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Tree Disease Resources & Research

In-depth articles on identifying and treating common tree diseases using potassium phosphite injection and integrated management strategies.

Phosphite (Phosphonate) Fungicide Treatment

How phosphite salts work as a biodegradable fungicide against Phytophthora dieback. Covers potassium phosphite injection, foliar spray and integrated disease management.

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Potassium Phosphite — How It Saves Trees

In-depth guide to potassium phosphite as a systemic fungicide and energizer nutrient. How PO3 phosphite differs from PO4 phosphate and why it protects trees.

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Managing Pseudomonas Bleeding Canker of Horse Chestnut

Research-backed guide to managing Pseudomonas bleeding canker (Pae) in horse chestnut trees. Covers soil decompaction, fertilisation, drainage, mulching and HCLM control.

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Phytophthora Ramorum — Ramorum Dieback of Larch

Information on Phytophthora ramorum, the pathogen causing ramorum dieback in Japanese larch and other trees across the UK.

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Control of Chestnut Ink Disease

Research on using potassium phosphite injection to control chestnut ink disease caused by Phytophthora cinnamomi and cambivora.

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Injecting Trees with Phosphorous Acid for Dieback

Case study on injecting trees with phosphorous acid to prevent and treat dieback. Covers the Peter Coppin method and avocado root rot research.

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Using Phosphorous Acid for Conifer Dieback

How phosphorous acid injection treats conifer die-back and canker. Practical guidance on the Chemjet injection method for conifers.

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Oak Decline & Dieback — Forestry Commission 2008

Forestry Commission 2008 guidance on oak decline and dieback in the UK. Causes, symptoms and management strategies.

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Shot Hole in Leaves — Pseudomonas syringae

Identification and treatment of shot hole disease caused by Pseudomonas syringae in cherry and pear leaves.

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