What benefits of Acinetobacter calcoaceticus have been cited in the scientific literature?
Literature also cites improved growth parameters, fruit yield, and antioxidant capacity in tomatillo (Physalis ixocarpa) at reduced potassium inputs, and — as part of a bacterial consortium — enhanced alfalfa germination and stress tolerance under saline-alkali conditions. Zinc oxide and zinc carbonate solubilization by A. calcoaceticus, linked to higher plant zinc uptake, is an additional reported mechanism.
None of these findings constitute approved label claims or regulatory endorsements. Growers and formulators researching Acinetobacter calcoaceticus potential claims should treat this literature summary as a research signal, not a registration precedent.
1AAPFCO-accepted claims
Listing details- Beneficial to plants and/or soils.
Accepted wording, shown verbatim · source: AAPFCO Plant Biostimulant list
2Potential claims from the literature
Reported to increase chlorophyll content in both the monocot Lemna minor and the dicot Lactuca sativa under hydroponic culture conditions
Reported to colonize plant surfaces and promote growth of Lemna minor and Lactuca sativa, with significant effects observed under nutrient-poor conditions
Reported to increase biomass production in multiple duckweed species (Lemna aoukikusa, Lemna minor, and Spirodela polyrhiza) in sterile Hoagland solution across a range of nutrient concentrations
Reported to increase biomass production of Lemna minor in non-sterile pond water and secondary effluent from a sewage treatment plant
Reported to rescue Lemna minor from growth inhibition caused by microorganisms indigenous to pond water
Reported to exhibit phosphate solubilization activity
Reported to produce indole-3-acetic acid (IAA)
Reported to produce siderophores
Reported to solubilize insoluble zinc oxide and zinc carbonate, and plants treated with ZnCO3 and Acinetobacter calcoaceticus showed the highest zinc content and plant dry weight compared to control
Reported to improve plant growth parameters (chlorophyll, weight, and mineral element contents) and fruit characteristics (yield, maturity index, antioxidant capacity, and protein, fiber, and fat contents) in tomatillo (Physalis ixocarpa) at reduced potassium fertilizer doses
Reported to up-regulate bioactive metabolites (4,4″-bis(N-feruloyl)serotonin, salvianolic acid K, and chlorogenic acid) in tomatillo fruits, which may have roles in anti-senescence and resistance mechanisms
Reported, as part of a bacterial consortium with Staphylococcus epidermidis and Enterobacter hormaechei, to significantly increase alfalfa seed germination rates, emergence rates, and biomass (shoot and root dry weight) under saline-alkali stress
Reported, as part of a bacterial consortium, to enhance photosynthetic efficiency and antioxidant enzyme activities (SOD, POD, CAT) while decreasing malondialdehyde (MDA) levels in alfalfa under saline-alkali stress
Reported, as part of a bacterial consortium, to improve osmoprotectant accumulation (soluble sugars, soluble proteins, and proline) in alfalfa under saline-alkali stress
Reported, as part of a bacterial consortium, to modulate soil properties by reducing pH and electrical conductivity while elevating nutrient availability and soil enzyme activities
Reported to enhance hydrocarbon phytoremediation when associated with poplar trees planted on diesel-contaminated soil
See the full picture on Acinetobacter calcoaceticus
This is one lens. Every connected source on Acinetobacter calcoaceticus in one place: AAPFCO Biostimulant, Biosafety Level, Scientific Literature, Potential Claims, Taxonomy & Synonyms.