25-01-2018 дата публикации
Номер: US20180020672A1
Принадлежит:
Endophytic bacteria, compositions comprising the same, and methods of use thereof are disclosed which increase the root and shoot growth of grass hosts, suppress growth of soil borne fungal pathogens of host plants, increase resistance of the grass to diseases and reduce competitiveness of distantly related competitor weeds of the crop. 1PseudomonasMicrobacteriumEnterobacterPhragmites australis. A method of increasing root and shoot growth of a grass plant host , comprising inoculating the host grass or seed with one or more biologically pure spp. , ssp. or ssp. endophyte strains isolated from , which are heterologously disposed to said grass plant host , said strains being effective to increase one or more of root growth promotion , shoot growth promotion , resistance to salt stress , competition with undesirable plant species and resistance to fungus in a plant produced from the seed , as compared to a reference plant grown under the same conditions.2. The method of claim 1 , wherein said bacteria comprise specific rDNA sequences selected from the group consisting of SEQ ID NO: 1-16 or sequences having at least 97% identity therewith.3Microbacterium oxydans. The method of claim 2 , wherein said endophytic bacteria comprises one or more of the bacteria selected from Sandy LB4 claim 2 , Sandy LB6 claim 2 , Sandy Y8 claim 2 , RoY12 claim 2 , RoLB13w claim 2 , WY9y claim 2 , WY6 claim 2 , West 9 claim 2 , WY14 claim 2 , RiY3 claim 2 , SandyY7w claim 2 , RiLB4 claim 2 , SY1 claim 2 , SY5 claim 2 , WY9w claim 2 , and B2.4. The method of claim 3 , wherein said bacteria are selected from the group consisting of Sandy LB4 claim 3 , Sandy LB6 claim 3 , West 9 claim 3 , and SY1.5. The method of claim 3 , wherein said bacteria is Sandy LB4.6. The method of claim 3 , wherein said bacteria is Sandy LB6.7. The method of claim 3 , wherein said bacteria is SY1.8Microbacterium oxydans. The method of claim 3 , wherein said bacteria is B29. The method of claim 2 , wherein the ...
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