How to make PSB with shrimp paste

How to make PSB with shrimp paste
Another method with fish sauce    • របៀបខ្ញុំធ្វើ ជូលីនសុី រស្មីសំយោគ [ជី...  

Photosynthetic bacteria microorganisms are common throughout the world and are characterized by their ability to assimilate carbon dioxide and fix molecular nitrogen, utilizing solar sources of energy.
PSB could help plant's root to grow faster and help the trunk and leaf healthier.
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Disclaimer: This video is for education purpose only, I have learned this method from my local community and YouTuber.
I take no responsibility for the outcome arising from this video.