stem blight

Thân thiện

The gardener examines the tomato plant for signs of stem blight.

Definition

Noun: A plant disease, specifically a type of fungous blight, that causes damage, decay, or death to the stems of plants. It is characterized by lesions, cankers, or discoloration on the stem tissue, which can weaken or kill the plant.

Usage

"Stem blight" is a technical term used primarily in agriculture, botany, and gardening. It refers to the symptom or the disease itself affecting the plant's stems. - It is typically used as a compound noun. - It often specifies the host plant, e.g., "soybean stem blight" or "azalea stem blight."

Examples

• The tomato crop was devastated by a severe case of stem blight.
• Stem blight is often spread through contaminated soil or water.
• Gardeners should remove infected plants to prevent the spread of stem blight.

Advanced Usage

• Diagnostic Context: The term is used when diagnosing plant health issues. "The wilting is likely due to stem blight, not root rot."
• Pathogen Specification: While defined as "fungous," the term can be associated with specific fungal pathogens like or .

Variants and Related Words

• Blight (n): A general term for any plant disease that causes rapid and extensive damage, wilting, and death.
• Stem canker (n): A related condition involving sunken, necrotic lesions on a stem.
• Fungous (adj): An older variant spelling of fungal, meaning caused by or relating to fungi.

Synonyms

• Stem disease
• Stem rot (though "rot" often implies a wetter decay)
• Fungal stem infection

Notes

• "Stem blight" is a fixed compound noun. The word "stem" modifies "blight" to specify the plant part affected. The definition provided focuses on this specific compound term.
• It is not typically used in idiomatic or figurative language outside of botanical contexts.

Học thuật

Noun

1. a fungous blight attacking the stems of plants