đồng chua
Definition
- Noun:
- Acidic field: A type of agricultural land or field characterized by acidic soil, where the pH level is below 7, making it naturally less fertile and challenging for cultivating many common crops.
- Saline-alkaline land: A broader, often regional, meaning referring to an area with brackish, salty, or poor-quality water and soil, resulting in generally uncultivable or low-yield land.
Usage Examples
- Noun:
- Vùng này chủ yếu là đồng chua, rất khó trồng lúa. (This region is mostly acidic fields, making it very difficult to grow rice.)
- Người dân phải cải tạo đồng chua nước mặn để canh tác. (The people had to reclaim the saline-alkaline land for farming.)
Advanced Usage
- The term is often used in agricultural, environmental, and geographical contexts to describe land quality and challenges in rural development.
- It can imply a state of natural poverty of the land, often requiring significant effort and resources to improve for agriculture.
Variants and Related Words
- Đất chua (n): Acidic soil. A more general term for the soil type itself.
- Cây này không sống được ở đất chua. (This plant cannot live in acidic soil.)
- Đất phèn (n): Acid sulfate soil. A specific, highly acidic type of soil common in some coastal plains.
- Đất mặn (n): Saline soil.
Synonyms
- Acidic land
- Poor soil
- Uncultivable land (in the broader sense)
- Brackish region
Related Idioms and Phrases
- Đồng chua nước mặn: This full phrase is commonly used to vividly depict a harsh, impoverished, and unproductive rural area.
- Anh ấy xuất thân từ vùng đồng chua nước mặn. (He originated from a poor region of saline-alkaline land.)