Tree Core Storage

Tree core storage is the organized preservation of increment cores extracted from trees, protecting these narrow wood samples for later measurement and analysis. After collection, cores are labeled with location, tree, and sampling information, allowed to stabilize under controlled, dry conditions, and stored in protective holders that limit moisture, contamination, physical damage, and loss of identity. Proper storage maintains the wood structure and annual growth rings needed for dendrochronology, including cross-dating and measurement of ring width or density. In environmental research, archived cores support studies of climate variability, drought, disturbance, forest history, and long-term ecosystem change, while enabling future analyses with improved methods.

Tree Core Storage - Related Videos

Research

JoVE Journal - Environment

Tree Core Analysis with X-ray Computed Tomography

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Cited by 10 •

2023

Here we show how to process tree cores with an X-ray computed tomography toolchain. Except for chemical extraction for some purposes, no further physical lab treatment is needed. The toolchain can be used for biomass estimations, for obtaining MXD/tree-ring width data as well as for obtaining quantitative wood anatomy data.

A Venturi Effect Can Help Cure Our Trees

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Cited by 24 •

2013

Compared to the more traditional hole-based methods, most of which require the tree to be drilled, tools with lenticular blades transform the basics of endotherapy easing the closure of the wound and allowing the natural uptake of the solutions.

Education

JoVE Science Education - Environmental Sciences

Tree Identification: How To Use a Dichotomous Key

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2023

Source: Laboratories of Margaret Workman and Kimberly Frye - Depaul University A dichotomous key is a tool that identifies items in nature, such as leaves. This method is based on the idea of choosing between two characteristics. The word dichotomous comes from two Greek words that mean “to divide into two parts.” In a dichotomous key for leaf identification, each pair of phrases describes different features of the leaf. Only one of the phrases correctly applies to the leaf being keyed out. The...

Tree Survey: Point-Centered Quarter Sampling Method

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2023

A number of methods are available for sampling forest communities. Point-centered quarter is one such method. It is used to gather information on the density, frequency, and coverage of tree species found in a forest. This information provides the ability to estimate the number of individual trees encountered, how often a certain tree occurs, how common the tree is compared to other trees, and the size of the tree. Compared to the standard plot analysis, the point-centered quarter method is...

Research

JoVE Journal - Environment
Free Sample

A Technical Perspective in Modern Tree-ring Research - How to Overcome Dendroecological and Wood Anatomical Challenges

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Cited by 79 •

2015

Here we present a protocol outlining how to sample wooden specimens for the overall assessment of their growth structures. Macro- and microscopic preparation and visualization techniques necessary to generate well-replicated and highly resolved wood anatomical and dendroecological dataset, are described are described.

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