Improved plant growth with rock phosphat
Improved plant growth with rock phosphate solubilized by Aspergillus niger grown on sugar-beet waste
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Nikolay Vassilev; Irena Franco; Maria Vassileva; Rosario Azcon
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Article
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1996
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Elsevier Science
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English
⚖ 499 KB
Aspergillus niger was successfully cultivated on sugarbeet-waste material (SB) supplemented with 3.0 g/l rock phosphate (RP) acidifying the medium and thus decreasing the pH to 3.0-3.5. The fermented mixture finally contained mineralized organic matter, rock phosphate solubilized to 224 ltg P per mi