cation

By |2024-09-11T12:23:57+08:00September 11th, 2024|

positively charged ion. In soils. the most abundant cations are calcium (Ca). magnesium (Mg). potassium (K). sodium (Na). and aluminum (AI) (contrast with anion).

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catkin

By |2024-09-11T12:23:57+08:00September 11th, 2024|

spike-like flower structure. often drooping and fle exible.

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