soil nutrients

IIT-Kanpur professor Jayant Singh, along with three students, has developed a mobile app named Bhu Parikshak to test nutrients like nitrogen, phosphorus and more in the soil, alongside a low-cost and portable device that can do the job in just 90 seconds

Scientists at the Indian Institute of Technology, Madras have developed a method to make a low-cost adsorbent using an invasive weed.