little potato

Thân thiện

A farmer examines a little potato plant with yellowing leaves.

Definition

1. Noun:
   • A plant disease affecting potatoes: "Little potato" refers specifically to a fungal disease of potatoes caused by Rhizoctonia solani, also known as Rhizoctonia canker or black scurf. It is characterized by stunted growth, small tubers, and dark sclerotia on the tuber surface.

Usage Examples

• Noun:
  • The field's yield was low due to an outbreak of little potato.
  • Crop rotation is recommended to manage little potato in potato cultivation.

Advanced Usage

• Technical/Agricultural Context: The term is primarily used in agricultural science, plant pathology, and farming. It is not typically used in everyday conversation outside these contexts.
  • The agronomist identified the symptoms as little potato and advised on fungicide treatment.

Variants and Related Words

• Rhizoctonia disease: The more general technical name for the disease.
• Black scurf: A common name referring to the dark, crust-like sclerotia on the tubers, which is a symptom of the disease.
• Rhizoctonia canker: Another name emphasizing the stem cankers it can cause.

Synonyms

• Rhizoctonia solani infection: The precise pathological description.
• Potato rhizoctoniosis: A less common synonym.

Notes on Meaning

• Important Distinction: The term "little potato" in this specific, countable form ("a little potato") is a plant disease. It should not be confused with the informal, uncountable phrase "small potatoes" (meaning something insignificant) or a literal description of a physically small potato tuber.

Học thuật

Noun

1. rhizoctinia disease of potatoes

Từ đồng nghĩa

• rosette
• russet scab
• stem canker