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Results for: 'Tree ID'

1:59

Overdriving Spouts

By: uvmext

Although bucket spouts are still available, most spouts used in the maple industry currently are plastic and designed to be used with vacuum. Spouts are constructed of food-grade nylon or polycarbonate and are smaller in size (5/16" diameter) than...

0:53

What's In The Sap?

By: uvmext

Maple sap, what's in it? Maple sap is a dilute solution of mainly water (95-99%) and sugar (1-5%), along with trace amounts of other substances, including: organic acids, free amino acids, protein, minerals, and phenolic compounds. Sap coming dire...

0:55

Sanitation

By: uvmext

Like people, plants have strong mechanisms to prevent the spread of microorganisms within their tissues. Trees are capable of "walling off" wounds to prevent infections from spreading throughout the tree. This healing process also slows, and event...

22:15

Leveraging Community Science to Complement Professional Field Surveys and Fill Data Gaps for Invasive Insects

By: vmc

This was presented by Mitchell O'Neill as a part of a series of contributed talks from the 2022 FEMC Annual Conference. To learn more about the conference, visit: https://www.uvm.edu/femc/cooperative/conference/2022. Invasive insects like spotted ...

20:16

Patterns and Drivers of Woodland Understory Flower Phenology and Canopy Closure

By: vmc

This was presented by Jordon Tourville as a part of a series of contributed talks from the 2022 FEMC Annual Conference. To learn more about the conference, visit: https://www.uvm.edu/femc/cooperative/conference/2022. Warming and changes in precipi...

1:16

Maple Laws

By: uvmext

The law is very clear on what can be sold as pure maple syrup; only "the liquid derived by concentration and heat treatment of the sap of the maple tree". No processing that "adds or removes naturally occurring soluble materials" is allowed. This ...

1:29

Adulteration

By: uvmext

The law is very clear as to what can be sold as pure maple syrup; only the liquid derived by concentration and heat treatment of the sap of the maple tree. No processing that adds or removes naturally occurring soluble materials is allowed. This d...

1:31

Sugarbush Management 2

By: uvmext

Late summer, while leaves are still green is a good time to assess the trees in your sugarbush. Weak or declining individuals will show areas of crown dieback. Trees with more than 75% dieback will likely not survive but are still competing for li...

1:29

Fall Color

By: uvmext

Autumn colors in leaves of maple trees is an annual phenomenon that is highly prized for its beauty and is also economically important. As day length shortens, the tree stops making new green chlorophyll pigment while the chlorophyll already in th...