Science & partner links

Sources, methods, and further reading.

This site combines project information supplied by the Grayson Chestnut Project with public material from its partner organizations and scientific literature. The oxalic-acid leaf assay described here is exploratory and should not be interpreted as a validated substitute for whole-tree disease testing.

TACF tree breeding and recurrent genomic selectiontacf.org/tree-breeding/ ↗

Primary explanation of TACF's RGS model, breeding tracks, genomic prediction, and field testing.

Virginia Chapter of The American Chestnut Foundationtacf.org/va/about-us/ ↗

Chapter mission, restoration activities, and contact information.

Grayson LandCaregraysonlandcare.org ↗

Local member-driven organization supporting community, natural heritage, and economy.

Matthews State Forest — Virginia Department of ForestryMatthews State Forest information ↗

Official visitor and forest information, including the American chestnut research orchards.

Grafting method and materialsOpen the grafting guide ↗
Bark graft videoWatch on YouTube ↗
Oxalic acid and chestnut blightRigling & Prospero, Cryphonectria parasitica, the causal agent of chestnut blight

Review describing oxalic acid as a toxin produced during infection and research targeting oxalate degradation.

Leaf bioassay researchZhang et al., oxalate oxidase and leaf necrosis ↗

A published example of using chestnut leaf tissue and oxalate-related treatments to measure necrosis under controlled conditions.