Find national wildlife refuges near your home or travel destination by clicking the state, then clicking the refuge name to visit each refuge Web site and learn about all there is to see and do. Use the dropdown menu to find refuges by state, alphabet, zip code and more.
With maple sap collection complete, we'll show you the final syrup process. Learn how to boil down your maple sap, pre-filter the almost syrup solution, use a digital thermometer to reach 219 degrees, and turn your maple sap into delicious, homemade maple syrup. Subscribe to our channel for more videos on maple syrup making.
Fig. 2. An increase in sugar content reduces markedly the amount of sap needed to produce a gallon of syrup. Yet, the investigator who would measure the sugar content of maple sap cannot go out into the sugarbush, make tests on a few trees, and immedi-ately utilize these data with confidence. In our first experience at testing we