Dr El-Naggar was interviewd by the Channed 2 of the Saudi Tv to speak about the biochar

See the interview on this link
 

https://www.youtube.com/watch?v=OxoA-eh6_io

مزيد من إعلان

Dr El-Naggar was interviewd by the Channed 2 of the Saudi Tv to speak about the biochar

See the…