Elaya:

You may like to have a look at this link for the answer to your question:

http://nopr.niscair.res.in/bitstream/123456789/26485/1/JSIR%2060(5)%20378-382.pdf

Best

Syed

Dear Syed sir,

 Thank you so much sir. the article has fulfilled my requirements and now i can make seaweed liquid fertilizers from both dry and fresh seaweed because i got methods for the both from the article given by you.. thanking you once again sir..

With Regards 

U. Elaya Perumal

Elaya: If you are using brown algae, you can heat it at high temperature an high pH, with constant stirring. For example 80C, 2h, pH 8, 800 rpm. BUt you have to experimento to find the best conditions. Compare your results with mehtods using only hot water.

Read this papers to get the details:

Hernández-Herrera RM, Santacruz-Ruvalcaba F, Ruiz-López MA, Norrie J, Hernández-Carmona G. (2014). Effect of liquid seaweed extracts on growth of tomato seedlings (Solanum lycopersicum L.). Journal of Applied Phycology 26: 619-628. DOI: 10.1007/s10811-013-0078-4. ISSN 0921-8971. 

Briceño-Domínguez D, Hernández-Carmona G, Moyo M, Stirk W, van Staden J (2014). Plant growth promoting of seaweeds liquid extract produced from Macrocystis pyrifera under different pH and temperature conditions. Journal of Applied Phycology 26 (15): 2203-2210. DOI 10.1007/s10811-014-0237-2. ISSN: 0921-8971. 

Hernández-Herrera RM, F Santacruz-Ruvalcaba, J Zañudo-Hernández, G Hernández-Carmona. Activity of seaweed extracts and polysaccharides enriched extracts from Ulva lactuca and Padina gymnospora as growth promoters of tomato and mung bean plants. Journal of Applied Phycology (Aceptado el 16 de Diciembre del 2015).

Best regards

Gustavo

Hi Elaya,

I invite you to read my article: "Experimental evaluation of a composted seaweed extract as microalgal culture media" . 

Kind regards,  MARIA 

Thank you very much all..its good i am getting more articles to read. Thanks once again

I have a study related to this so stay tuned!!!