I am much more intrigued about using this method to quickly detect land mines at very low cost in a field. So many countries are littered with land mines and t

I am much more intrigued about using this method to quickly detect land mines at very low cost in a field. So many countries are littered with land mines and they continue to harm people long after the conflict is over. But the idea of a farm crop, say potatoes or corn emailing the farmer saying turn on the water I am thirsty almost sounds like science fiction to this old agronomist.