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. 2021 Jan 3;40(3):461–478. doi: 10.1007/s00299-020-02632-x

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© Springer-Verlag GmbH Germany, part of Springer Nature 2021

This article is made available via the PMC Open Access Subset for unrestricted research re-use and secondary analysis in any form or by any means with acknowledgement of the original source. These permissions are granted for the duration of the World Health Organization (WHO) declaration of COVID-19 as a global pandemic.

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Fig. 1 — Availability of in vitro transformation and regeneration protocols for the ten world’s best-selling cut flowers: 0 = not available protocols; 1 = basic protocols; 2 = routine protocols for model varieties; 3 = efficient routine protocols for commercial varieties. Examples of transformation and regeneration protocols in some cut flowers are reported in Online Resource 8 (ESM_8)