Q. In a population of salmon fish, potential Natality is 10,000 while realised mortality is 200, then the Vitlal Index = (Solved)
1. 50,
2. less then 50
3. mor then 50
4. None of these
- b. less then 50
1. 50,
2. less then 50
3. mor then 50
4. None of these