>We are currently undertaking a few projects involving micro-algae (not blue
>The medium being used contains urea as a N-source.
>I read once that plants cannot use ammonia but are restricted to Nitrates
>and Nitrites. Is this correct ? Can algae use urea ?
Thanks everyone. That was the first reply I ever got on Internet.
I know I may sound a bit ignorant here (I'm not a plantologist), but
1. Are algae plants ?
2. Can plants (like vegetables and trees) take up ammonia or
are they restricted to taking up nitrates ?
3. If they can take up ammonia do they prefer ammonia or
Thanks a lot