Pesticide Half-life and Mode of Action
Q: What is the half-life in soil of 2,4-D? How can I tell if it is the culprit for damage to my tomatoes?
A: 2,4-D is a common component of broadleaf weedkillers. According to material from Canada, the half-life is 10 days and the effect on plants is cupping, puckering and strapping of leaves.
For a complete overview of many pesticides and their properties and effects see
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Oak – Gouty Gall
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Potting soils – Saturation
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Lantana – Identification
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Swimming pool water – Harm
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5
2-4-D – Flowers
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Inchworms – Getting Rid Of Them
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Chickweed control failure and a better idea
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3
To diagnose plant problems, follow the angles
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Fescue – Pythium Blight
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Boston Ivy vs Virginia Creeper – Identification
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