What benefits of Acrocalymma vagum have been cited in the scientific literature?
In tomato (Solanum lycopersicum), inoculation with Acrocalymma vagum is reported to significantly enhance root development — including lateral root count, root-to-shoot ratio, and root activity — and to increase chlorophyll a, chlorophyll b, and anthocyanin content, suggesting improved photosynthesis and antioxidant defense. Under drought stress, the literature cites biomass and glycyrrhizin content gains in licorice (Glycyrrhiza uralensis), as well as growth promotion in Artemisia ordosica and Astragalus mongholicus.
Rice (Oryza sativa) research reports a 60% improvement in seed and shoot germination rates under combined salt and water-scarcity stress, along with elevated superoxide dismutase activity and reduced malondialdehyde — indicators of reduced oxidative damage. Phosphorus solubilization in vitro, Brassica species growth promotion (possibly linked to auxin and siderophore production), and cadmium accumulation in plant tissues — suggesting bioremediation potential — complete the reported benefit profile for Acrocalymma vagum.
1AAPFCO-accepted claims
Listing details- Promotes plant growth.
Accepted wording, shown verbatim · source: AAPFCO Plant Biostimulant list
2Potential claims from the literature
Reported to significantly enhance root development in tomato (Solanum lycopersicum), as evidenced by an increased root-to-shoot ratio, a higher number of lateral roots, and the most substantial effect on root activity among tested Acrocalymma strains
Reported to elevate chlorophyll a, chlorophyll b, and total chlorophyll content in tomato, suggesting improved photosynthetic efficiency
Reported to increase anthocyanin levels in tomato leaves, indicating enhanced antioxidative defense mechanisms
Reported to significantly increase biomass and glycyrrhizin content of licorice (Glycyrrhiza uralensis) under drought stress
Reported to increase glycyrrhizic acid content of licorice (Glycyrrhiza uralensis) under drought stress
Reported to partly recover drought-stress-induced declines in licorice plant growth, improving morphological, photosynthetic, and antioxidant parameters under drought stress
Reported to promote plant growth, antioxidant enzyme activity, and root development of Artemisia ordosica under drought stress
Reported to positively affect plant growth of Astragalus mongholicus depending on DSE species and water regime when inoculated under drought conditions
Reported to significantly promote biomass and root architecture of non-host plants (Medicago sativa and Ammopiptanthus mongolicus) under cadmium stress
Reported to increase total nitrogen content of Ammopiptanthus mongolicus under cadmium stress
Reported to significantly improve accumulation of cadmium in plant tissues under cadmium stress, demonstrating potential application in bioremediation of heavy-metal-polluted areas
Reported to promote growth of Brassica species (B. rapa, B. napus, B. nigra, B. juncea, and B. carinata), possibly due to production of auxins, siderophores, phosphorus solubilization, or cellulase, xylanase, or amylase activity
Reported to solubilize phosphorus in vitro, as indicated by biochemical tests performed on Acrocalymma vagum isolated from kale roots
Reported to substantially impact rice (Oryza sativa) seed germination, biomass accumulation, and oxidative stress responses under salt and water scarcity stress conditions
Reported to augment biomass content of rice under elevated stress levels (-0.90 MPa), suggesting possible stress tolerance mechanisms
Reported to increase superoxide dismutase activity and diminish malondialdehyde levels in rice under stress conditions, indicating capacity to alleviate reactive oxygen species and lipid peroxidation
Reported to markedly enhance seed and shoot germination rates of rice by 60% when used as a biofertilizer under salt and water scarcity stress
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