{
  "version": "1.2.0",
  "chapters": [
    {
      "title": "- Welcome, and introductions\r",
      "startTime": 0,
      "endTime": 111
    },
    {
      "title": "- Precipitation has increased. How have each of the 4Rs been affected by this increase in precipitation?\r",
      "startTime": 111,
      "endTime": 579
    },
    {
      "title": "- The Maximum Return To Nitrogen rate model (MRTN) wasn't around 25 years ago. What prompted that change?\r",
      "startTime": 579,
      "endTime": 1257
    },
    {
      "title": "- How has UMN research contributed to sulfur nutrient management understanding? \r",
      "startTime": 1257,
      "endTime": 1763
    },
    {
      "title": "- Water quality awareness is top-of-mind in 2025. What do we know today versus 25 years ago?\r",
      "startTime": 1763,
      "endTime": 2465
    },
    {
      "title": "- How has technology affected - or not affected - fertilizer management over the last quarter century?\r",
      "startTime": 2465,
      "endTime": 3079
    },
    {
      "title": "- The Nitrogen Conference and Nutrient Management Conference both are right around the corner. Register today at z.umn.edu/2025conferences",
      "startTime": 3079,
      "endTime": 0
    }
  ]
}