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1¡¢Bacterial strains from chitin/chitosan-rich soils, from two industries, were screened for their chitinolytic, antifungal, and mineral phosphate solubilization abilities.
2¡¢The isolate SMA-1-SDCH02, positive for all three properties, was selected and identified as Paenibacillus elgii based on morphological and biochemical characters and supported by 16S rRNA gene sequence analysis.
3¡¢Metabolite changes in the bacteria, studied using attenuated total reflectance-infrared (ATR-IR) spectroscopy, revealed split bands of amide I at the 1659- and 1636-cm-1 regions when grown in minimal media amended with tobacco root exudates.
4¡¢The difference in ATR-IR bands in the presence of tobacco root exudates indicated production of compounds with differences in functional groups.

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