Available Nitrogen calculation

Question

My garden soil test report is as below:

pH 7.60
E.C. 0.52
O.C. 0.37
P 37
K 305
Zn 0.83
Fe 7.48
S 18
Mn 19.13
Cu 0.73
Mg 1.90
Ca 3.80

What is available nitrogen ppm in my soil? How to calculate from above data.
Please guide.

Regards
Dhanesh Koshti

Answer 1

Here is a link that has the formulation that you need to determine available Nitrogen.
http://vlab.amrita.edu/?sub=2&brch=294&sim=1551&cnt=1

https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/testing-soil.htm