The present invention provides a method for producing an inbred plant comprising the first and second traits of interest in the L1 shoot meristem layer, for use in producing a marginal chimeric plant. Obtained inbred plant, use of the inbred plant to produce the marginal chimera plant, method for producing a marginal chimera plant using the inbred plant, marginal chimera thus obtained Provided are the use of the peripheral chimeric plant in the production of plants, plant products, and the plant products thus obtained. [Selection diagram] None
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