If you notice that your yard is pitted by holes and plant roots are damaged, it is the fault of gophers or moles. They dig tunnels for their livelihoods and look for food, they do not seek to cause harm. But you need to get rid of them as fast as you can. Start with harmless methods - use electronic repellers. Perhaps, after the application of these devices you will not need other products to kill rodents. More about repellents and killing ways we are told in THE COMPLETE GUIDE TO GET RID OF Moles.