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Liquid bacterial inoculants with extended useful life and enhanced stability on seeds. RU patent 2428467.

FIELD: food industry.

SUBSTANCE: method for production of the preparation of a partially dehydrated liquid bacteria inoculant involves: production of a liquid inoculant of bacteria grown basically till stationary phase with the bacteria represented by one or more genera of Rhizobium, Bradyrhizobium, Pseudomonas and Serratia and addition of a dehydrating additive including a desiccant to the liquid bacteria inoculant in an amount sufficient for partial dehydration of the liquid bacteria inoculant to produce the preparation of the partially dehydrated liquid bacteria inoculant; the desiccant is represent by one or more compounds selected from among trehalose, sucrose, glycerine, triethylene glycol and mannitol in an amount from approximately 5% to approximately 50% (wt/vol) of the preparation of the partially dehydrated liquid bacteria inoculant. Subsequent application of the produced onto a dry medium enables production of a dry granular bacteria inoculant.

EFFECT: invention allows to enhance bacteria survival ability and stability in inoculants, in packages and on seeds.

23 cl, 8 dwg, 5 tbl, 2 ex

IPC classes for russian patent Liquid bacterial inoculants with extended useful life and enhanced stability on seeds. RU patent 2428467. (RU 2428467):

C12N1/04 - Preserving or maintaining viable micro-organisms (immobilised micro-organisms C12N0011000000)

A01C1/06 - Coating or dressing seed

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