the-deal-magazine/andrew-bates-swarmfarm-robotics-finds-a-more-efficeint-way-to-spray-weeds/story-e6frgabx-1227267668599 by forgotAgain • 11 years ago 1 0 11 years agoTHtheaustralian.com.au