GURGAON –- Ritu Mathur poked the soil in the potted plants and flowerbeds of her garden filled with organic vegetables and fruits. “Snails!” she exclaimed — before finishing, “are a problem.” Getting rid of pests can be the biggest challenge in organic farming, which is done entirely without pesticides or insecticides. Mathur uses pheromone traps and sticky traps as well as a garlic and red chili paste to get rid of the bugs. Still, rats can be a menace. So why go through all t...