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Morphological description of a novel synthetic allotetraploid(A₁A₁G₃G₃) of Gossypium herbaceum L.and G.nelsonii Fryx. suitable for disease-resistant breeding applications

Fig 5

Identification of resistance to Verticillium dahliae Kleb.

(a) The pathogen of the conidia is indicated with the black arrow. (b) Disease-susceptible upland cotton Jimian11, with yellowing, necrosis, and leaf abscission indicated by red arrows. (c) The resistant S₁. (d) Resistant G. nelsonii. (e) Resistant G. herbaceum.

doi: https://doi.org/10.1371/journal.pone.0242620.g005