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2011 Maple Tubing and Taphole Sanitation Research. Stephen Childs New York State Maple Specialist Cornell University Research funded by the New York State Farm Viability Institute. 120% or 2.2 times, 14.1 more gallons of sap per tap. 101% or 2 times increase 10.2 more
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2011 Maple Tubing and Taphole Sanitation Research Stephen Childs New York State Maple Specialist Cornell University Research funded by the New York State Farm Viability Institute
120% or 2.2 times, 14.1 more gallons of sap per tap
101% or 2 times increase 10.2 more gallons of sap per tap
72% or 1.7 times or increase of 8.8 more gallons of sap per tap
31% or 1.3 times more sap flow Improvement 3.9 more gallons of sap per tap
6% difference Older tubing produced .8 more gallons per tap (22” vacuum)
18% increase Not scientifically significant
133%, 2.4 times or 6.5 more gallons per tap
New spout and drop produced 21% or 1.8 more gallons of sap per tap than a check valve and old drop
2010 17% increase
26% difference Not scientifically significant
Vacuum vs. Gravity • Vacuum levels usually 16” – 17”
151% increase, 2.5 times more Sap or 15.6 more Gallons of sap Per tap 16” vac
110% increase, 2.1 times more Sap or 5.3 more Gallons of sap Per tap 16” vac
140% increase, 2.4 times more Sap or 11.9 more Gallons of sap Per tap 16” vac