Not sure if this has been posted before but I found it very informative. Many suggestions for ingredients and several recipes for homemade fertilizer solutions. I'm going to try the fish emulsion one this year if I can get enough fish parts.
"Hundreds of years from now it will not matter what my bank account was, the sort of house I lived in or the type of car I drove... But the world may be different because I did something so bafflingly crazy that it becomes a tourist destination"