Annual syrup production packaging record (Excel) Bulletin #7036, How to Tap Maple Trees and Make Maple Syrup (Cooperative Extension Publications) Bulletin #7038, Maple Syrup Quality Control Manual (Cooperative Extension Publications) Bulletin #7041, Licensing and Regulations for Maple Syrup Processing in Maine (Cooperative Extension Publications) Handbook for Maple Grading and Judging Training International Maple Syrup Institute