One doubt about dandruff

Hi for all.Please, help me. I need one recipe to eliminate dandruff. I saw a lot of recipes here but i don't know the amount that is necessarie to my short hair. (see my photos)I have baking soda, rosemary oil, tea-tree oil, lavander oil.Thanks for all.
updated by @rodrigo-leo: 01/13/15 08:38:33PM

spoonful of baking soda in a cup of warter5 drops teatree 10 drops rosemaryafter soaking rice with cold waterthen 1 spopoonful apple coder vinager same oilsleave soak 2-3 minrinse with coldest water u can


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My new book Ban The Taboo Vol 1

Thank you SE very much.And how long do i have to live the first soak with baking soda?One hug to you man. soaringeagle said:

spoonful of baking soda in a cup of warter
5 drops teatree 10 drops rosemary

after soaking rice with cold water
then 1 spopoonful apple coder vinager same oils
leave soak 2-3 min
rinse with coldest water u can