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Production of Antibiotic Substances by the Roots of a Grass (Trachypogon plumosus (H. B. K.) Nees) and of Pentanisia variabilis (E. Mey.) Harv. (Rubiaceæ)

Abstract

DURING the course of a study of the rate of nitrification in soils taken from plant communities representing various stages of the secondary grassland succession on the Transvaal Highveld, it was found that soils taken from the Trachypogon plumosus grassland climax community showed a consistent lag in the production of nitrate.

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STIVEN, G. Production of Antibiotic Substances by the Roots of a Grass (Trachypogon plumosus (H. B. K.) Nees) and of Pentanisia variabilis (E. Mey.) Harv. (Rubiaceæ). Nature 170, 712–713 (1952). https://doi.org/10.1038/170712a0

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