Maple sirup. XIII. Sterilizing effect of sunlight on maple sap in transparent tubes.
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Analysis of plastic residues in maple sap and syrup collected from tubing systems sanitized with isopropyl alcohol
A plastic tubing system operated under vacuum is usually used to collect sap from maple trees during spring time to produce maple syrup. This system is commonly sanitized with isopropyl alcohol (IPA) to remove microbial contamination colonizing the system during the sugar season. Questions have been raised whether IPA would contribute to the leaching of plastic residues in maple sap and syrup c...
متن کاملEffect of dark-colored maple syrup on cell proliferation of human gastrointestinal cancer cell
Maple syrup is a natural sweetener that is commonly consumed worldwide. While maple syrup mainly comprises sucrose, it also contains phytochemicals that present various biological effects. Maple syrup is made by boiling down sap, and its color and composition vary in accordance with the sap collection season. Typically, seasonal progression is associated with darker syrup color, and antioxidant...
متن کاملA Comparative Analysis of Sugar Concentrations in Various Maple Species on the St. Johns Campus
It is well known that many varieties of Maple trees produce sugar containing sap in the springtime. The average concentration of Sucrose in Sugar Maple sap is estimated to be approximately 2% in concentration. The purpose of this study is to tap maples present on the St. Johns campus and obtain samples to compare their sugar concentrations to those of the sugar maples in the St. Johns Sugar bus...
متن کاملA requirement for sucrose in xylem sap flow from dormant maple trees.
The response of excised stem segments of several tree species to freezing and thawing cycles was studied. All species studied (Thuja occidentalis, Fagus grandifolia, and Betula papyrifera) except maple (Acer spp.) exuded sap while freezing and absorbed on thawing. Maple stems absorbed sap while freezing and exuded sap during the thaw only when sucrose was present in the vessel solution. Increas...
متن کامل"salty" Syrup from Roadside Sugar Maples in Decline
M.F. MORSELLI and M.L. WHALEN Maple Research Laboratory Botany Department College of Agriculture and Life Sciences University of Vermont October 1987 FINAL REPORT We had two objectives in the study of sugar maples which showed signs of decline and stress on a roadside where deicing salt was used in the winter. One goal was to determine If tree stress is related to the levels offsodium and chlor...
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عنوان ژورنال:
- Applied microbiology
دوره 8 شماره
صفحات -
تاریخ انتشار 1960