Answer: Really, there’s three kinds: herbicide, biological, and mechanical. Herbicide is very effective. We treat it, we come back and treat it on down the line a little bit. Of course, it’s eventually, over time, deteriorates the weed and is a very effective method. The biological method such as using grass carp. And then the mechanical is physical removing. We have a harvester we can use, we can physically remove it by hand, but basically those are the three types.